From b926e5a7a4ac1e8f250f2a1da40a72b3728fee46 Mon Sep 17 00:00:00 2001 From: nickg <132455a@gmail.com> Date: Sun, 2 Feb 2020 20:42:52 +0100 Subject: [PATCH] Added measurement of temperature and distance. --- Code/libraries/OneWire/OneWire.cpp | 580 ++++++++++++++++++ Code/libraries/OneWire/OneWire.h | 182 ++++++ Code/libraries/OneWire/docs/issue_template.md | 64 ++ .../DS18x20_Temperature.pde | 112 ++++ .../examples/DS2408_Switch/DS2408_Switch.pde | 74 +++ .../examples/DS250x_PROM/DS250x_PROM.pde | 75 +++ Code/libraries/OneWire/keywords.txt | 38 ++ Code/libraries/OneWire/library.json | 61 ++ Code/libraries/OneWire/library.properties | 10 + .../OneWire/util/OneWire_direct_gpio.h | 420 +++++++++++++ .../OneWire/util/OneWire_direct_regtype.h | 52 ++ Code/miniRobot/miniRobot.ino | 2 + Code/miniRobotRC/_main.ino | 19 + Code/miniRobotRC/joystick.ino | 1 + Code/miniRobotRC/miniRobotRC.ino | 1 + Code/miniRobotRC/temperatureDistance.ino | 116 ++++ 16 files changed, 1807 insertions(+) create mode 100644 Code/libraries/OneWire/OneWire.cpp create mode 100644 Code/libraries/OneWire/OneWire.h create mode 100644 Code/libraries/OneWire/docs/issue_template.md create mode 100644 Code/libraries/OneWire/examples/DS18x20_Temperature/DS18x20_Temperature.pde create mode 100644 Code/libraries/OneWire/examples/DS2408_Switch/DS2408_Switch.pde create mode 100644 Code/libraries/OneWire/examples/DS250x_PROM/DS250x_PROM.pde create mode 100644 Code/libraries/OneWire/keywords.txt create mode 100644 Code/libraries/OneWire/library.json create mode 100644 Code/libraries/OneWire/library.properties create mode 100644 Code/libraries/OneWire/util/OneWire_direct_gpio.h create mode 100644 Code/libraries/OneWire/util/OneWire_direct_regtype.h create mode 100644 Code/miniRobotRC/temperatureDistance.ino diff --git a/Code/libraries/OneWire/OneWire.cpp b/Code/libraries/OneWire/OneWire.cpp new file mode 100644 index 0000000..38bf4ee --- /dev/null +++ b/Code/libraries/OneWire/OneWire.cpp @@ -0,0 +1,580 @@ +/* +Copyright (c) 2007, Jim Studt (original old version - many contributors since) + +The latest version of this library may be found at: + http://www.pjrc.com/teensy/td_libs_OneWire.html + +OneWire has been maintained by Paul Stoffregen (paul@pjrc.com) since +January 2010. + +DO NOT EMAIL for technical support, especially not for ESP chips! +All project support questions must be posted on public forums +relevant to the board or chips used. If using Arduino, post on +Arduino's forum. If using ESP, post on the ESP community forums. +There is ABSOLUTELY NO TECH SUPPORT BY PRIVATE EMAIL! + +Github's issue tracker for OneWire should be used only to report +specific bugs. DO NOT request project support via Github. All +project and tech support questions must be posted on forums, not +github issues. If you experience a problem and you are not +absolutely sure it's an issue with the library, ask on a forum +first. Only use github to report issues after experts have +confirmed the issue is with OneWire rather than your project. + +Back in 2010, OneWire was in need of many bug fixes, but had +been abandoned the original author (Jim Studt). None of the known +contributors were interested in maintaining OneWire. Paul typically +works on OneWire every 6 to 12 months. Patches usually wait that +long. If anyone is interested in more actively maintaining OneWire, +please contact Paul (this is pretty much the only reason to use +private email about OneWire). + +OneWire is now very mature code. No changes other than adding +definitions for newer hardware support are anticipated. + +Version 2.3: + Unknown chip fallback mode, Roger Clark + Teensy-LC compatibility, Paul Stoffregen + Search bug fix, Love Nystrom + +Version 2.2: + Teensy 3.0 compatibility, Paul Stoffregen, paul@pjrc.com + Arduino Due compatibility, http://arduino.cc/forum/index.php?topic=141030 + Fix DS18B20 example negative temperature + Fix DS18B20 example's low res modes, Ken Butcher + Improve reset timing, Mark Tillotson + Add const qualifiers, Bertrik Sikken + Add initial value input to crc16, Bertrik Sikken + Add target_search() function, Scott Roberts + +Version 2.1: + Arduino 1.0 compatibility, Paul Stoffregen + Improve temperature example, Paul Stoffregen + DS250x_PROM example, Guillermo Lovato + PIC32 (chipKit) compatibility, Jason Dangel, dangel.jason AT gmail.com + Improvements from Glenn Trewitt: + - crc16() now works + - check_crc16() does all of calculation/checking work. + - Added read_bytes() and write_bytes(), to reduce tedious loops. + - Added ds2408 example. + Delete very old, out-of-date readme file (info is here) + +Version 2.0: Modifications by Paul Stoffregen, January 2010: +http://www.pjrc.com/teensy/td_libs_OneWire.html + Search fix from Robin James + http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1238032295/27#27 + Use direct optimized I/O in all cases + Disable interrupts during timing critical sections + (this solves many random communication errors) + Disable interrupts during read-modify-write I/O + Reduce RAM consumption by eliminating unnecessary + variables and trimming many to 8 bits + Optimize both crc8 - table version moved to flash + +Modified to work with larger numbers of devices - avoids loop. +Tested in Arduino 11 alpha with 12 sensors. +26 Sept 2008 -- Robin James +http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1238032295/27#27 + +Updated to work with arduino-0008 and to include skip() as of +2007/07/06. --RJL20 + +Modified to calculate the 8-bit CRC directly, avoiding the need for +the 256-byte lookup table to be loaded in RAM. Tested in arduino-0010 +-- Tom Pollard, Jan 23, 2008 + +Jim Studt's original library was modified by Josh Larios. + +Tom Pollard, pollard@alum.mit.edu, contributed around May 20, 2008 + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Much of the code was inspired by Derek Yerger's code, though I don't +think much of that remains. In any event that was.. + (copyleft) 2006 by Derek Yerger - Free to distribute freely. + +The CRC code was excerpted and inspired by the Dallas Semiconductor +sample code bearing this copyright. +//--------------------------------------------------------------------------- +// Copyright (C) 2000 Dallas Semiconductor Corporation, All Rights Reserved. +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the "Software"), +// to deal in the Software without restriction, including without limitation +// the rights to use, copy, modify, merge, publish, distribute, sublicense, +// and/or sell copies of the Software, and to permit persons to whom the +// Software is furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included +// in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +// IN NO EVENT SHALL DALLAS SEMICONDUCTOR BE LIABLE FOR ANY CLAIM, DAMAGES +// OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, +// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +// OTHER DEALINGS IN THE SOFTWARE. +// +// Except as contained in this notice, the name of Dallas Semiconductor +// shall not be used except as stated in the Dallas Semiconductor +// Branding Policy. +//-------------------------------------------------------------------------- +*/ + +#include +#include "OneWire.h" +#include "util/OneWire_direct_gpio.h" + + +void OneWire::begin(uint8_t pin) +{ + pinMode(pin, INPUT); + bitmask = PIN_TO_BITMASK(pin); + baseReg = PIN_TO_BASEREG(pin); +#if ONEWIRE_SEARCH + reset_search(); +#endif +} + + +// Perform