Before printing, the 3D printer needs to be homed so it knows the position of all three axes. There are three microswitches - one for each axis. The printer reverses slowly until the switch is triggered.
X Axis Stop
Y Axis Stop
Z Axis Stop
Video
Having successfully uploaded the Blink code to the CH32V203 , the next task is to try the HID button demo. The circuit I’m using has two bu...