This is a simple example to connect a RS232 device. It supports following parameters:
- Com Port: COM1~COM11
- Baud Rate: 110, 300, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400, 460800 and 921600
- Data Bit: 7 and 8
- Stop Bit: 1, 1.5 and 2
- Parity: no parity, odd, even, mark and space
- Flow Control: hardware, Xon/Xoff and none