public void Configure()
{
_log.WriteMessage(
$"Setting register1 {MODE1:X4}, resp: {I2C.WiringPiI2CWriteReg8(DeviceHandler, REGISTER1, MODE1)}");
_log.WriteMessage(
$"Setting register2 {MODE2:X4}, resp: {I2C.WiringPiI2CWriteReg8(DeviceHandler, REGISTER2, MODE2)}");
_log.WriteMessage($"Validating registers...");
var tempRegValue = I2C.WiringPiI2CReadReg8(DeviceHandler, REGISTER1);
if (tempRegValue == MODE1)
{
_log.WriteMessage("Register1 is ok");
}
else
{
_log.WriteMessage($"Register1 is configured wrong {MODE1:X4} vs {tempRegValue:X4}");
throw new Exception("Register1 is configured wrong");
}
tempRegValue = I2C.WiringPiI2CReadReg8(DeviceHandler, REGISTER2);
if (tempRegValue == MODE2)
{
_log.WriteMessage("Register2 is ok");
}
else
{
_log.WriteMessage($"Register2 is configured wrong {MODE2:X4} vs {tempRegValue:X4}");
throw new Exception("Register2 is configured wrong");
}
}
public void SetPWM(int channel, int value)
{
var on = 0;
var off = value;
I2C.WiringPiI2CWriteReg8(DeviceHandler, LED0_ON_L + 4 * channel, on & 0xFF);
I2C.WiringPiI2CWriteReg8(DeviceHandler, LED0_ON_H + 4 * channel, on >> 8);
I2C.WiringPiI2CWriteReg8(DeviceHandler, LED0_OFF_L + 4 * channel, off & 0xFF);
I2C.WiringPiI2CWriteReg8(DeviceHandler, LED0_OFF_H + 4 * channel, off >> 8);
}
public void Reset()
{
_log.WriteMessage("Resetting device...");
var reg1Value = I2C.WiringPiI2CReadReg8(DeviceHandler, REGISTER1);
_log.WriteMessage($"Obtained value: {reg1Value:X8}");
if (IsBitSet(reg1Value, 7))
{
ClearBit(ref reg1Value, 4);
Thread.Sleep(1);
}
SetBit(ref reg1Value, 7);
I2C.WiringPiI2CWriteReg8(DeviceHandler, REGISTER1, 0x00);
_log.WriteMessage($"Setting register1... {I2C.WiringPiI2CWriteReg8(DeviceHandler, REGISTER1, reg1Value)}");
Thread.Sleep(1);
reg1Value = I2C.WiringPiI2CReadReg8(DeviceHandler, REGISTER1);
_log.WriteMessage($"Register1 after resetting: {reg1Value:X8}");
}