/// <summary>
/// Reads the specified channel.
/// </summary>
/// <param name="channel">The channel.</param>
/// <returns>The value</returns>
public AnalogValue Read(Mcp3008Channel channel)
{
using (spiConnection.SelectSlave())
{
// Start bit
spiConnection.Write(true);
// Channel is single-ended
spiConnection.Write(true);
// Channel Id
spiConnection.Write((byte)channel, 3);
// Let one clock to sample
spiConnection.Synchronize();
// Read 10 bits
var data = (int)spiConnection.Read(10);
return(new AnalogValue(data, 0x3FF));
}
}
public decimal Read(Mcp3008Channel channel)
{
using (spiConnection.SelectSlave())
{
// Start bit
spiConnection.Write(true);
// Channel is single-ended
spiConnection.Write(true);
// Channel Id
spiConnection.Write((byte)channel, 3);
// Let one clock to sample
spiConnection.Synchronize();
// Read 10 bits
var data = spiConnection.Read(10);
return(data * scale / 1024m);
}
}
/// <summary>
/// Reads the specified channel.
/// </summary>
/// <param name="channel">The channel.</param>
/// <returns>The value</returns>
public AnalogValue Read(Mcp3008Channel channel)
{
using(spiConnection.SelectSlave())
{
// Start bit
spiConnection.Write(true);
// Channel is single-ended
spiConnection.Write(true);
// Channel Id
spiConnection.Write((byte)channel, 3);
// Let one clock to sample
spiConnection.Synchronize();
// Read 10 bits
var data = (int)spiConnection.Read(10);
return new AnalogValue(data, 0x3FF);
}
}
public decimal Read(Mcp3008Channel channel)
{
using(spiConnection.SelectSlave())
{
// Start bit
spiConnection.Write(true);
// Channel is single-ended
spiConnection.Write(true);
// Channel Id
spiConnection.Write((byte)channel, 3);
// Let one clock to sample
spiConnection.Synchronize();
// Read 10 bits
var data = spiConnection.Read(10);
return data*scale/1024m;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="Mcp3008InputAnalogPin" /> class.
/// </summary>
/// <param name="connection">The connection.</param>
/// <param name="channel">The channel.</param>
public Mcp3008InputAnalogPin(Mcp3008SpiConnection connection, Mcp3008Channel channel)
{
this.connection = connection;
this.channel = channel;
}
/// <summary>
/// Creates an analog input pin.
/// </summary>
/// <param name="connection">The connection.</param>
/// <param name="channel">The channel.</param>
/// <returns>The pin.</returns>
public static Mcp3008InputAnalogPin In(this Mcp3008SpiConnection connection, Mcp3008Channel channel)
{
return new Mcp3008InputAnalogPin(connection, channel);
}
/// <summary>
/// Initializes a new instance of the <see cref="Mcp3008InputAnalogPin" /> class.
/// </summary>
/// <param name="connection">The connection.</param>
/// <param name="channel">The channel.</param>
public Mcp3008InputAnalogPin(Mcp3008Device connection, Mcp3008Channel channel)
{
this.connection = connection;
this.channel = channel;
}
/// <summary>
/// Gets the value from the specified channel in volts regarding to the reference value.
/// </summary>
public double ReadChannelInVolt(Mcp3008Channel channel, double referenceVoltage = 3.3)
{
var value = ReadChannel(channel);
return ChannelValueToVolt(value, referenceVoltage);
}
/// <summary>
/// Gets the current value from one of the channels (0 - 1024).
/// </summary>
public double ReadChannel(Mcp3008Channel channel)
{
return Convert.ToDouble(_adcConnection.In(channel).Read().Value);
}
/// <summary>
/// Creates an analog input pin.
/// </summary>
/// <param name="connection">The connection.</param>
/// <param name="channel">The channel.</param>
/// <returns>The pin.</returns>
public static Mcp3008InputAnalogPin In(this Mcp3008Device connection, Mcp3008Channel channel)
{
return(new Mcp3008InputAnalogPin(connection, channel));
}
/// <summary>
/// Gets the value from the specified channel in volts regarding to the reference value.
/// </summary>
public double ReadChannelInVolt(Mcp3008Channel channel, double referenceVoltage = 3.3)
{
var value = ReadChannel(channel);
return(ChannelValueToVolt(value, referenceVoltage));
}
/// <summary>
/// Gets the current value from one of the channels (0 - 1024).
/// </summary>
public double ReadChannel(Mcp3008Channel channel)
{
return(Convert.ToDouble(_adcConnection.In(channel).Read().Value));
}
public IInputAnalogPin GetChannel(Mcp3008Channel ch)
{
return(spiConnection.In(ch));
}