4 Axes version for boards w/o i2c stepper current chip
Pre-release
Pre-release
- Boards without I2C stepper current chip (like C3D and Azteeg X5) needs to use this version and set current by the pot on the driver.
- PWM out on pin 2.5
- Additional setting $33 for PWM frequency (default 5000Hz)
- Default settings are for K40 (40W chinese laser engraver)
- Set $5=0 if you have optical endstopps (normaly open)