User's Manual

User manual
Guangzhou Andea Electronics Technology Co., Ltd. 10/26
http://www.gzandea.com
⚫ USB：
A. HID Custom + Keyboard: HID custom interface + keyboard emulation output;
B. HID Custom + VCP: HID custom interface + virtual serial port；
Note:
Keyboard emulation output: it is available in auto read mode;
Virtual serial port: need to install the driver.
⚫ RS232/RS485：it needs to be powered on again to take effect after setting. (Note:
this parameter is shared with RS485 interface)
Bus address: this parameter is mainly used on the RS485 bus, the value range is
1-255.
Baud rate: serial communication rate, the default setting is 38400;
Parity: None, Odd, Even, the default setting is even.
6.1.3. GPIO
Figure 14 Configuration interface for GPIO
⚫ GPIO x：define the functions of the four GPIOs, it need to be powered on again to
take effect;
① Disabled: Don’t use this GPIO.
② As input x: After the setting takes effect, you can get the Input Status
command to read the current level status of the GPIO.
③ As output x: After the setting takes effect, you can use the output control
command to make the GPIO output high or low levels.