/// <summary>
/// Constructor for a single Expand 2 click.
/// </summary>
/// <param name="socknum">mikroBUS socket number.</param>
/// <param name="addr">I<sup>2</sup>C slave address.</param>
public Board(int socknum, int addr = DefaultAddress)
{
// Create a mikroBUS socket object
IO.Objects.libsimpleio.mikroBUS.Socket S =
new IO.Objects.libsimpleio.mikroBUS.Socket(socknum);
// Configure hardware reset GPIO pin
myrst = new IO.Objects.libsimpleio.GPIO.Pin(S.RST,
IO.Interfaces.GPIO.Direction.Output, true);
// Issue hardware reset
Reset();
// Configure I2C bus
IO.Interfaces.I2C.Bus bus;
if (IO.Objects.libsimpleio.mikroBUS.Shield.I2CBus is null)
{
bus = new IO.Objects.libsimpleio.I2C.Bus(S.I2CBus);
}
else
{
bus = IO.Objects.libsimpleio.mikroBUS.Shield.I2CBus;
}
// Configure the MCP23017
mydev = new IO.Devices.MCP23017.Device(bus, addr);
}
/// <summary>
/// Create a single MCP23017 GPIO pin.
/// </summary>
/// <param name="dev">MCP23017 device object.</param>
/// <param name="channel">MCP23017 I/O channel number.</param>
/// <param name="dir">GPIO pin data direction.</param>
/// <param name="state">Initial GPIO output state.</param>
public Pin(IO.Devices.MCP23017.Device dev, int channel,
IO.Interfaces.GPIO.Direction dir, bool state = false)
{
// Validate parameters
if ((channel < IO.Devices.MCP23017.Device.MinChannel) ||
(channel > IO.Devices.MCP23017.Device.MaxChannel))
{
throw new System.Exception("Invalid channel number.");
}
mask = (uint)(1 << channel);
if (dir == IO.Interfaces.GPIO.Direction.Output)
{
dev.Direction |= mask;
}
else
{
dev.Direction &= ~mask;
}
this.dev = dev;
this.state = state;
}
/// <summary>
/// Constructor for a single Expand 2 click.
/// </summary>
/// <param name="socknum">mikroBUS socket number.</param>
/// <param name="addr">I<sup>2</sup>C slave address.</param>
/// <param name="remdev">Remote I/O server device object.</param>
public Board(int socknum, int addr = DefaultAddress,
IO.Remote.Device remdev = null)
{
// Create Remote I/O server device object, if one wasn't supplied
if (remdev == null)
{
remdev = new IO.Remote.Device();
}
// Create a mikroBUS socket object
IO.Remote.mikroBUS.Socket S =
new IO.Remote.mikroBUS.Socket(socknum);
// Configure hardware reset GPIO pin
myrst = remdev.GPIO_Create(S.RST,
IO.Interfaces.GPIO.Direction.Output, true);
// Issue hardware reset
Reset();
// Configure I2C bus
IO.Interfaces.I2C.Bus bus;
if (IO.Remote.mikroBUS.Shield.I2CBus is null)
{
bus = remdev.I2C_Create(S.I2CBus);
}
else
{
bus = IO.Remote.mikroBUS.Shield.I2CBus;
}
// Configure the MCP23017
mydev = new IO.Devices.MCP23017.Device(bus, addr);
}
