76 lines
1.8 KiB
C++
Executable file
76 lines
1.8 KiB
C++
Executable file
#include "BH1750FVI.h"
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BH1750FVI::BH1750FVI(){ }
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void BH1750FVI::begin(void){
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Wire.begin();
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I2CWriteTo(Power_On ); //Turn it On
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pinMode(AddrPin,OUTPUT);
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digitalWrite(AddrPin,HIGH);
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}
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void BH1750FVI::Sleep(void){
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I2CWriteTo(Power_Down ); //Turn it off , Reset operator won't work in this mode
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}
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void BH1750FVI::Reset(void){
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I2CWriteTo(Power_On ); //Turn it on again
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I2CWriteTo(reset ); //Reset
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}
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void BH1750FVI::SetAddress(uint8_t add){
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switch (add){
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case Device_Address_L:
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address_value=Device_Address_L;
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digitalWrite(AddrPin,LOW);
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state=false;
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break;
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case Device_Address_H:
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address_value=Device_Address_H;
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digitalWrite(AddrPin,HIGH);
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state=true;
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break;
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}
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}
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void BH1750FVI::SetMode(uint8_t MODE){
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switch(MODE){
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case Continuous_H_resolution_Mode:
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break;
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case Continuous_H_resolution_Mode2:
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break;
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case Continuous_L_resolution_Mode:
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break;
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case OneTime_H_resolution_Mode:
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break;
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case OneTime_H_resolution_Mode2:
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break;
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case OneTime_L_resolution_Mode:
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break;
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}
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delay(10);
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I2CWriteTo(MODE);
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}
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uint16_t BH1750FVI::GetLightIntensity(void){
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uint16_t Intensity_value;
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if(state ==true){
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Wire.beginTransmission(Device_Address_H);
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Wire.requestFrom(Device_Address_H, 2);
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}
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if(state ==false){
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Wire.beginTransmission(Device_Address_L);
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Wire.requestFrom(Device_Address_L, 2);
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}
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Intensity_value = Wire.read();
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Intensity_value <<= 8;
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Intensity_value |= Wire.read();
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Wire.endTransmission();
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Intensity_value=Intensity_value/1.2;
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return Intensity_value;
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}
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void BH1750FVI::I2CWriteTo(uint8_t DataToSend){
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Wire.beginTransmission(address_value);
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Wire.write(DataToSend);
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Wire.endTransmission();
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}
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