Reference Wiring

Search RS232 ID
Precautions before searching for devices
- Before searching for RS232 ID, please ensure the following conditions have been completed
- Please make sure the tool board has been burned with RS232 firmware
- Please make sure the tool board is connected to UTOR or G2T (if the mainboard has built-in RS232, please ignore this paragraph)
- Please make sure the tool board and the host are grounded!! This step is very important
Search RS232 ID
- Open the browser, enter the IP address of the host computer in the address bar, for example, my host computer IP is
192.168.101.179
, just enter it and press Enter

- Open the WEB interface of the host computer, find in the configuration option on the left sidebar:
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- Click
printer.cfg
and then clickDEVICES
in the top right corner
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- Click
SERIAL
, then refresh
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- Copy the ID, click the arrow to copy
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Fill in RS232 ID
- Close
DEVICES
and fill in the ID
Notes
- Please modify the configuration file:
[mcu]
serial: /tmp/klipper_host_mcu
to
[mcu host]
serial: /tmp/klipper_host_mcu
- Add:
[mcu]
serial: <replace this with the ID you just queried>
baud: 250000
restart_method:command
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- Fill in the ID in the configuration
tip
- After filling in the ID, click
SAVE & RESTART
in the top right corner
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- If Klipper prompts
ADC out of range
, this is normal. Connect the heated bed and thermistor to the mainboard, configure the nozzle and heated bed thermistor pins, and save and restart.
dangerous
Note: All IDs mentioned in the document are examples. The actual ID of each mainboard is different. Please fill in the actual ID you obtained.
dangerous
Please note that the ID below cannot be used !!!
serial: /dev/serial/by-id/usb-1a86_USB_Serial-if00-port0
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