User Manual

www.waveshare.com Open103Z Testing Guide
2
Preparation
Basic settings of the test
·Programming Interface: SWD
·Serial port settings: Select a proper COM port, and configure as follows:
 Baud rate : 115200;
 Data bits : 8;
 Stop bits : 1;
 Parity bits : None;
 Flow control : None
·Power supply: 5V power supply is required.
·Hardware Connection: For the tests that require the serial port converter for debugging, please connect the converter to the
board via pin headers, and then connect it to the PC via USB cable.
8BitIO-Pushbutton
Overview
Test the 8bit I/Os input & output by button controlling the LED.
Hardware Connection
·Connect 8 Push Buttons to the board via 8bitI/O interface. As shown in the figure below: