public void BitBangSpiTest()
{
Console.WriteLine("Starting bit bang SPI functionality test...");
byte[] MISO;
List <byte> MOSI = new List <byte>();
for (int i = 0; i < 1024; i++)
{
MOSI.Add((byte)(i & 0x7F));
}
Console.WriteLine("Testing bit bang SPI word length...");
for (uint wordLen = 8; wordLen <= 512; wordLen += 8)
{
Console.WriteLine("Testing bit length of " + wordLen.ToString());
/* Override SPI pins */
FX3.BitBangSpiConfig = new BitBangSpiConfig(true);
MISO = FX3.BitBangSpi(wordLen, 1, MOSI.ToArray(), 1000);
Assert.AreEqual(Math.Ceiling(wordLen / 8.0), MISO.Count(), "ERROR: Invalid data count");
for (int i = 0; i < MISO.Count(); i++)
{
Assert.AreEqual(MOSI[i], MISO[i], "ERROR: Invalid echo data");
}
/* Override DIO3/4 pins */
FX3.BitBangSpiConfig.MOSI = (FX3PinObject)FX3.DIO3;
FX3.BitBangSpiConfig.MISO = (FX3PinObject)FX3.DIO4;
MISO = FX3.BitBangSpi(wordLen, 1, MOSI.ToArray(), 1000);
Assert.AreEqual(Math.Ceiling(wordLen / 8.0), MISO.Count(), "ERROR: Invalid data count");
for (int i = 0; i < MISO.Count(); i++)
{
Assert.AreEqual(MOSI[i], MISO[i], "ERROR: Invalid echo data");
}
}
Console.WriteLine("Testing restore hardware SPI functionality...");
FX3.RestoreHardwareSpi();
TestSpiFunctionality();
}
