基于Arduino的AMLX90614非接触式温度程序

#include "Adafruit_MLX90614.h" Adafruit_MLX90614::Adafruit_MLX90614(uint8_t i2caddr) { _addr = i2caddr; } boolean Adafruit_MLX90614::begin(void) { Wire.begin(); return true; } ////////////////////////////////////////////////////// double Adafruit_MLX90614::readObjectTempF(void) { return (readTemp(MLX90614_TOBJ1) * 9 / 5) + 32; } double Adafruit_MLX90614::readAmbientTempF(void) { return (readTemp(MLX90614_TA) * 9 / 5) + 32; } double Adafruit_MLX90614::readObjectTempC(void) { return readTemp(MLX90614_TOBJ1); } double Adafruit_MLX90614::readAmbientTempC(void) { return readTemp(MLX90614_TA); } float Adafruit_MLX90614::readTemp(uint8_t reg) { float temp; temp = read16(reg); temp *= .02; temp -= 273.15; return temp; } /*********************************************************************/ uint16_t Adafruit_MLX90614::read16(uint8_t a) { uint16_t ret; Wire.beginTransmission(_addr); // start transmission to device Wire.write(a); // sends register address to read from Wire.endTransmission(false); // end transmission Wire.requestFrom(_addr, (uint8_t)3);// send data n-bytes read ret = Wire.read(); // receive DATA ret |= Wire.read() << 8; // receive DATA uint8_t pec = Wire.read(); return ret; }