the onewire reset function. We will wait up to 250uS for +// the bus to come high, if it doesn't then it is broken or shorted +// and we return a 0; +// +// Returns 1 if a device asserted a presence pulse, 0 otherwise. +// +uint8_t OneWire::reset(void) +{ + IO_REG_TYPE mask IO_REG_MASK_ATTR = bitmask; + volatile IO_REG_TYPE *reg IO_REG_BASE_ATTR = baseReg; + uint8_t r; + uint8_t retries = 125; + + noInterrupts(); + DIRECT_MODE_INPUT(reg, mask); + interrupts(); + // wait until the wire is high... just in case + do { + if (--retries == 0) return 0; + delayMicroseconds(2); + } while ( !DIRECT_READ(reg, mask)); + + noInterrupts(); + DIRECT_WRITE_LOW(reg, mask); + DIRECT_MODE_OUTPUT(reg, mask); // drive output low + interrupts(); + delayMicroseconds(480); + noInterrupts(); + DIRECT_MODE_INPUT(reg, mask); // allow it to float + delayMicroseconds(70); + r = !DIRECT_READ(reg, mask); + interrupts(); + delayMicroseconds(410); + return r; +} + +// +// Write a bit. Port and bit is used to cut lookup time and provide +// more certain timing. +// +void OneWire::write_bit(uint8_t v) +{ + IO_REG_TYPE mask IO_REG_MASK_ATTR = bitmask; + volatile IO_REG_TYPE *reg IO_REG_BASE_ATTR = baseReg; + + if (v & 1) { + noInterrupts(); + DIRECT_WRITE_LOW(reg, mask); + DIRECT_MODE_OUTPUT(reg, mask); // drive output low + delayMicroseconds(10); + DIRECT_WRITE_HIGH(reg, mask); // drive output high + interrupts(); + delayMicroseconds(55); + } else { + noInterrupts(); + DIRECT_WRITE_LOW(reg, mask); + DIRECT_MODE_OUTPUT(reg, mask); // drive output low + delayMicroseconds(65); + DIRECT_WRITE_HIGH(reg, mask); // drive output high + interrupts(); + delayMicroseconds(5); + } +} + +// +// Read a bit. Port and bit is used to cut lookup time and provide +// more certain timing. +// +uint8_t OneWire::read_bit(void) +{ + IO_REG_TYPE mask IO_REG_MASK_ATTR = bitmask; + volatile IO_REG_TYPE *reg IO_REG_BASE_ATTR = baseReg; + uint8_t r; + + noInterrupts(); + DIRECT_MODE_OUTPUT(reg, mask); + DIRECT_WRITE_LOW(reg, mask); + delayMicroseconds(3); + DIRECT_MODE_INPUT(reg, mask); // let pin float, pull up will raise + delayMicroseconds(10); + r = DIRECT_READ(reg, mask); + interrupts(); + delayMicroseconds(53); + return r; +} + +// +// Write a byte. The writing code uses the active drivers to raise the +// pin high, if you need power after the write (e.g. DS18S20 in +// parasite power mode) then set 'power' to 1, otherwise the pin will +// go tri-state at the end of the write to avoid heating in a short or +// other mishap. +// +void OneWire::write(uint8_t v, uint8_t power /* = 0 */) { + uint8_t bitMask; + + for (bitMask = 0x01; bitMask; bitMask <<= 1) { + OneWire::write_bit( (bitMask & v)?1:0); + } + if ( !power) { + noInterrupts(); + DIRECT_MODE_INPUT(baseReg, bitmask); + DIRECT_WRITE_LOW(baseReg, bitmask); + interrupts(); + } +} + +void OneWire::write_bytes(const uint8_t *buf, uint16_t count, bool power /* = 0 */) { + for (uint16_t i = 0 ; i < count ; i++) + write(buf[i]); + if (!power) { + noInterrupts(); + DIRECT_MODE_INPUT(baseReg, bitmask); + DIRECT_WRITE_LOW(baseReg, bitmask); + interrupts(); + } +} + +// +// Read a byte +// +uint8_t OneWire::read() { + uint8_t bitMask; + uint8_t r = 0; + + for (bitMask = 0x01; bitMask; bitMask <<= 1) { + if ( OneWire::read_bit()) r |= bitMask; + } + return r; +} + +void OneWire::read_bytes(uint8_t *buf, uint16_t count) { + for (uint16_t i = 0 ; i < count ; i++) + buf[i] = read(); +} + +// +// Do a ROM select +// +void OneWire::select(const uint8_t rom[8]) +{ + uint8_t i; + + write(0x55); // Choose ROM + + for (i = 0; i < 8; i++) write(rom[i]); +} + +// +// Do a ROM skip +// +void OneWire::skip() +{ + write(0xCC); // Skip ROM +} + +void OneWire::depower() +{ + noInterrupts(); + DIRECT_MODE_INPUT(baseReg, bitmask); + interrupts(); +} + +#if ONEWIRE_SEARCH + +// +// You need to use this function to start a search again from the beginning. +// You do not need to do it for the first search, though you could. +// +void OneWire::reset_search() +{ + // reset the search state + LastDiscrepancy = 0; + LastDeviceFlag = false; + LastFamilyDiscrepancy = 0; + for(int i = 7; ; i--) { + ROM_NO[i] = 0; + if ( i == 0) break; + } +} + +// Setup the search to find the device type 'family_code' on the next call +// to search(*newAddr) if it is present. +// +void OneWire::target_search(uint8_t family_code) +{ + // set the search state to find SearchFamily type devices + ROM_NO[0] = family_code; + for (uint8_t i = 1; i < 8; i++) + ROM_NO[i] = 0; + LastDiscrepancy = 64; + LastFamilyDiscrepancy = 0; + LastDeviceFlag = false; +} + +// +// Perform a search. If this function returns a '1' then it has +// enumerated the next device and you may retrieve the ROM from the +// OneWire::address variable. If there are no devices, no further +// devices, or something horrible happens in the middle of the +// enumeration then a 0 is returned. If a new device is found then +// its address is copied to newAddr. Use OneWire::reset_search() to +// start over. +// +// --- Replaced by the one from the Dallas Semiconductor web site --- +//-------------------------------------------------------------------------- +// Perform the 1-Wire Search Algorithm on the 1-Wire bus using the existing +// search state. +// Return TRUE : device found, ROM number in ROM_NO buffer +// FALSE : device not found, end of search +// +bool OneWire::search(uint8_t *newAddr, bool search_mode /* = true */) +{ + uint8_t id_bit_number; + uint8_t last_zero, rom_byte_number; + bool search_result; + uint8_t id_bit, cmp_id_bit; + + unsigned char rom_byte_mask, search_direction; + + // initialize for search + id_bit_number = 1; + last_zero = 0; + rom_byte_number = 0; + rom_byte_mask = 1; + search_result = false; + + // if the last call was not the last one + if (!LastDeviceFlag) { + // 1-Wire reset + if (!reset()) { + // reset the search + LastDiscrepancy = 0; + LastDeviceFlag = false; + LastFamilyDiscrepancy = 0; + return false; + } + + // issue the search command + if (search_mode == true) { + write(0xF0); // NORMAL SEARCH + } else { + write(0xEC); // CONDITIONAL SEARCH + } + + // loop to do the search + do + { + // read a bit and its complement + id_bit = read_bit(); + cmp_id_bit = read_bit(); + + // check for no devices on 1-wire + if ((id_bit == 1) && (cmp_id_bit == 1)) { + break; + } else { + // all devices coupled have 0 or 1 + if (id_bit != cmp_id_bit) { + search_direction = id_bit; // bit write value for search + } else { + // if this discrepancy if before the Last Discrepancy + // on a previous next then pick the same as last time + if (id_bit_number < LastDiscrepancy) { + search_direction = ((ROM_NO[rom_byte_number] & rom_byte_mask) > 0); + } else { + // if equal to last pick 1, if not then pick 0 + search_direction = (id_bit_number == LastDiscrepancy); + } + // if 0 was picked then record its position in LastZero + if (search_direction == 0) { + last_zero = id_bit_number; + + // check for Last discrepancy in family + if (last_zero < 9) + LastFamilyDiscrepancy = last_zero; + } + } + + // set or clear the bit in the ROM byte rom_byte_number + // with mask rom_byte_mask + if (search_direction == 1) + ROM_NO[rom_byte_number] |= rom_byte_mask; + else + ROM_NO[rom_byte_number] &= ~rom_byte_mask; + + // serial number search direction write bit + write_bit(search_direction); + + // increment the byte counter id_bit_number + // and shift the mask rom_byte_mask + id_bit_number++; + rom_byte_mask <<= 1; + + // if the mask is 0 then go to new SerialNum byte rom_byte_number and reset mask + if (rom_byte_mask == 0) { + rom_byte_number++; + rom_byte_mask = 1; + } + } + } + while(rom_byte_number < 8); // loop until through all ROM bytes 0-7 + + // if the search was successful then + if (!