public I2CHelper(I2cPeripheral device)
{
_device = device;
_readTransaction = I2cPeripheral.CreateReadTransaction(_readWriteIndividualValueBuffer);
_writeTransaction = I2cPeripheral.CreateWriteTransaction(_addressWriteIndividualValueBuffer);
_writeUshortTransaction = I2cPeripheral.CreateWriteTransaction(_ushortWriteValueBuffer);
_readTransactions = new[] { _readTransaction };
_writeTransactions = new[] { _writeTransaction };
_writeUshortTransactions = new[] { _writeUshortTransaction };
}
public byte[] ReadRegisters(byte registerAddress, ushort length)
{
_readWriteIndividualValueBuffer[0] = registerAddress;
byte[] registerReadBuffer = new byte[length];
var registerReadTransaction = I2cPeripheral.CreateReadTransaction(registerReadBuffer);
var readRegistersTransactions = new[] { _readTransaction, registerReadTransaction };
_device.Execute(readRegistersTransactions, 1000);
return(registerReadBuffer);
}