st-nucleo-l152re/I2C-AT30TSE758-Temperature-Sensor/main.cpp

#include <cox.h>
#include <LPPMac.hpp>
 
Timer tSense;
 
static void taskSense(void *) {
  uint8_t read;
 
  read = Wire.requestFrom(0x4F, 1);
  printf("Request 1 byte from 0x4F: %u byte read.\n", read);
 
  while (Wire.available()) {
    printf("%02X ", Wire.read());
  }
  printf("\n");
 
  read = Wire.requestFrom(0x4F, 2);
  printf("Request 2 byte from 0x4F: %u byte read.\n", read);
 
  int16_t temperature = 0;
 
  while (Wire.available()) {
    uint8_t c = Wire.read();
    printf("%02X ", c);
    temperature = (temperature << 8) | c;
  }
  temperature >>= 7;
  printf("=> %d celcius degree\n", temperature / 2);
}
 
void setup(void) {
  Serial.begin(115200);
  printf("\n*** [ST Nucleo-L152RE] I2C Test with AT30TSE758 Temperature Sensor ***\n");
 
  Wire.begin();
 
#ifdef SEND_TO_NOLITER
  SX1276 = System.attachSX1276MB1LASModule();
  SX1276->begin();
  SX1276->setDataRate(Radio::SF7);
  SX1276->setCodingRate(Radio::CR_4_5);
  SX1276->setTxPower(20);
  SX1276->setChannel(917300000);
 
  Lpp = new LPPMac();
  Lpp->begin(*SX1276, 0x1234, 0x0004, NULL);
  Lpp->setProbePeriod(3000);
  Lpp->setListenTimeout(3300);
  Lpp->setTxTimeout(632);
  Lpp->setRxWaitTimeout(25);
  Lpp->setRxTimeout(465);
  Lpp->setUseSITFirst(true);
 
  Lpp->onSendDone(eventSendDone);
#endif //SEND_TO_NOLITER
 
  tSense.onFired(taskSense, NULL);
  tSense.startPeriodic(10000);
}