HANDLE U2C_OpenDeviceBySerialNum( long nSerialNum );
The U2C_OpenDeviceBySerialNum() function opens the U2C-12 device with specified Serial Number. This is unique Serial Number. It can be used to identify device when you are using a number of U2C-12 devices simultaneously.
- The Serial Number of the device to open.
If function succeeds, the return value is a valid handle to the specified device. If function fails, the return value is INVALID_HANDLE_VALUE. This can happen if the device with specified Serial Number is not present.