(id_bit_number < 65)) { + // search successful so set LastDiscrepancy,LastDeviceFlag,search_result + LastDiscrepancy = last_zero; + + // check for last device + if (LastDiscrepancy == 0) { + LastDeviceFlag = true; + } + search_result = true; + } + } + + // if no device found then reset counters so next 'search' will be like a first + if (!search_result || !ROM_NO[0]) { + LastDiscrepancy = 0; + LastDeviceFlag = false; + LastFamilyDiscrepancy = 0; + search_result = false; + } else { + for (int i = 0; i < 8; i++) newAddr[i] = ROM_NO[i]; + } + return search_result; + } + +#endif + +#if ONEWIRE_CRC +// The 1-Wire CRC scheme is described in Maxim Application Note 27: +// "Understanding and Using Cyclic Redundancy Checks with Maxim iButton Products" +// + +#if ONEWIRE_CRC8_TABLE +// Dow-CRC using polynomial X^8 + X^5 + X^4 + X^0 +// Tiny 2x16 entry CRC table created by Arjen Lentz +// See http://lentz.com.au/blog/calculating-crc-with-a-tiny-32-entry-lookup-table +static const uint8_t PROGMEM dscrc2x16_table[] = { + 0x00, 0x5E, 0xBC, 0xE2, 0x61, 0x3F, 0xDD, 0x83, + 0xC2, 0x9C, 0x7E, 0x20, 0xA3, 0xFD, 0x1F, 0x41, + 0x00, 0x9D, 0x23, 0xBE, 0x46, 0xDB, 0x65, 0xF8, + 0x8C, 0x11, 0xAF, 0x32, 0xCA, 0x57, 0xE9, 0x74 +}; + +// Compute a Dallas Semiconductor 8 bit CRC. These show up in the ROM +// and the registers. (Use tiny 2x16 entry CRC table) +uint8_t OneWire::crc8(const uint8_t *addr, uint8_t len) +{ + uint8_t crc = 0; + + while (len--) { + crc = *addr++ ^ crc; // just re-using crc as intermediate + crc = pgm_read_byte(dscrc2x16_table + (crc & 0x0f)) ^ + pgm_read_byte(dscrc2x16_table + 16 + ((crc >> 4) & 0x0f)); + } + + return crc; +} +#else +// +// Compute a Dallas Semiconductor 8 bit CRC directly. +// this is much slower, but a little smaller, than the lookup table. +// +uint8_t OneWire::crc8(const uint8_t *addr, uint8_t len) +{ + uint8_t crc = 0; + + while (len--) { +#if defined(__AVR__) + crc = _crc_ibutton_update(crc, *addr++); +#else + uint8_t inbyte = *addr++; + for (uint8_t i = 8; i; i--) { + uint8_t mix = (crc ^ inbyte) & 0x01; + crc >>= 1; + if (mix) crc ^= 0x8C; + inbyte >>= 1; + } +#endif + } + return crc; +} +#endif + +#if ONEWIRE_CRC16 +bool OneWire::check_crc16(const uint8_t* input, uint16_t len, const uint8_t* inverted_crc, uint16_t crc) +{ + crc = ~crc16(input, len, crc); + return (crc & 0xFF) == inverted_crc[0] && (crc >> 8) == inverted_crc[1]; +} + +uint16_t OneWire::crc16(const uint8_t* input, uint16_t len, uint16_t crc) +{ +#if defined(__AVR__) + for (uint16_t i = 0 ; i < len ; i++) { + crc = _crc16_update(crc, input[i]); + } +#else + static const uint8_t oddparity[16] = + { 0, 1, 1, 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0 }; + + for (uint16_t i = 0 ; i < len ; i++) { + // Even though we're just copying a byte from the input, + // we'll be doing 16-bit computation with it. + uint16_t cdata = input[i]; + cdata = (cdata ^ crc) & 0xff; + crc >>= 8; + + if (oddparity[cdata & 0x0F] ^ oddparity[cdata >> 4]) + crc ^= 0xC001; + + cdata <<= 6; + crc ^= cdata; + cdata <<= 1; + crc ^= cdata; + } +#endif + return crc; +} +#endif + +#endif diff --git a/Code/libraries/OneWire/OneWire.h b/Code/libraries/OneWire/OneWire.h new file mode 100644 index 0000000..a7bfab7 --- /dev/null +++ b/Code/libraries/OneWire/OneWire.h @@ -0,0 +1,182 @@ +#ifndef OneWire_h +#define OneWire_h + +#ifdef __cplusplus + +#include + +#if defined(__AVR__) +#include +#endif + +#if ARDUINO >= 100 +#include // for delayMicroseconds, digitalPinToBitMask, etc +#else +#include "WProgram.h" // for delayMicroseconds +#include "pins_arduino.h" // for digitalPinToBitMask, etc +#endif + +// You can exclude certain features from OneWire. In theory, this +// might save some space. In practice, the compiler automatically +// removes unused code (technically, the linker, using -fdata-sections +// and -ffunction-sections when compiling, and Wl,--gc-sections +// when linking), so most of these will not result in any code size +// reduction. Well, unless you try to use the missing features +// and redesign your program to not need them! ONEWIRE_CRC8_TABLE +// is the exception, because it selects a fast but large algorithm +// or a small but slow algorithm. + +// you can exclude onewire_search by defining that to 0 +#ifndef ONEWIRE_SEARCH +#define ONEWIRE_SEARCH 1 +#endif + +// You can exclude CRC checks altogether by defining this to 0 +#ifndef ONEWIRE_CRC +#define ONEWIRE_CRC 1 +#endif + +// Select the table-lookup method of computing the 8-bit CRC +// by setting this to 1. The lookup table enlarges code size by +// about 250 bytes. It does NOT consume RAM (but did in very +// old versions of OneWire). If you disable this, a slower +// but very compact algorithm is used. +#ifndef ONEWIRE_CRC8_TABLE +#define ONEWIRE_CRC8_TABLE 1 +#endif + +// You can allow 16-bit CRC checks by defining this to 1 +// (Note that ONEWIRE_CRC must also be 1.) +#ifndef ONEWIRE_CRC16 +#define ONEWIRE_CRC16 1 +#endif + +// Board-specific macros for direct GPIO +#include "util/OneWire_direct_regtype.h" + +class OneWire +{ + private: + IO_REG_TYPE bitmask; + volatile IO_REG_TYPE *baseReg; + +#if ONEWIRE_SEARCH + // global search state + unsigned char ROM_NO[8]; + uint8_t LastDiscrepancy; + uint8_t LastFamilyDiscrepancy; + bool LastDeviceFlag; +#endif + + public: + OneWire() { } + OneWire(uint8_t pin) { begin(pin); } + void begin(uint8_t pin); + + // Perform a 1-Wire reset cycle. Returns 1 if a device responds + // with a presence pulse. Returns 0 if there is no device or the + // bus is shorted or otherwise held low for more than 250uS + uint8_t reset(void); + + // Issue a 1-Wire rom select command, you do the reset first. + void select(const uint8_t rom[8]); + + // Issue a 1-Wire rom skip command, to address all on bus. + void skip(void); + + // Write a byte. If 'power' is one then the wire is held high at + // the end for parasitically powered devices. You are responsible + // for eventually depowering it by calling depower() or doing + // another read or write. + void write(uint8_t v, uint8_t power = 0); + + void write_bytes(const uint8_t *buf, uint16_t count, bool power = 0); + + // Read a byte. + uint8_t read(void); + + void read_bytes(uint8_t *buf, uint16_t count); + + // Write a bit. The bus is always left powered at the end, see + // note in write() about that. + void write_bit(uint8_t v); + + // Read a bit. + uint8_t read_bit(void); + + // Stop forcing power onto the bus. You only need to do this if + // you used the 'power' flag to write() or used a write_bit() call + // and aren't about to do another read or write. You would rather + // not leave this powered if you don't have to, just in case + // someone shorts your bus. + void depower(void); + +#if ONEWIRE_SEARCH + // Clear the search state so that if will start from the beginning again. + void reset_search(); + + // Setup the search to find the device type 'family_code' on the next call + // to search(*newAddr) if it is present. + void target_search(uint8_t family_code); + + // Look for the next device. Returns 1 if a new address has been + // returned. A zero might mean that the bus is shorted, there are + // no devices, or