The module can be used on any motherboard with EXP1+EXP2 reserved, and can be plugged in for use to add 3 ste3pper drivers.

Module parameters：

• Optional Driver Modes: STEP/DIR, UART, SPI
• Number of Drivers Added: up to 3
• Logic Voltage Supported: 3.3 or 5 VDC
• Input Power: 12/24 VDC
• Dimensions: 84.3 x 46 mm

What's included:

• 1 x EXP-MOT Driver Expansion Module
• 2 x short 10 pin ribbon cables

BigTreeTech GitHub