pibot_cnc_laser_series:v496_pro:test_485:start
Table of Contents
List: 8 Test 485 Output (Optional)
1
RS485 Setup & Configuration
- Connect USB-to-RS485 module to computer USB port
- Install appropriate serial port driver if needed
- Open serial debugging assistant software
- Select correct COM port and baud rate
- Set display mode to
Hex - Open serial port and wait for communication
2
RS485 Connection Test
- Connect RS485 module A/B lines to green terminal RS485 A/B
- If A/B connected correctly: Display shows
01 03 03 08 00 01 05 8C - If A/B connected reversed: Display shows
7F 7E 7E EF FD F5 E7 FE - Any display indicates normal operation
Expected Results
- Serial port opens successfully with correct settings
- RS485 communication established with data display
- Correct A/B connection shows: 1234567
- Reversed A/B connection shows: 7654321
- Any data display confirms RS485 functionality
Image shows
Video demonstrations
Coming soon!
Related YAML code
# Begin YL620 RS485 uart1: txd_pin: gpio.15 rxd_pin: gpio.16 rts_pin: gpio.14 baud: 9600 mode: 8N1 YL620: uart_num: 1 modbus_id: 1 tool_num: 4 speed_map: 0=0% 0=25% 6000=25% 24000=100% off_on_alarm: false
pibot_cnc_laser_series/v496_pro/test_485/start.txt · Last modified: by admin