you have already retrieved all of them. It + // might be a good idea to check the CRC to make sure you didn't + // get garbage. The order is deterministic. You will always get + // the same devices in the same order. + bool search(uint8_t *newAddr, bool search_mode = true); +#endif + +#if ONEWIRE_CRC + // Compute a Dallas Semiconductor 8 bit CRC, these are used in the + // ROM and scratchpad registers. + static uint8_t crc8(const uint8_t *addr, uint8_t len); + +#if ONEWIRE_CRC16 + // Compute the 1-Wire CRC16 and compare it against the received CRC. + // Example usage (reading a DS2408): + // // Put everything in a buffer so we can compute the CRC easily. + // uint8_t buf[13]; + // buf[0] = 0xF0; // Read PIO Registers + // buf[1] = 0x88; // LSB address + // buf[2] = 0x00; // MSB address + // WriteBytes(net, buf, 3); // Write 3 cmd bytes + // ReadBytes(net, buf+3, 10); // Read 6 data bytes, 2 0xFF, 2 CRC16 + // if (!CheckCRC16(buf, 11, &buf[11])) { + // // Handle error. + // } + // + // @param input - Array of bytes to checksum. + // @param len - How many bytes to use. + // @param inverted_crc - The two CRC16 bytes in the received data. + // This should just point into the received data, + // *not* at a 16-bit integer. + // @param crc - The crc starting value (optional) + // @return True, iff the CRC matches. + static bool check_crc16(const uint8_t* input, uint16_t len, const uint8_t* inverted_crc, uint16_t crc = 0); + + // Compute a Dallas Semiconductor 16 bit CRC. This is required to check + // the integrity of data received from many 1-Wire devices. Note that the + // CRC computed here is *not* what you'll get from the 1-Wire network, + // for two reasons: + // 1) The CRC is transmitted bitwise inverted. + // 2) Depending on the endian-ness of your processor, the binary + // representation of the two-byte return value may have a different + // byte order than the two bytes you get from 1-Wire. + // @param input - Array of bytes to checksum. + // @param len - How many bytes to use. + // @param crc - The crc starting value (optional) + // @return The CRC16, as defined by Dallas Semiconductor. + static uint16_t crc16(const uint8_t* input, uint16_t len, uint16_t crc = 0); +#endif +#endif +}; + +// Prevent this name from leaking into Arduino sketches +#ifdef IO_REG_TYPE +#undef IO_REG_TYPE +#endif + +#endif // __cplusplus +#endif // OneWire_h diff --git a/Code/libraries/OneWire/docs/issue_template.md b/Code/libraries/OneWire/docs/issue_template.md new file mode 100644 index 0000000..0610992 --- /dev/null +++ b/Code/libraries/OneWire/docs/issue_template.md @@ -0,0 +1,64 @@ +Please use this form only to report code defects or bugs. + +For any question, even questions directly pertaining to this code, post your question on the forums related to the board you are using. + +Arduino: forum.arduino.cc +Teensy: forum.pjrc.com +ESP8266: www.esp8266.com +ESP32: www.esp32.com +Adafruit Feather/Metro/Trinket: forums.adafruit.com +Particle Photon: community.particle.io + +If you are experiencing trouble but not certain of the cause, or need help using this code, ask on the appropriate forum. This is not the place to ask for support or help, even directly related to this code. Only use this form you are certain you have discovered a defect in this code! + +Please verify the problem occurs when using the very latest version, using the newest version of Arduino and any other related software. + + +----------------------------- Remove above ----------------------------- + + + +### Description + +Describe your problem. + + + +### Steps To Reproduce Problem + +Please give detailed instructions needed for anyone to attempt to reproduce the problem. + + + +### Hardware & Software + +Board +Shields / modules used +Arduino IDE version +Teensyduino version (if using Teensy) +Version info & package name (from Tools > Boards > Board Manager) +Operating system & version +Any other software or hardware? + + +### Arduino Sketch + +```cpp +// Change the code below by your sketch (please try to give the smallest code which demonstrates the problem) +#include + +// libraries: give links/details so anyone can compile your code for the same result + +void setup() { +} + +void loop() { +} +``` + + +### Errors or Incorrect Output + +If you see any errors or incorrect output, please show it here. Please use copy & paste to give an exact copy of the message. Details matter, so please show (not merely describe) the actual message or error exactly as it appears. + + diff --git a/Code/libraries/OneWire/examples/DS18x20_Temperature/DS18x20_Temperature.pde b/Code/libraries/OneWire/examples/DS18x20_Temperature/DS18x20_Temperature.pde new file mode 100644 index 0000000..c96853a --- /dev/null +++ b/Code/libraries/OneWire/examples/DS18x20_Temperature/DS18x20_Temperature.pde @@ -0,0 +1,112 @@ +#include + +// OneWire DS18S20, DS18B20, DS1822 Temperature Example +// +// http://www.pjrc.com/teensy/td_libs_OneWire.html +// +// The DallasTemperature library can do all this work for you! +// https://github.com/milesburton/Arduino-Temperature-Control-Library + +OneWire ds(10); // on pin 10 (a 4.7K resistor is necessary) + +void setup(void) { + Serial.begin(9600); +} + +void loop(void) { + byte i; + byte present = 0; + byte type_s; + byte data[12]; + byte addr[8]; + float celsius, fahrenheit; + + if ( !ds.search(addr)) { + Serial.println("No more addresses."); + Serial.println(); + ds.reset_search(); + delay(250); + return; + } + + Serial.print("ROM ="); + for( i = 0; i < 8; i++) { + Serial.write(' '); + Serial.print(addr[i], HEX); + } + + if (OneWire::crc8(addr, 7) != addr[7]) { + Serial.println("CRC is not valid!"); + return; + } + Serial.println(); + + // the first ROM byte indicates which chip + switch (addr[0]) { + case 0x10: + Serial.println(" Chip = DS18S20"); // or old DS1820 + type_s = 1; + break; + case 0x28: + Serial.println(" Chip = DS18B20"); + type_s = 0; + break; + case 0x22: + Serial.println(" Chip = DS1822"); + type_s = 0; + break; + default: + Serial.println("Device is not a DS18x20 family device."); + return; + } + + ds.reset(); + ds.select(addr); + ds.write(0x44, 1); // start conversion, with parasite power on at the end + + delay(1000); // maybe 750ms is enough, maybe not + // we might do a ds.depower() here, but the reset will take care of it. + + present = ds.reset(); + ds.select(addr); + ds.write(0xBE); // Read Scratchpad + + Serial.print(" Data = "); + Serial.print(present, HEX); + Serial.print(" "); + for ( i = 0; i < 9; i++) { // we need 9 bytes + data[i] = ds.read(); + Serial.print(data[i], HEX); + Serial.print(" "); + } + Serial.print(" CRC="); + Serial.print(OneWire::crc8(data, 8), HEX); + Serial.println(); + + // Convert the data to actual temperature + // because the result is a 16 bit signed integer, it should + // be stored to an "int16_t" type, which is always 16 bits + // even when compiled on a 32 bit processor. + int16_t raw = (data[1] << 8) | data[0]; + if (type_s) { + raw = raw << 3; // 9 bit resolution default + if (data[7] == 0x10) { + // "count remain" gives full 12 bit resolution + raw = (raw & 0xFFF0) + 12 - data[6]; + } + } else { + byte cfg = (data[4] & 0x60); + // at lower res, the low bits are undefined, so let's zero them + if (cfg == 0x00) raw = raw & ~7; // 9 bit resolution, 93.75 ms + else if (cfg == 0x20) raw = raw & ~3; // 10 bit res, 187.5 ms + else if (cfg == 0x40) raw = raw & ~1; // 11 bit res, 375 ms + //// default