Fully functional 3D print HAT that turns your Raspberry Pi into a Klipper-compatible powerhouse of a machine.
Features:
Built for Klipper
4x Replaceable TMC 2209 Full UART support (PDN/UART jumper provided, so no need to modify stepsticks)
THT MOSFET design
3x temperature sensors
4x fan ports (2 PWM channels)
Dual Z-axis motor support
X, Y, Z min endstops
BlTouch compatible (Servo, Z-min)
PL08 probe support (PNP/NPN configurable, optocoupler built-in)
LED strip support
SPI breakout header (ADXL345 to Raspberry Pi)
24V input compatile
5V, 3A regulator
Extra filtering and circuitry to provide rock-solid ADC performance
Update 3/31/22: Posted sample printer.cfg for Klipper. Preliminary instructions and more documentation.