Esempi in C++ (Cpp) per SoftwareWire::requestFrom

Esempio n. 1

File: RTClibSS.cpp Progetto: boarboar/TFTTermo

uint8_t RTC_DS1307_SS::isrunning(void) {
  Wire.beginTransmission(DS1307_ADDRESS);
  Wire.write(i);	
  Wire.endTransmission();

  Wire.requestFrom(DS1307_ADDRESS, 1);
  uint8_t ss = Wire.read();
  return !(ss>>7);
}

Esempio n. 2

File: RTClibSS.cpp Progetto: boarboar/TFTTermo

DateTime RTC_DS1307_SS::now() {
  Wire.beginTransmission(DS1307_ADDRESS);
  Wire.write(i);	
  Wire.endTransmission();
  
  Wire.requestFrom(DS1307_ADDRESS, 7);
  uint8_t ss = bcd2bin(Wire.read() & 0x7F);
  uint8_t mm = bcd2bin(Wire.read());
  uint8_t hh = bcd2bin(Wire.read());
  Wire.read();
  uint8_t d = bcd2bin(Wire.read());
  uint8_t m = bcd2bin(Wire.read());
  uint16_t y = bcd2bin(Wire.read()) + 2000;
  
  return DateTime (y, m, d, hh, mm, ss);
}