is 12 bit resolution, 750 ms conversion time + } + celsius = (float)raw / 16.0; + fahrenheit = celsius * 1.8 + 32.0; + Serial.print(" Temperature = "); + Serial.print(celsius); + Serial.print(" Celsius, "); + Serial.print(fahrenheit); + Serial.println(" Fahrenheit"); +} diff --git a/Code/libraries/OneWire/examples/DS2408_Switch/DS2408_Switch.pde b/Code/libraries/OneWire/examples/DS2408_Switch/DS2408_Switch.pde new file mode 100644 index 0000000..b70eda9 --- /dev/null +++ b/Code/libraries/OneWire/examples/DS2408_Switch/DS2408_Switch.pde @@ -0,0 +1,74 @@ +#include + +/* + * DS2408 8-Channel Addressable Switch + * + * Writte by Glenn Trewitt, glenn at trewitt dot org + * + * Some notes about the DS2408: + * - Unlike most input/output ports, the DS2408 doesn't have mode bits to + * set whether the pins are input or output. If you issue a read command, + * they're inputs. If you write to them, they're outputs. + * - For reading from a switch, you should use 10K pull-up resisters. + */ + +OneWire net(10); // on pin 10 + + +void PrintBytes(const uint8_t* addr, uint8_t count, bool newline=false) { + for (uint8_t i = 0; i < count; i++) { + Serial.print(addr[i]>>4, HEX); + Serial.print(addr[i]&0x0f, HEX); + } + if (newline) + Serial.println(); +} + + +void setup(void) { + Serial.begin(9600); +} + +void loop(void) { + byte addr[8]; + + if (!net.search(addr)) { + Serial.print("No more addresses.\n"); + net.reset_search(); + delay(1000); + return; + } + + if (OneWire::crc8(addr, 7) != addr[7]) { + Serial.print("CRC is not valid!\n"); + return; + } + + if (addr[0] != 0x29) { + PrintBytes(addr, 8); + Serial.print(" is not a DS2408.\n"); + return; + } + + Serial.print(" Reading DS2408 "); + PrintBytes(addr, 8); + Serial.println(); + + uint8_t buf[13]; // Put everything in the buffer so we can compute CRC easily. + buf[0] = 0xF0; // Read PIO Registers + buf[1] = 0x88; // LSB address + buf[2] = 0x00; // MSB address + net.write_bytes(buf, 3); + net.read_bytes(buf+3, 10); // 3 cmd bytes, 6 data bytes, 2 0xFF, 2 CRC16 + net.reset(); + + if (!OneWire::check_crc16(buf, 11, &buf[11])) { + Serial.print("CRC failure in DS2408 at "); + PrintBytes(addr, 8, true); + return; + } + Serial.print(" DS2408 data = "); + // First 3 bytes contain command, register address. + Serial.println(buf[3], BIN); +} + diff --git a/Code/libraries/OneWire/examples/DS250x_PROM/DS250x_PROM.pde b/Code/libraries/OneWire/examples/DS250x_PROM/DS250x_PROM.pde new file mode 100644 index 0000000..db95a5e --- /dev/null +++ b/Code/libraries/OneWire/examples/DS250x_PROM/DS250x_PROM.pde @@ -0,0 +1,75 @@ +/* +DS250x add-only programmable memory reader w/SKIP ROM. + + The DS250x is a 512/1024bit add-only PROM(you can add data but cannot change the old one) that's used mainly for device identification purposes + like serial number, mfgr data, unique identifiers, etc. It uses the Maxim 1-wire bus. + + This sketch will use the SKIP ROM function that skips the 1-Wire search phase since we only have one device connected in the bus on digital pin 6. + If more than one device is connected to the bus, it will fail. + Sketch will not verify if device connected is from the DS250x family since the skip rom function effectively skips the family-id byte readout. + thus it is possible to run this sketch with any Maxim OneWire device in which case the command CRC will most likely fail. + Sketch will only read the first page of memory(32bits) starting from the lower address(0000h), if more than 1 device is present, then use the sketch with search functions. + Remember to put a 4.7K pullup resistor between pin 6 and +Vcc + + To change the range or ammount of data to read, simply change the data array size, LSB/MSB addresses and for loop iterations + + This example code is in the public domain and is provided AS-IS. + + Built with Arduino 0022 and PJRC OneWire 2.0 library http://www.pjrc.com/teensy/td_libs_OneWire.html + + created by Guillermo Lovato + march/2011 + + */ + +#include +OneWire ds(6); // OneWire bus on digital pin 6 +void setup() { + Serial.begin (9600); +} + +void loop() { + byte i; // This is for the for loops + boolean present; // device present var + byte data[32]; // container for the data from device + byte leemem[3] = { // array with the commands to initiate a read, DS250x devices expect 3 bytes to start a read: command,LSB&MSB adresses + 0xF0 , 0x00 , 0x00 }; // 0xF0 is the Read Data command, followed by 00h 00h as starting address(the beginning, 0000h) + byte ccrc; // Variable to store the command CRC + byte ccrc_calc; + + present = ds.reset(); // OneWire bus reset, always needed to start operation on the bus, returns a 1/TRUE if there's a device present. + ds.skip(); // Skip ROM search + + if (present == true) { // We only try to read the data if there's a device present + Serial.println("DS250x device present"); + ds.write(leemem[0],1); // Read data command, leave ghost power on + ds.write(leemem[1],1); // LSB starting address, leave ghost power on + ds.write(leemem[2],1); // MSB starting address, leave ghost power on + + ccrc = ds.read(); // DS250x generates a CRC for the command we sent, we assign a read slot and store it's value + ccrc_calc = OneWire::crc8(leemem, 3); // We calculate the CRC of the commands we sent using the library function and store it + + if ( ccrc_calc != ccrc) { // Then we compare it to the value the ds250x calculated, if it fails, we print debug messages and abort + Serial.println("Invalid command CRC!"); + Serial.print("Calculated CRC:"); + Serial.println(ccrc_calc,HEX); // HEX makes it easier to observe and compare + Serial.print("DS250x readback CRC:"); + Serial.println(ccrc,HEX); + return; // Since CRC failed, we abort the rest of the loop and start over + } + Serial.println("Data is: "); // For the printout of the data + for ( i = 0; i < 32; i++) { // Now it's time to read the PROM data itself, each page is 32 bytes so we need 32 read commands + data[i] = ds.read(); // we store each read byte to a different position in the data array + Serial.print(data[i]); // printout in ASCII + Serial.print(" "); // blank space + } + Serial.println(); + delay(5000); // Delay so we don't saturate the serial output + } + else { // Nothing is connected in the bus + Serial.println("Nothing connected"); + delay(3000); + } +} + + diff --git a/Code/libraries/OneWire/keywords.txt b/Code/libraries/OneWire/keywords.txt new file mode 100644 index 0000000..bee5d90 --- /dev/null +++ b/Code/libraries/OneWire/keywords.txt @@ -0,0 +1,38 @@ +####################################### +# Syntax Coloring Map For OneWire +####################################### + +####################################### +# Datatypes (KEYWORD1) +####################################### + +OneWire KEYWORD1 + +####################################### +# Methods and Functions (KEYWORD2) +####################################### + +reset KEYWORD2 +write_bit KEYWORD2 +read_bit KEYWORD2 +write KEYWORD2 +write_bytes KEYWORD2 +read KEYWORD2 +read_bytes KEYWORD2 +select KEYWORD2 +skip KEYWORD2 +depower KEYWORD2 +reset_search KEYWORD2 +search KEYWORD2 +crc8 KEYWORD2 +crc16 KEYWORD2 +check_crc16 KEYWORD2 + +####################################### +# Instances (KEYWORD2) +####################################### + + +####################################### +# Constants (LITERAL1) +####################################### diff --git a/Code/libraries/OneWire/library.json b/Code/libraries/OneWire/library.json new