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U2C_SingleIoWrite()

U2C_RESULT U2C_SingleIoWrite(
      HANDLE hDevice,
      ULONG IoNumber,
      BOOL Value
);

The U2C_SingleIoWrite() function sets the output value of the specified GPIO pin. Pin must be configured as output using U2C_SetIoDirection() orU2C_SetSingleIoDirection() functions first.

Parameters:

hDevice

Handle to the U2C-12 device.

IoNumber

The number of the GPIO pin to set output value to:

  • Numbers 0..7 correspond to Port A pins 0..7
  • Numbers 8..15 correspond to Port B pins 0..7
  • Number 16..23 correspond to Port C pins 0..7

Value

The GPIO pin new output value.

Return values:

U2C_SUCCESS

The GPIO pin output value was successfully modified.

U2C_HARDWARE_NOT_FOUND

U2C-12 device referenced by hDevice handle was not found.

U2C_BAD_PARAMETER

IoNumber is out of range.

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