public override async Task <int> Run()
{
try {
await YAPI.RegisterHub(HubURL);
YI2cPort i2cPort;
int value = Convert.ToInt32(Value);
if (Target.ToLower() == "any")
{
i2cPort = YI2cPort.FirstI2cPort();
if (i2cPort == null)
{
WriteLine("No module connected (check USB cable) ");
return(-1);
}
Target = await(await i2cPort.get_module()).get_serialNumber();
}
i2cPort = YI2cPort.FindI2cPort(Target + ".i2cPort");
if (await i2cPort.isOnline())
{
await i2cPort.set_i2cMode("400kbps");
await i2cPort.set_i2cVoltageLevel(YI2cPort.I2CVOLTAGELEVEL_3V3);
await i2cPort.reset();
// do not forget to configure the powerOutput and
// of the Yocto-I2C as well if used
WriteLine("****************************");
WriteLine("* make sure voltage levels *");
WriteLine("* are properly configured *");
WriteLine("****************************");
List <int> toSend = new List <int>(new int[] { 0x05 });
List <int> received = await i2cPort.i2cSendAndReceiveArray(0x1f, toSend, 2);
int tempReg = (received[0] << 8) + received[1];
if ((tempReg & 0x1000) != 0)
{
tempReg -= 0x2000; // perform sign extension
}
else
{
tempReg &= 0x0fff; // clear status bits
}
WriteLine("Ambiant temperature: " + String.Format("{0:0.000}", (tempReg / 16.0)));
}
else
{
WriteLine("Module not connected (check identification and USB cable)");
}
} catch (YAPI_Exception ex) {
WriteLine("error: " + ex.Message);
}
YAPI.FreeAPI();
return(0);
}
static void Main(string[] args)
{
string errmsg = "";
string target;
YI2cPort i2cPort;
if (args.Length < 1)
{
usage();
}
target = args[0].ToUpper();
if (YAPI.RegisterHub("usb", ref errmsg) != YAPI.SUCCESS)
{
Console.WriteLine("RegisterHub error: " + errmsg);
Environment.Exit(0);
}
if (target == "ANY")
{
i2cPort = YI2cPort.FirstI2cPort();
if (i2cPort == null)
{
Console.WriteLine("No module connected (check USB cable) ");
Environment.Exit(0);
}
target = i2cPort.get_module().get_serialNumber();
}
i2cPort = YI2cPort.FindI2cPort(target + ".i2cPort");
if (i2cPort.isOnline())
{
i2cPort.set_i2cMode("400kbps");
i2cPort.set_i2cVoltageLevel(YI2cPort.I2CVOLTAGELEVEL_3V3);
i2cPort.reset();
// do not forget to configure the powerOutput and
// of the Yocto-I2C as well if used
Console.WriteLine("****************************");
Console.WriteLine("* make sure voltage levels *");
Console.WriteLine("* are properly configured *");
Console.WriteLine("****************************");
List <int> toSend = new List <int>(new int[] { 0x05 });
List <int> received = i2cPort.i2cSendAndReceiveArray(0x1f, toSend, 2);
int tempReg = (received[0] << 8) + received[1];
if ((tempReg & 0x1000) != 0)
{
tempReg -= 0x2000; // perform sign extension
}
else
{
tempReg &= 0x0fff; // clear status bits
}
Console.WriteLine("Ambiant temperature: " + String.Format("{0:0.000}", (tempReg / 16.0)));
}
else
{
Console.WriteLine("Module not connected");
Console.WriteLine("check identification and USB cable");
}
YAPI.FreeAPI();
// wait 5 sec to show the output
ulong now = YAPI.GetTickCount();
while (YAPI.GetTickCount() - now < 5000)
{
;
}
}