C# (CSharp) mcp23s17Register Examples

Example #1

File: PiFaceDigitalDevice.cs Project: tisma/IoT.Home.Pi

        internal byte Read(mcp23s17Register port)
        {
            ISpiTransferBuffer transferBuffer = spiConnection.CreateTransferBuffer(3, SpiTransferMode.ReadWrite);

            transferBuffer.Tx[0] = CMD_READ;
            transferBuffer.Tx[1] = (byte)port;
            transferBuffer.Tx[2] = 0;
            var result = spiConnection.Transfer(transferBuffer);

            return(transferBuffer.Rx[2]);
        }

Example #2

File: PiFaceDigitalDevice.cs Project: tisma/IoT.Home.Pi

        private int Write(mcp23s17Register port, byte data)
        {
            ISpiTransferBuffer transferBuffer = spiConnection.CreateTransferBuffer(3, SpiTransferMode.Write);

            transferBuffer.Tx[0] = CMD_WRITE;
            transferBuffer.Tx[1] = (byte)port;
            transferBuffer.Tx[2] = data;
            var result = spiConnection.Transfer(transferBuffer);

            return(result);
        }

Example #3

File: PiFaceDigitalDevice.cs Project: Code1110/raspberry-sharp-io

 private int Write(mcp23s17Register port, byte data)
 {
     ISpiTransferBuffer transferBuffer = spiConnection.CreateTransferBuffer(3, SpiTransferMode.Write);
     transferBuffer.Tx[0] = CMD_WRITE;
     transferBuffer.Tx[1] = (byte)port;
     transferBuffer.Tx[2] = data;
     var result = spiConnection.Transfer(transferBuffer);
     return result;
 }

Example #4

File: PiFaceDigitalDevice.cs Project: Code1110/raspberry-sharp-io

 internal byte Read(mcp23s17Register port)
 {
     ISpiTransferBuffer transferBuffer = spiConnection.CreateTransferBuffer(3, SpiTransferMode.ReadWrite);
     transferBuffer.Tx[0] = CMD_READ;
     transferBuffer.Tx[1] = (byte)port;
     transferBuffer.Tx[2] = 0;
     var result = spiConnection.Transfer(transferBuffer);
     return transferBuffer.Rx[2];
 }