1. This expansion board as a driver expansion board, can be used for engraving machines, 3D printers.
2. Compatible with micro-drive laser engraving machine, three-axis CNC engraving machine,.
3. 2A can be controlled within the two-phase four-wire stepper motor.
4. Each road stepper motors only need two IO ports. In other words, six IO ports can be well managed three stepper motors. Very convenient to use.
5. Released the I2C interface, you can connect to the LCD I2C or other I2C module.
6. Power DC5V interface, 7.5-12V voltage input.
7. Can worked with nano
8. It is a total of four slots, can drive four A4988 stepper motor.
9. UNO for Arduino module IO port correspondence introduction.
1 x CNC Shield V4 Expansion Board
1 x Nano module
3 x A4988 driver