public void SpiTest()
{
using (SpiDevice spi = new SoftwareSpi(clk: 6, miso: 23, mosi: 5, cs: 24))
{
// do stuff over SPI
}
}
public RgbXmasTree(GpioController gpioController, int clockFrequency = 500000)
{
var settings = new SpiConnectionSettings(0)
{
ClockFrequency = clockFrequency
};
spi = new SoftwareSpi(25, -1, 12, gpioController: gpioController, settings: settings);
}
/// <summary>
/// Main entry point
/// </summary>
public static void Main()
{
SoftwareSpi spi = new SoftwareSpi(
clk: 25,
sdi: 23,
sdo: 24,
cs: 5,
settings: new SpiConnectionSettings(-1)
{
DataBitLength = Tlc1543.SpiDataBitLength
});
Tlc1543 adc = new Tlc1543(spi);
Channel[] channels = new Channel[]
{
Channel.A0,
Channel.A1,
Channel.A2,
Channel.A3,
Channel.A4
};
foreach (Channel channel in channels)
{
Console.WriteLine($"Channel {channel}: {adc.ReadChannel(channel)}");
}
// or a bit faster
// we ignore the first reading
adc.ReadPreviousAndChargeChannel(channels[0]);
for (int i = 0; i < channels.Length; i++)
{
// For last reading we need to pass something so let's pass test channel
Channel nextChannel = i < channels.Length - 1 ? channels[i + 1] : Channel.SelfTestHalf;
int previous = adc.ReadPreviousAndChargeChannel(nextChannel);
Console.WriteLine($"Channel {channels[i]}: {previous}");
}
// now continuously read from one channel
Channel ch = Channel.A0;
int numberOfReadings = 10;
adc.ReadPreviousAndChargeChannel(ch);
for (int i = 0; i < numberOfReadings; i++)
{
Console.WriteLine($"Channel {ch}: {adc.ReadPreviousAndChargeChannel(ch)}");
}
}
static void Main(string[] args)
{
var hardwareSpiSettings = new SpiConnectionSettings(0, 0)
{
ClockFrequency = 1000000
};
using (SpiDevice spi = new SoftwareSpi(clk: 6, miso: 23, mosi: 5, cs: 24))
// For hardware implementation replace it with following
// using (SpiDevice spi = SpiDevice.Create(hardwareSpiSettings))
using (Mcp3008 mcp = new Mcp3008(spi))
{
while (true)
{
double value = mcp.Read(0);
value = value / 10.24;
value = Math.Round(value);
Console.WriteLine($"{value}%");
Thread.Sleep(500);
}
}
}