file mode 100644 index 0000000..c529849 --- /dev/null +++ b/Code/libraries/OneWire/library.json @@ -0,0 +1,61 @@ +{ + "name": "OneWire", + "description": "Control 1-Wire protocol (DS18S20, DS18B20, DS2408 and etc)", + "keywords": "onewire, 1-wire, bus, sensor, temperature, ibutton", + "authors": [ + { + "name": "Paul Stoffregen", + "email": "paul@pjrc.com", + "url": "http://www.pjrc.com", + "maintainer": true + }, + { + "name": "Jim Studt" + }, + { + "name": "Tom Pollard", + "email": "pollard@alum.mit.edu" + }, + { + "name": "Derek Yerger" + }, + { + "name": "Josh Larios" + }, + { + "name": "Robin James" + }, + { + "name": "Glenn Trewitt" + }, + { + "name": "Jason Dangel", + "email": "dangel.jason AT gmail.com" + }, + { + "name": "Guillermo Lovato" + }, + { + "name": "Ken Butcher" + }, + { + "name": "Mark Tillotson" + }, + { + "name": "Bertrik Sikken" + }, + { + "name": "Scott Roberts" + } + ], + "repository": { + "type": "git", + "url": "https://github.com/PaulStoffregen/OneWire" + }, + "version": "2.3.5", + "homepage": "https://www.pjrc.com/teensy/td_libs_OneWire.html", + "frameworks": "Arduino", + "examples": [ + "examples/*/*.pde" + ] +} diff --git a/Code/libraries/OneWire/library.properties b/Code/libraries/OneWire/library.properties new file mode 100644 index 0000000..a7e4ad7 --- /dev/null +++ b/Code/libraries/OneWire/library.properties @@ -0,0 +1,10 @@ +name=OneWire +version=2.3.5 +author=Jim Studt, Tom Pollard, Robin James, Glenn Trewitt, Jason Dangel, Guillermo Lovato, Paul Stoffregen, Scott Roberts, Bertrik Sikken, Mark Tillotson, Ken Butcher, Roger Clark, Love Nystrom +maintainer=Paul Stoffregen +sentence=Access 1-wire temperature sensors, memory and other chips. +paragraph= +category=Communication +url=http://www.pjrc.com/teensy/td_libs_OneWire.html +architectures=* + diff --git a/Code/libraries/OneWire/util/OneWire_direct_gpio.h b/Code/libraries/OneWire/util/OneWire_direct_gpio.h new file mode 100644 index 0000000..0771367 --- /dev/null +++ b/Code/libraries/OneWire/util/OneWire_direct_gpio.h @@ -0,0 +1,420 @@ +#ifndef OneWire_Direct_GPIO_h +#define OneWire_Direct_GPIO_h + +// This header should ONLY be included by OneWire.cpp. These defines are +// meant to be private, used within OneWire.cpp, but not exposed to Arduino +// sketches or other libraries which may include OneWire.h. + +#include + +// Platform specific I/O definitions + +#if defined(__AVR__) +#define PIN_TO_BASEREG(pin) (portInputRegister(digitalPinToPort(pin))) +#define PIN_TO_BITMASK(pin) (digitalPinToBitMask(pin)) +#define IO_REG_TYPE uint8_t +#define IO_REG_BASE_ATTR asm("r30") +#define IO_REG_MASK_ATTR +#if defined(__AVR_ATmega4809__) +#define DIRECT_READ(base, mask) (((*(base)) & (mask)) ? 1 : 0) +#define DIRECT_MODE_INPUT(base, mask) ((*((base)-8)) &= ~(mask)) +#define DIRECT_MODE_OUTPUT(base, mask) ((*((base)-8)) |= (mask)) +#define DIRECT_WRITE_LOW(base, mask) ((*((base)-4)) &= ~(mask)) +#define DIRECT_WRITE_HIGH(base, mask) ((*((base)-4)) |= (mask)) +#else +#define DIRECT_READ(base, mask) (((*(base)) & (mask)) ? 1 : 0) +#define DIRECT_MODE_INPUT(base, mask) ((*((base)+1)) &= ~(mask)) +#define DIRECT_MODE_OUTPUT(base, mask) ((*((base)+1)) |= (mask)) +#define DIRECT_WRITE_LOW(base, mask) ((*((base)+2)) &= ~(mask)) +#define DIRECT_WRITE_HIGH(base, mask) ((*((base)+2)) |= (mask)) +#endif + +#elif defined(__MK20DX128__) || defined(__MK20DX256__) || defined(__MK66FX1M0__) || defined(__MK64FX512__) +#define PIN_TO_BASEREG(pin) (portOutputRegister(pin)) +#define PIN_TO_BITMASK(pin) (1) +#define IO_REG_TYPE uint8_t +#define IO_REG_BASE_ATTR +#define IO_REG_MASK_ATTR __attribute__ ((unused)) +#define DIRECT_READ(base, mask) (*((base)+512)) +#define DIRECT_MODE_INPUT(base, mask) (*((base)+640) = 0) +#define DIRECT_MODE_OUTPUT(base, mask) (*((base)+640) = 1) +#define DIRECT_WRITE_LOW(base, mask) (*((base)+256) = 1) +#define DIRECT_WRITE_HIGH(base, mask) (*((base)+128) = 1) + +#elif defined(__MKL26Z64__) +#define PIN_TO_BASEREG(pin) (portOutputRegister(pin)) +#define PIN_TO_BITMASK(pin) (digitalPinToBitMask(pin)) +#define IO_REG_TYPE uint8_t +#define IO_REG_BASE_ATTR +#define IO_REG_MASK_ATTR +#define DIRECT_READ(base, mask) ((*((base)+16) & (mask)) ? 1 : 0) +#define DIRECT_MODE_INPUT(base, mask) (*((base)+20) &= ~(mask)) +#define DIRECT_MODE_OUTPUT(base, mask) (*((base)+20) |= (mask)) +#define DIRECT_WRITE_LOW(base, mask) (*((base)+8) = (mask)) +#define DIRECT_WRITE_HIGH(base, mask) (*((base)+4) = (mask)) + +#elif defined(__IMXRT1052__) || defined(__IMXRT1062__) +#define PIN_TO_BASEREG(pin) (portOutputRegister(pin)) +#define PIN_TO_BITMASK(pin) (digitalPinToBitMask(pin)) +#define IO_REG_TYPE uint32_t +#define IO_REG_BASE_ATTR +#define IO_REG_MASK_ATTR +#define DIRECT_READ(base, mask) ((*((base)+2) & (mask)) ? 1 : 0) +#define DIRECT_MODE_INPUT(base, mask) (*((base)+1) &= ~(mask)) +#define DIRECT_MODE_OUTPUT(base, mask) (*((base)+1) |= (mask)) +#define DIRECT_WRITE_LOW(base, mask) (*((base)+34) = (mask)) +#define DIRECT_WRITE_HIGH(base, mask) (*((base)+33) = (mask)) + +#elif defined(__SAM3X8E__) || defined(__SAM3A8C__) || defined(__SAM3A4C__) +// Arduino 1.5.1 may have a bug in delayMicroseconds() on Arduino Due. +// http://arduino.cc/forum/index.php/topic,141030.msg1076268.html#msg1076268 +// If you have trouble with OneWire on Arduino Due, please check the +// status of delayMicroseconds() before reporting a bug in OneWire! +#define PIN_TO_BASEREG(pin) (&(digitalPinToPort(pin)->PIO_PER)) +#define PIN_TO_BITMASK(pin) (digitalPinToBitMask(pin)) +#define IO_REG_TYPE uint32_t +#define IO_REG_BASE_ATTR +#define IO_REG_MASK_ATTR +#define DIRECT_READ(base, mask) (((*((base)+15)) & (mask)) ? 1 : 0) +#define DIRECT_MODE_INPUT(base, mask) ((*((base)+5)) = (mask)) +#define DIRECT_MODE_OUTPUT(base, mask) ((*((base)+4)) = (mask)) +#define DIRECT_WRITE_LOW(base, mask) ((*((base)+13)) = (mask)) +#define DIRECT_WRITE_HIGH(base, mask) ((*((base)+12)) = (mask)) +#ifndef PROGMEM +#define PROGMEM +#endif +#ifndef pgm_read_byte +#define pgm_read_byte(addr) (*(const uint8_t *)(addr)) +#endif + +#elif defined(__PIC32MX__) +#define PIN_TO_BASEREG(pin) (portModeRegister(digitalPinToPort(pin))) +#define PIN_TO_BITMASK(pin) (digitalPinToBitMask(pin)) +#define IO_REG_TYPE uint32_t +#define IO_REG_BASE_ATTR +#define IO_REG_MASK_ATTR +#define DIRECT_READ(base, mask) (((*(base+4)) & (mask)) ? 1 : 0) //PORTX + 0x10 +#define DIRECT_MODE_INPUT(base, mask) ((*(base+2)) = (mask)) //TRISXSET + 0x08 +#define DIRECT_MODE_OUTPUT(base, mask) ((*(base+1)) = (mask)) //TRISXCLR + 0x04 +#define DIRECT_WRITE_LOW(base, mask) ((*(base+8+1)) = (mask)) //LATXCLR + 0x24 +#define DIRECT_WRITE_HIGH(base, mask) ((*(base+8+2)) = (mask)) //LATXSET + 0x28 + +#elif defined(ARDUINO_ARCH_ESP8266) +// Special note: I depend on the ESP community to maintain these definitions and +// submit good pull requests. I can not answer any ESP questions or help you +// resolve any problems related to ESP chips. Please do not contact me and please +// DO NOT CREATE GITHUB ISSUES for ESP support. All ESP questions must be asked +// on ESP community forums. +#define PIN_TO_BASEREG(pin) ((volatile uint32_t*) GPO) +#define PIN_TO_BITMASK(pin) (1 << pin) +#define IO_REG_TYPE uint32_t +#define IO_REG_BASE_ATTR +#define IO_REG_MASK_ATTR +#define DIRECT_READ(base, mask) ((GPI & (mask)) ? 