grblHAL Breakout Boards
We have 2 CNC controller breakout boards based on grblHAL available.
T41U5XBB is a 5 Axis controller based on the Teensy 4.1. It supports USB and Ethernet connectivity. High performance and flexibility. Supports auto-squaring, moving gantry plus rotary axis machines. more information.
PicoCNC is a 4 Axis controller based on the Raspberry PI Pico and Pico W. It supports USB and WiFi (via Pico W) connectivity. Cost effective solution. Supports auto-squaring, moving gantry CNC machines. more information.
Which board is right for me?
Feature Teensy (T41U5XBB) PicoCNC (PU4XBB) Arduino (Uno and Mega)
Axes
Moving Gantry
Auto-Square
Processor Speed
Step Rate
Comm
Homing/
Limit Voltage
Opto isolators
Firmware
Config- uration
5
Yes
Yes
600 MHz
>400 kHz
USB, Ethernet
5V
Yes
grblHAL for iMXRT 1062
Web Builder
4
Yes
Yes
125 MHz
>200 kHz
USB, WiFi
12V
Yes
grblHAL for RP2040
Web Builder
3 (Uno), 4 (Mega)
Yes (split signal)
No. Forked version does for Mega
16 MHz
approx 30 kHz
USB
5V
No
Grbl 1.1h
Arduino IDE, edit config.h