2Pcs CNC Shield V3 Expansion Board + UNO R3 Board Kit With A4988 Step Motor Driver Module For Arduin

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2Pcs CNC Shield V3 Expansion Board + UNO R3 Board Kit With A4988 Step Motor Driver Module For Arduin

Available options:
**NOTE: Please let us know which option you want to receive via the message on checkout step (if there are multi options)


1. Arduino CNC Shield V3 3D Printer Expansion Board

This expansion board as a driver expansion board, can be used for engraving machines, 3D printers.
It is a total of four slots, can drive four A4988 stepper motor.
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.
UNO for Arduino module IO port correspondence introduction.

2. A4988 Reprap Step motor driver module

Simple step and direction control interface
Short-to-ground and shorted-load protection
Five different step resolutions: full-step, half-step, quarter-step, eighth-step, and sixteenth-step
Intelligent chopping control that automatically selects the correct current decay mode (fast decay or slow decay)
Over-temperature thermal shutdown, under-voltage lockout, and crossover-current protection
Adjustable current control lets you set the maximum current output with a potentiometer, which lets you use voltages above your stepper motor’s rated voltage to achieve higher step rates

3. UNO R3 Development Board

① Download the arduino IDE: 
②Download the USB chip driver: 
③Plug in the UNO development board, the driver will automatically install
④In the die inside select the board UNO
⑤Select the COM port, this can find in my computer, make the uno development board inside the port
⑥Best to choose arduino own routine program, burned into it.

Package Included:

2 x CNC Shield V3 Expansion Board
8 x A4988 Step Motor Driver Module
8 x Heatsink
2 x UNO R3 Board

    • Brand TechDaddy
    • Mfg Part # TDBG1326712
Payment Methods
Shipping USPS, $1.99
Shipping Policy

We will arrange shipping for you within 3 days after payment cleared except the holidays.
- Estimated delivery time from date of shipment is 12-21 working days from our warehouse in China, over 80% of our customers receive the products within 20 working days (please note that these are estimates; post office and customs delays can occur, if so, please check the information at your local post office, if you still can not get the package, please contact us.
-We ship items to Worldwide.

Return/Exchange Policy

We accept return in 30 days

Other Policies


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