protected byte Read8(Register register)
{
Buffer[0] = (byte)register;
I2c.Write(I2C.Speed.FourHundredkHz, Address, Buffer, length: 1);
I2c.Read(I2C.Speed.FourHundredkHz, Address, Buffer, length: 1);
return(Buffer[0]);
}
private static void ButtonPressCallback()
{
if (I2C.I2CGlobalError)
{
return;
}
var data = BitConverter.ToString(_device75.Read(0));
switch (data)
{
case "FF-F9": { Notify(Buttons.S); break; }
case "DF-FB": { Notify(Buttons.N1); break; }
case "EF-FB": { Notify(Buttons.V4); break; }
case "7F-FB": { Notify(Buttons.V5); break; }
case "FF-E3": { Notify(Buttons.V2); break; }
case "BF-FB": { Notify(Buttons.V1); break; }
case "FF-DB": { Notify(Buttons.N2); break; }
case "FF-BB": { Notify(Buttons.Start); break; }
case "FF-FA": { Notify(Buttons.Enc); break; }
//case "FF-FB": { Notike($"BtnV3"); break; }
case "FF-7B": { Notify(Buttons.V6); break; }
default: { /*System.Windows.Forms.MessageBox.Show($"Iterput {data} \n");*/ break; }
}
}
public static void Init()
{
_device75 = new I2C(0x75);
if (I2C.I2CGlobalError)
{
return;
}
_device75.Write(6, 0xFBF8); //0x0100
_device75.Read(0);
_interputPin = Pi.Gpio[30];
_interputPin.PinMode = GpioPinDriveMode.Input;
_interputPin.RegisterInterruptCallback(EdgeDetection.FallingEdge, ButtonPressCallback);
}
private void Read()
{
_Blocks.Clear(); // Clear the list of all previous blocks.
byte[] bytes = new byte[64]; // Create a new array to hold the byte data from the Pixy via I2C.
Port.Read(Address, 64, bytes); // Read the bytes from the Pixy into the array buffer.
int i = 0;
for (; i < bytes.Length; i++)
{
// Set the bytes to be greater than 0.
int byte1 = bytes[i];
if (byte1 < 0)
{
byte1 += 256;
}
int byte2 = bytes[i];
if (byte2 < 0)
{
byte2 += 256;
}
// Check if the end bytes have been received.
if (byte1 == 0x55 && byte2 == 0xaa)
{
break;
}
}
if (i == 63)
{
return;
}
else if (i == 0)
{
i += 2;
}
for (int byteOffset = i; byteOffset < bytes.Length - BlockSize - 1;)
{
int byte1 = bytes[byteOffset];
if (byte1 < 0)
{
byte1 += 256;
}
int byte2 = bytes[byteOffset++];
if (byte2 < 0)
{
byte2 += 256;
}
// Check if the end bytes have been received.
if (byte1 == 0x55 && byte2 == 0xaa)
{
byte[] temp = new byte[BlockSize];
for (int tempOffset = 0; tempOffset < BlockSize; tempOffset++)
{
temp[tempOffset] = bytes[byteOffset + tempOffset];
}
PixyBlock block = BytesToBlock(temp);
if (block.Signature == 1)
{
Blocks.Add(block);
byteOffset += BlockSize - 1;
}
else
{
byteOffset++;
}
}
else
{
byteOffset++;
}
}
}
protected byte Read8()
{
I2c.Read(I2C.Speed.OneHundredkHz, (UInt16)SensorAddress, Buffer, length: 1);
return(Buffer[0]);
}
public void Read()
{
I2c.Write(I2C.Speed.FourHundredkHz, Address, Buffer, length: 0);
Thread.Sleep(60);
I2c.Read(I2C.Speed.FourHundredkHz, Address, Buffer);
}