1 : 0) //GPIO_IN_ADDRESS +#define DIRECT_MODE_INPUT(base, mask) (GPE &= ~(mask)) //GPIO_ENABLE_W1TC_ADDRESS +#define DIRECT_MODE_OUTPUT(base, mask) (GPE |= (mask)) //GPIO_ENABLE_W1TS_ADDRESS +#define DIRECT_WRITE_LOW(base, mask) (GPOC = (mask)) //GPIO_OUT_W1TC_ADDRESS +#define DIRECT_WRITE_HIGH(base, mask) (GPOS = (mask)) //GPIO_OUT_W1TS_ADDRESS + +#elif defined(ARDUINO_ARCH_ESP32) +#include +#define PIN_TO_BASEREG(pin) (0) +#define PIN_TO_BITMASK(pin) (pin) +#define IO_REG_TYPE uint32_t +#define IO_REG_BASE_ATTR +#define IO_REG_MASK_ATTR + +static inline __attribute__((always_inline)) +IO_REG_TYPE directRead(IO_REG_TYPE pin) +{ + if ( pin < 32 ) + return (GPIO.in >> pin) & 0x1; + else if ( pin < 40 ) + return (GPIO.in1.val >> (pin - 32)) & 0x1; + + return 0; +} + +static inline __attribute__((always_inline)) +void directWriteLow(IO_REG_TYPE pin) +{ + if ( pin < 32 ) + GPIO.out_w1tc = ((uint32_t)1 << pin); + else if ( pin < 34 ) + GPIO.out1_w1tc.val = ((uint32_t)1 << (pin - 32)); +} + +static inline __attribute__((always_inline)) +void directWriteHigh(IO_REG_TYPE pin) +{ + if ( pin < 32 ) + GPIO.out_w1ts = ((uint32_t)1 << pin); + else if ( pin < 34 ) + GPIO.out1_w1ts.val = ((uint32_t)1 << (pin - 32)); +} + +static inline __attribute__((always_inline)) +void directModeInput(IO_REG_TYPE pin) +{ + if ( digitalPinIsValid(pin) ) + { + uint32_t rtc_reg(rtc_gpio_desc[pin].reg); + + if ( rtc_reg ) // RTC pins PULL settings + { + ESP_REG(rtc_reg) = ESP_REG(rtc_reg) & ~(rtc_gpio_desc[pin].mux); + ESP_REG(rtc_reg) = ESP_REG(rtc_reg) & ~(rtc_gpio_desc[pin].pullup | rtc_gpio_desc[pin].pulldown); + } + + if ( pin < 32 ) + GPIO.enable_w1tc = ((uint32_t)1 << pin); + else + GPIO.enable1_w1tc.val = ((uint32_t)1 << (pin - 32)); + + uint32_t pinFunction((uint32_t)2 << FUN_DRV_S); // what are the drivers? + pinFunction |= FUN_IE; // input enable but required for output as well? + pinFunction |= ((uint32_t)2 << MCU_SEL_S); + + ESP_REG(DR_REG_IO_MUX_BASE + esp32_gpioMux[pin].reg) = pinFunction; + + GPIO.pin[pin].val = 0; + } +} + +static inline __attribute__((always_inline)) +void directModeOutput(IO_REG_TYPE pin) +{ + if ( digitalPinIsValid(pin) && pin <= 33 ) // pins above 33 can be only inputs + { + uint32_t rtc_reg(rtc_gpio_desc[pin].reg); + + if ( rtc_reg ) // RTC pins PULL settings + { + ESP_REG(rtc_reg) = ESP_REG(rtc_reg) & ~(rtc_gpio_desc[pin].mux); + ESP_REG(rtc_reg) = ESP_REG(rtc_reg) & ~(rtc_gpio_desc[pin].pullup | rtc_gpio_desc[pin].pulldown); + } + + if ( pin < 32 ) + GPIO.enable_w1ts = ((uint32_t)1 << pin); + else // already validated to pins <= 33 + GPIO.enable1_w1ts.val = ((uint32_t)1 << (pin - 32)); + + uint32_t pinFunction((uint32_t)2 << FUN_DRV_S); // what are the drivers? + pinFunction |= FUN_IE; // input enable but required for output as well? + pinFunction |= ((uint32_t)2 << MCU_SEL_S); + + ESP_REG(DR_REG_IO_MUX_BASE + esp32_gpioMux[pin].reg) = pinFunction; + + GPIO.pin[pin].val = 0; + } +} + +#define DIRECT_READ(base, pin) directRead(pin) +#define DIRECT_WRITE_LOW(base, pin) directWriteLow(pin) +#define DIRECT_WRITE_HIGH(base, pin) directWriteHigh(pin) +#define DIRECT_MODE_INPUT(base, pin) directModeInput(pin) +#define DIRECT_MODE_OUTPUT(base, pin) directModeOutput(pin) +// https://github.com/PaulStoffregen/OneWire/pull/47 +// https://github.com/stickbreaker/OneWire/commit/6eb7fc1c11a15b6ac8c60e5671cf36eb6829f82c +#ifdef interrupts +#undef interrupts +#endif +#ifdef noInterrupts +#undef noInterrupts +#endif +#define noInterrupts() {portMUX_TYPE mux = portMUX_INITIALIZER_UNLOCKED;portENTER_CRITICAL(&mux) +#define interrupts() portEXIT_CRITICAL(&mux);} +//#warning "ESP32 OneWire testing" + +#elif defined(ARDUINO_ARCH_STM32) +#define PIN_TO_BASEREG(pin) (0) +#define PIN_TO_BITMASK(pin) ((uint32_t)digitalPinToPinName(pin)) +#define IO_REG_TYPE uint32_t +#define IO_REG_BASE_ATTR +#define IO_REG_MASK_ATTR +#define DIRECT_READ(base, pin) digitalReadFast((PinName)pin) +#define DIRECT_WRITE_LOW(base, pin) digitalWriteFast((PinName)pin, LOW) +#define DIRECT_WRITE_HIGH(base, pin) digitalWriteFast((PinName)pin, HIGH) +#define DIRECT_MODE_INPUT(base, pin) pin_function((PinName)pin, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)) +#define DIRECT_MODE_OUTPUT(base, pin) pin_function((PinName)pin, STM_PIN_DATA(STM_MODE_OUTPUT_PP, GPIO_NOPULL, 0)) + +#elif defined(__SAMD21G18A__) +#define PIN_TO_BASEREG(pin) portModeRegister(digitalPinToPort(pin)) +#define PIN_TO_BITMASK(pin) (digitalPinToBitMask(pin)) +#define IO_REG_TYPE uint32_t +#define IO_REG_BASE_ATTR +#define IO_REG_MASK_ATTR +#define DIRECT_READ(base, mask) (((*((base)+8)) & (mask)) ? 1 : 0) +#define DIRECT_MODE_INPUT(base, mask) ((*((base)+1)) = (mask)) +#define DIRECT_MODE_OUTPUT(base, mask) ((*((base)+2)) = (mask)) +#define DIRECT_WRITE_LOW(base, mask) ((*((base)+5)) = (mask)) +#define DIRECT_WRITE_HIGH(base, mask) ((*((base)+6)) = (mask)) + +#elif defined(RBL_NRF51822) +#define PIN_TO_BASEREG(pin) (0) +#define PIN_TO_BITMASK(pin) (pin) +#define IO_REG_TYPE uint32_t +#define IO_REG_BASE_ATTR +#define IO_REG_MASK_ATTR +#define DIRECT_READ(base, pin) nrf_gpio_pin_read(pin) +#define DIRECT_WRITE_LOW(base, pin) nrf_gpio_pin_clear(pin) +#define DIRECT_WRITE_HIGH(base, pin) nrf_gpio_pin_set(pin) +#define DIRECT_MODE_INPUT(base, pin) nrf_gpio_cfg_input(pin, NRF_GPIO_PIN_NOPULL) +#define DIRECT_MODE_OUTPUT(base, pin) nrf_gpio_cfg_output(pin) + +#elif defined(__arc__) /* Arduino101/Genuino101 specifics */ + +#include "scss_registers.h" +#include "portable.h" +#include "avr/pgmspace.h" + +#define GPIO_ID(pin) (g_APinDescription[pin].ulGPIOId) +#define GPIO_TYPE(pin) (g_APinDescription[pin].ulGPIOType) +#define GPIO_BASE(pin) (g_APinDescription[pin].ulGPIOBase) +#define DIR_OFFSET_SS 0x01 +#define DIR_OFFSET_SOC 0x04 +#define EXT_PORT_OFFSET_SS 0x0A +#define EXT_PORT_OFFSET_SOC 0x50 + +/* GPIO registers base address */ +#define PIN_TO_BASEREG(pin) ((volatile uint32_t *)g_APinDescription[pin].ulGPIOBase) +#define PIN_TO_BITMASK(pin) pin +#define IO_REG_TYPE uint32_t +#define IO_REG_BASE_ATTR +#define IO_REG_MASK_ATTR + +static inline __attribute__((always_inline)) +IO_REG_TYPE directRead(volatile IO_REG_TYPE *base, IO_REG_TYPE pin) +{ + IO_REG_TYPE ret; + if (SS_GPIO == GPIO_TYPE(pin)) { + ret = READ_ARC_REG(((IO_REG_TYPE)base + EXT_PORT_OFFSET_SS)); + } else { + ret = MMIO_REG_VAL_FROM_BASE((IO_REG_TYPE)base, EXT_PORT_OFFSET_SOC); + } + return ((ret >> GPIO_ID(pin)) & 0x01); +} + +static inline __attribute__((always_inline)) +void directModeInput(volatile IO_REG_TYPE *base, IO_REG_TYPE pin) +{ + if (SS_GPIO == GPIO_TYPE(pin)) { + WRITE_ARC_REG(READ_ARC_REG((((IO_REG_TYPE)base) + DIR_OFFSET_SS)) & ~(0x01 << GPIO_ID(pin)), + ((IO_REG_TYPE)(base) + DIR_OFFSET_SS)); + } else { + MMIO_REG_VAL_FROM_BASE((IO_REG_TYPE)base, DIR_OFFSET_SOC) &= ~(0x01 << GPIO_ID(pin)); + } +} + +static inline __attribute__((always_inline)) +void directModeOutput(volatile IO_REG_TYPE *base, IO_REG_TYPE pin) +{ + if (SS_GPIO == GPIO_TYPE(pin)) { + WRITE_ARC_REG(READ_ARC_REG(((IO_REG_TYPE)(base) + DIR_OFFSET_SS)) | (0x01 << GPIO_ID(pin)), + ((IO_REG_TYPE)(base) + DIR_OFFSET_SS)); + } else { + MMIO_REG_VAL_FROM_BASE((IO_REG_TYPE)base, DIR_OFFSET_SOC) |= (0x01 << GPIO_ID(pin)); + } +} + +static inline __attribute__((always_inline)) +void directWriteLow(volatile IO_REG_TYPE *base, IO_REG_TYPE pin) +{ + if (SS_GPIO == GPIO_TYPE(pin)) { + WRITE_ARC_REG(READ_ARC_REG(base) & ~(0x01 << GPIO_ID(pin)), base); + } else { + MMIO_REG_VAL(base) &= ~(0x01 << GPIO_ID(pin)); + } +} + +static inline __attribute__((always_inline)) +void directWriteHigh(volatile IO_REG_TYPE *base, IO_REG_TYPE pin) +{ + if (SS_GPIO == GPIO_TYPE(pin)) { + WRITE_ARC_REG(READ_ARC_REG(base) | (0x01 << GPIO_ID(pin)), base); + } else { + MMIO_REG_VAL(base) |= (0x01 << GPIO_ID(pin)); + } +} + +#define DIRECT_READ(base, pin) directRead(base, pin) +#define DIRECT_MODE_INPUT(base, pin) directModeInput(base, pin) +#define DIRECT_MODE_OUTPUT(base, pin) directModeOutput(base, pin) +#define DIRECT_WRITE_LOW(base, pin) directWriteLow(base, pin) +#define DIRECT_WRITE_HIGH(base, pin) directWriteHigh(base, pin) + +#elif defined(__riscv) + +/* + * Tested on highfive1 + * + * Stable results are achieved operating in the + * two high speed modes of the highfive1. It + * seems to be less reliable in slow mode. + */ +#define PIN_TO_BASEREG(pin) (0) +#define PIN_TO_BITMASK(pin) digitalPinToBitMask(pin) +#define IO_REG_TYPE uint32_t +#define IO_REG_BASE_ATTR +#define IO_REG_MASK_ATTR + +static inline __attribute__((always_inline)) +IO_REG_TYPE directRead(IO_REG_TYPE mask) +{ + return ((GPIO_REG(GPIO_INPUT_VAL) & mask) != 0) ? 