/// <summary>
/// Accelerometer values via SPI
/// </summary>
public Accelerometer()
{
_settings = new SpiConnectionSettings(1, 0)
{
Mode = SpiMode.Mode0, ClockFrequency = 1000000
};
using (SpiDevice spi = SpiDevice.Create(_settings))
{
_adc = new Mcp3208(spi);
}
}
/// <summary>
/// Accelerometer values via SPI
/// </summary>
/// <param name="settings">Define customized settings or set null to allow default</param>
/// <param name="channel_x">Defaults to channel 0</param>
/// <param name="channel_y">Defaults to channel 1</param>
/// <param name="channel_z">Defaults to channel 2</param>
/// <param name="voltRef">Defaults to 5 volts</param>
public Accelerometer(SpiConnectionSettings settings, double voltRef = 5)
{
if (settings == null)
{
settings = new SpiConnectionSettings(0, 0)
{
Mode = SpiMode.Mode0, ClockFrequency = 1000000
};
}
_settings = settings;
_resRatio = voltRef / 4095;
using (SpiDevice spi = SpiDevice.Create(_settings))
{
_adc = new Mcp3208(spi);
}
}
