public void CCTools_Read_HSPE16InputOnly_State()
{
// The hardware board contains pull-up resistors. This means that the inputs are inverted internally
// and the test must respect this.
var i2CBus = new TestI2CBusService();
i2CBus.I2CDevice.BufferForNextRead = new byte[] { 255, 255 };
var hspe16 = new HSPE16InputOnly(DeviceIdFactory.EmptyId, new I2CSlaveAddress(32), i2CBus);
hspe16.FetchState();
Assert.AreEqual(new I2CSlaveAddress(32), i2CBus.LastUsedI2CSlaveAddress);
Assert.AreEqual(BinaryState.Low, hspe16[HSPE16Pin.GPIO0].Read());
i2CBus.I2CDevice.BufferForNextRead = new byte[] { 0, 255 };
hspe16.FetchState();
Assert.AreEqual(new I2CSlaveAddress(32), i2CBus.LastUsedI2CSlaveAddress);
Assert.AreEqual(BinaryState.High, hspe16[HSPE16Pin.GPIO0].Read());
i2CBus.I2CDevice.BufferForNextRead = new byte[] { 255, 127 };
hspe16.FetchState();
Assert.AreEqual(new I2CSlaveAddress(32), i2CBus.LastUsedI2CSlaveAddress);
Assert.AreEqual(BinaryState.Low, hspe16[HSPE16Pin.GPIO0].Read());
Assert.AreEqual(BinaryState.High, hspe16[HSPE16Pin.GPIO15].Read());
}
public void CCTools_Write_HSRel5_State()
{
var i2CBus = new TestI2CBusService();
var hsrel5 = new HSREL5(DeviceIdFactory.EmptyId, new I2CSlaveAddress(66), i2CBus);
hsrel5[HSREL5Pin.Relay0].Write(BinaryState.High);
Assert.AreEqual(new I2CSlaveAddress(66), i2CBus.LastUsedI2CSlaveAddress);
Assert.AreEqual(1, i2CBus.I2CDevice.LastWrittenBytes.Length);
// The bits are inverted using a hardware inverter. This requires checking
// against inverted values too.
Assert.AreEqual(254, i2CBus.I2CDevice.LastWrittenBytes[0]);
hsrel5[HSREL5Pin.Relay4].Write(BinaryState.High);
Assert.AreEqual(new I2CSlaveAddress(66), i2CBus.LastUsedI2CSlaveAddress);
Assert.AreEqual(1, i2CBus.I2CDevice.LastWrittenBytes.Length);
// The bits are inverted using a hardware inverter. This requires checking
// against inverted values too.
Assert.AreEqual(238, i2CBus.I2CDevice.LastWrittenBytes[0]);
}