1 : 0; +} + +static inline __attribute__((always_inline)) +void directModeInput(IO_REG_TYPE mask) +{ + GPIO_REG(GPIO_OUTPUT_XOR) &= ~mask; + GPIO_REG(GPIO_IOF_EN) &= ~mask; + + GPIO_REG(GPIO_INPUT_EN) |= mask; + GPIO_REG(GPIO_OUTPUT_EN) &= ~mask; +} + +static inline __attribute__((always_inline)) +void directModeOutput(IO_REG_TYPE mask) +{ + GPIO_REG(GPIO_OUTPUT_XOR) &= ~mask; + GPIO_REG(GPIO_IOF_EN) &= ~mask; + + GPIO_REG(GPIO_INPUT_EN) &= ~mask; + GPIO_REG(GPIO_OUTPUT_EN) |= mask; +} + +static inline __attribute__((always_inline)) +void directWriteLow(IO_REG_TYPE mask) +{ + GPIO_REG(GPIO_OUTPUT_VAL) &= ~mask; +} + +static inline __attribute__((always_inline)) +void directWriteHigh(IO_REG_TYPE mask) +{ + GPIO_REG(GPIO_OUTPUT_VAL) |= mask; +} + +#define DIRECT_READ(base, mask) directRead(mask) +#define DIRECT_WRITE_LOW(base, mask) directWriteLow(mask) +#define DIRECT_WRITE_HIGH(base, mask) directWriteHigh(mask) +#define DIRECT_MODE_INPUT(base, mask) directModeInput(mask) +#define DIRECT_MODE_OUTPUT(base, mask) directModeOutput(mask) + +#else +#define PIN_TO_BASEREG(pin) (0) +#define PIN_TO_BITMASK(pin) (pin) +#define IO_REG_TYPE unsigned int +#define IO_REG_BASE_ATTR +#define IO_REG_MASK_ATTR +#define DIRECT_READ(base, pin) digitalRead(pin) +#define DIRECT_WRITE_LOW(base, pin) digitalWrite(pin, LOW) +#define DIRECT_WRITE_HIGH(base, pin) digitalWrite(pin, HIGH) +#define DIRECT_MODE_INPUT(base, pin) pinMode(pin,INPUT) +#define DIRECT_MODE_OUTPUT(base, pin) pinMode(pin,OUTPUT) +#warning "OneWire. Fallback mode. Using API calls for pinMode,digitalRead and digitalWrite. Operation of this library is not guaranteed on this architecture." + +#endif + +#endif diff --git a/Code/libraries/OneWire/util/OneWire_direct_regtype.h b/Code/libraries/OneWire/util/OneWire_direct_regtype.h new file mode 100644 index 0000000..21c4634 --- /dev/null +++ b/Code/libraries/OneWire/util/OneWire_direct_regtype.h @@ -0,0 +1,52 @@ +#ifndef OneWire_Direct_RegType_h +#define OneWire_Direct_RegType_h + +#include + +// Platform specific I/O register type + +#if defined(__AVR__) +#define IO_REG_TYPE uint8_t + +#elif defined(__MK20DX128__) || defined(__MK20DX256__) || defined(__MK66FX1M0__) || defined(__MK64FX512__) +#define IO_REG_TYPE uint8_t + +#elif defined(__IMXRT1052__) || defined(__IMXRT1062__) +#define IO_REG_TYPE uint32_t + +#elif defined(__MKL26Z64__) +#define IO_REG_TYPE uint8_t + +#elif defined(__SAM3X8E__) || defined(__SAM3A8C__) || defined(__SAM3A4C__) +#define IO_REG_TYPE uint32_t + +#elif defined(__PIC32MX__) +#define IO_REG_TYPE uint32_t + +#elif defined(ARDUINO_ARCH_ESP8266) +#define IO_REG_TYPE uint32_t + +#elif defined(ARDUINO_ARCH_ESP32) +#define IO_REG_TYPE uint32_t +#define IO_REG_MASK_ATTR + +#elif defined(ARDUINO_ARCH_STM32) +#define IO_REG_TYPE uint32_t + +#elif defined(__SAMD21G18A__) +#define IO_REG_TYPE uint32_t + +#elif defined(RBL_NRF51822) +#define IO_REG_TYPE uint32_t + +#elif defined(__arc__) /* Arduino101/Genuino101 specifics */ +#define IO_REG_TYPE uint32_t + +#elif defined(__riscv) +#define IO_REG_TYPE uint32_t + +#else +#define IO_REG_TYPE unsigned int + +#endif +#endif diff --git a/Code/miniRobot/miniRobot.ino b/Code/miniRobot/miniRobot.ino index 50c4323..c05a9f1 100644 --- a/Code/miniRobot/miniRobot.ino +++ b/Code/miniRobot/miniRobot.ino @@ -30,6 +30,8 @@ const byte address[6] = "00001"; #define stopDrive 6 //stop #define getTemp 7 //get temperature #define timeToDrive 8 //Zeitdauer des fahrens +#define distance 10 //Abstand zu Objekten + //Motortreiber //#include #include diff --git a/Code/miniRobotRC/_main.ino b/Code/miniRobotRC/_main.ino index d0989f2..a2cfe13 100644 --- a/Code/miniRobotRC/_main.ino +++ b/Code/miniRobotRC/_main.ino @@ -2,6 +2,10 @@ #include #include +long timer; +int distance; +int temperature; + void inline clearCommands() { for(uint8_t i=0; i<32; i++) { commands[i] = 0xFF; @@ -15,6 +19,10 @@ void setup() { driveTimeout = 10; joystickInit(); //TODO clearCommands(); + //Temperatur- und Abstandsmessung + tempDistSetup(); + setEchoPins(0, 0); //Setze die pins für den Abstandsensor aus denen gelesenw erden soll das erster ist der Trigger-, das zweite der Echopin + timer = millis(); } void loop() { @@ -32,6 +40,17 @@ void loop() { } tasten.clearButton(buttonStart); + //Temperatur- und Abstandsmessung + + temperature = dallas(4, 0); + + if(millis() - timer >= 100){ + measureDistance(); + timer = millis(); + } + + distance = calculateDistance(); + } void lcdMenu() { diff --git a/Code/miniRobotRC/joystick.ino b/Code/miniRobotRC/joystick.ino index 84f2a0e..70d8392 100644 --- a/Code/miniRobotRC/joystick.ino +++ b/Code/miniRobotRC/joystick.ino @@ -62,6 +62,7 @@ void senden() { commands[7] = highByte(driveTimeout); commands[8] = lowByte(driveTimeout); commands[9] = goDrive; + commands[10] = getDistance; radio.write(&commands, sizeof(commands)); } diff --git a/Code/miniRobotRC/miniRobotRC.ino b/Code/miniRobotRC/miniRobotRC.ino index 0c622e6..9ec4e9b 100644 --- a/Code/miniRobotRC/miniRobotRC.ino +++ b/Code/miniRobotRC/miniRobotRC.ino @@ -26,6 +26,7 @@ volatile shiftRegButton tasten; #define stopDrive 6 //stop #define getTemp 7 //get temperature #define timeToDrive 8 //Zeitdauer des fahrens +#define getDistance 10 //Abstand zu Objekten int pwmA = 0; int pwmB = 0; diff --git a/Code/miniRobotRC/temperatureDistance.ino b/Code/miniRobotRC/temperatureDistance.ino new file mode 100644 index 0000000..637be31 --- /dev/null +++ b/Code/miniRobotRC/temperatureDistance.ino @@ -0,0 +1,116 @@ +#include + +#define maxDistance 400 + +int trig = 0; +int echo = 0; + +//int distance = 0; +int distance2 = 0; + +//ISR for PCINT20 +ISR(PCINT2_vect) { + distance = pulseIn(echo, HIGH); + if(distance > 0){ + distance2 = distance; + } + delayMicroseconds(10); + + PCICR &= ~0b00000100; + PCMSK2 &= ~0b00010000; +} + +void setEchoPins(int pin1, int pin2){ + trig = pin1; + echo = pin2; +} + +int calculateDistance(){ + int result = distance2/ 58; + + if(result > maxDistance){ + result = maxDistance; + } + return result; +} + +void measureDistance(){ + + PORTD |= (1<= 100){ + measureDistance(); + timer = millis(); + } + + Serial.print("Temperatur: "); + Serial.println(dallas(2, 0)); + + Serial.print("Distanz: "); + Serial.print(calculateDistance()); + Serial.println("cm"); + + run_time = micros() - run_time; + Serial.print("Zeit für Durchlauf: "); + Serial.println(run_time); + Serial.println(); + delay(1000); + +}