mirror of
https://github.com/RobTillaart/Arduino.git
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113 lines
1.9 KiB
C++
113 lines
1.9 KiB
C++
//
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// FILE: DS28CM00_test.ino
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// AUTHOR: Rob Tillaart
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// PURPOSE: test DS28CM00 lib
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// DATE: 2017-07-15
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// URL: https://github.com/RobTillaart/DS28CM00
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#include "Wire.h"
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#include "DS28CM00.h"
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#if defined(ESP32) || defined(ESP8266)
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#include "rom/crc.h" // ESP32 specific
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DS28CM00 DS28(10, 12); // ESP32 I2C pins (choice)
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#else
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#include "util/crc16.h"
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DS28CM00 DS28(&Wire);
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#endif
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uint8_t uid[8];
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void setup()
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{
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Serial.begin(115200);
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Serial.println(__FILE__);
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Serial.print(F("DS28CM00 library: "));
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Serial.println(DS28CM00_LIB_VERSION);
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Wire.begin();
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Wire.setClock(100000);
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DS28.begin();
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Serial.println();
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}
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void loop()
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{
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test();
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delay(1000);
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}
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void test()
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{
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bool b = DS28.getUID(uid);
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if (b == false)
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{
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Serial.println(F("Error communicating with DS28CM00."));
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}
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else
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{
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// PRINT UID
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Serial.print(F("UID:\t"));
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for (uint8_t i = 0; i < 8; i++)
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{
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if (uid[i] < 0x10) Serial.print('0');
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Serial.print(uid[i], HEX);
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Serial.print(' ');
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}
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Serial.println();
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// GET MODE
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uint8_t mode = 0;
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DS28.getMode(mode);
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Serial.print(F("MODE:\t"));
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Serial.println(mode);
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// TOGGLE MODE
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if (mode == DS28CM00_I2C_MODE)
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{
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DS28.setSMBusMode();
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}
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else
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{
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DS28.setI2CMode();
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}
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// CRC GENERATION
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// TODO VERIFY WHICH CRC
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#if defined(ESP32) || defined(ESP8266)
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// uint8_t crc8_le(uint8_t crc, uint8_t const *buf, uint32_t len);
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// uint8_t crc8_be(uint8_t crc, uint8_t const *buf, uint32_t len);
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uint8_t crc = crc8_le(0, uid, 7);
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#else
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uint8_t crc = 0;
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for (uint8_t i = 0; i < 7; i++)
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{
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crc = _crc_ibutton_update(crc, uid[i]);
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}
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#endif
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if (crc == uid[7])
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{
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Serial.println(F("CRC:\tOK"));
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}
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else
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{
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Serial.println(F("CRC:\tFAIL"));
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}
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Serial.println();
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}
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}
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// -- END OF FILE --
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