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Adding a Wireless Button

Important Note
  • The wireless button requires the battery to be installed, and the battery model is CR927
  • After returning to the home page, click on the + in the red box in the image
  • After this interface appears, press the wireless button with the installed battery normally
  • The ID of the wireless button will be automatically generated in the red box, and this ID is unique
  • Enter the name you want for the button in the red box
  • Click on the first red box, and a second blue box will appear
Notice
  • Custom GCODE and requesting API are controlled via wireless connection
  • Triggering GPIO is controlled via wired connection

Custom GCODE​

  • To customize GCODE, enter the code or macro name you need to execute in the red box, and AirClick will automatically send it to Klipper for execution

Request API​

  • You can achieve custom macros, emergency stop, Klipper restart, firmware restart, system shutdown, etc.

Trigger GPIO​

  • Triggering GPIO requires connecting STM32F072 to Klipper

  • For firmware burning and connection, refer to this document

    Firmware Burning and Connection

  • The available IOs are PB0 to PB9, totaling ten IOs. After properly burning the firmware and connecting to Klipper, just configure as follows

    [mcu AirClick]
    serial: /dev/serial/by-id/usb-Klipper_stm32f072xb_AirClick-if00
    ### Search for USB ID and modify this section

    [gcode_button _test]
    pin: ^!AirClick:PB0
    press_gcode:
        M118 PB0

    [gcode_button _test1]
    pin: ^!AirClick:PB1
    press_gcode:
        M118 PB1

    [gcode_button _test2]
    pin: ^!AirClick:PB2
    press_gcode:
        M118 PB2

    [gcode_button _test3]
    pin: ^!AirClick:PB3
    press_gcode:
        M118 PB3

    [gcode_button _test4]
    pin: ^!AirClick:PB4
    press_gcode:
        M118 PB4

    [gcode_button _test5]
    pin: ^!AirClick:PB5
    press_gcode:
        M118 PB5

    [gcode_button _test6]
    pin: ^!AirClick:PB6
    press_gcode:
        M118 PB6

    [gcode_button _test7]
    pin: ^!AirClick:PB7
    press_gcode:
        M118 PB7

    [gcode_button _test8]
    pin: ^!AirClick:PB8
    press_gcode:
        M118 PB8

    [gcode_button _test9]
    pin: ^!AirClick:PB9
    press_gcode:
        M118 PB9