private static void DemoMux2()
{
// In this demo, one sensor is on the I2CMux Click (which is on Quail's socket #1) on channel 0 and the other sensor on Quail's socket #2
_mux = new I2CMuxClick(Hardware.SocketOne, 0xE0 >> 1, 100000);
var _prox1 = new ProximityClick(Hardware.SocketOne);
var _prox2 = new ProximityClick(Hardware.SocketTwo);
// Activate reading for the first sensor
_mux.ActiveChannels = 0b00000001;
Debug.WriteLine($"Proximity Click on socket #1 reads a distance of {_prox1.Distance()} m");
// Deactivate all channels on the I2CMux Click so that the command will not be listened
// This will allow the I2C command to be directed to the sensor on socket #2
_mux.ActiveChannels = 0b00000000;
Debug.WriteLine($"Proximity Click on socket #2 reads a distance of {_prox2.Distance()} m");
}
public static void Main()
{
_prox = new ProximityClick(Hardware.SocketTwo); // Proximity at address 0x70 on socket 2
Debug.WriteLine("Chip revision : " + _prox.ChipRevision); // Get chip version and firmware revision
// Set IR Led current to 200 mA (20 x 10).
// Warning : different values of current will cause different readings for the same distance (see datasheet).
_prox.IRLedCurrent = 20;
_prox.ProximityRate = 1; // Set Proximity rate measurement to 3.9 measures/s
Debug.WriteLine("Ambient light : " + _prox.AmbientLight()); // Get ambient light value
while (true)
{
Debug.WriteLine("Proximity : " + _prox.Distance()); // Get proximity value
Thread.Sleep(100);
}
}
private static void DemoMux1()
{
// In this demo, we have 4 Proximity Click modules connected to the I2CMux Click
var _sensors = new ProximityClick[4];
_mux = new I2CMuxClick(Hardware.SocketOne, 0xE0 >> 1, 100000);
// Note that the four sensors are on the same socket and have the same I2C address
// Since the Quail has only one I2C bus, it's not really meaningful here. But it will be on the Ram board, which has two I2C buses.
_sensors[0] = new ProximityClick(Hardware.SocketOne);
_sensors[1] = new ProximityClick(Hardware.SocketOne);
_sensors[2] = new ProximityClick(Hardware.SocketOne);
_sensors[3] = new ProximityClick(Hardware.SocketOne);
for (var i = 0; i < 4; i++)
{
// Multiplexer channel will be : 0b00000001, then 0b00000010, then 0b00000100 and finally 0b00001000
// This will activate each Proximity Click on its channel on the I2CMux Click
_mux.ActiveChannels = (Byte)(1 << i);
Debug.WriteLine($"Proximity Click on channel {i} reads a distance of {_sensors[i].Distance()} m");
}
}