private byte[] ReadRegister(byte registerAddress, byte registerLength)
{
byte[] buffer = new byte[registerLength];
_spiComm.Operate(spiDevice =>
{
byte[] oneByte = new byte[1];
for (int i = 0; i < registerLength; i++)
{
oneByte[0] = (byte)((registerAddress + i) & 0x7F);
spiDevice.Write(oneByte);
spiDevice.Read(oneByte);
buffer[i] = oneByte[0];
if (_debugLog)
{
Debug.WriteLine($"¤¤¤¤ Reading register {oneByte[0]:x2} from {registerAddress + i:x2}");
}
}
});
return(buffer);
}
public Ads1256(ISpiComm spiComm, int dataReadyPinNumber)
{
SpiComm = spiComm;
_dataReadyPin = GpioController.GetDefault().OpenPin(dataReadyPinNumber);
_dataReadyPin.SetDriveMode(GpioPinDriveMode.InputPullUp);
_currentRegisters = SpiComm.Operate(ReadRegisters);
Gain = _currentRegisters.Gain;
DataRate = _currentRegisters.DataRate;
DetectCurrentSources = _currentRegisters.DetectCurrentSources;
AutoSelfCalibrate = _currentRegisters.AutoCalibrate;
UseInputBuffer = _currentRegisters.UseInputBuffer;
}