Description: 1. Arduino UNO R3 Board: A microcontroller board based on the ATmega328P chip with 14 digital input/output pins, 6 analog inputs, a 16 MHz quartz crystal, a USB connection, a power jack, an ICSP header, and a reset button. 2. UNO R3 Board (Continued): It features a bootloader that enables easy programming using the Arduino IDE. This version also includes some improvements like an additional SDA pin and more stable USB communications. 3. CNC Shield: A custom-designed shield compatible with the Arduino UNO R3 board, intended for computer numerical control (CNC) applications. It provides a 16x16 matrix of output pins for servo control and can handle up to 8 stepper motors or 4 bipolar stepper motor drivers. 4. Compatible DRV8825 Driver Kit: The shield is designed to work with the popular DRV8825 dual full-bridge driver ICs, which are included in the kit. This allows for easy control of up to 4 bidirectional DC motors or two unidirectional stepper motors via the shield's interface. 5.
| Specification | Details |
|---|---|
| Microcontroller | Arduino Uno R3 (ATmega328P) 8-bit AVR microcontroller 16MHz clock speed 32KB flash memory |
| CNC Shield | Compatible with Arduino Uno R3 features UART interface for communication with the controller |
| DRV8825 Driver Kit | Includes four high-precision stepper motor drivers (DRV8825) each with a built-in voltage regulator |
| Stepper Motor Support | Supports up to 4x stepper motors each with a resolution of 1/16 step and a maximum current of 2A |
| Voltage Rating | Input voltage: 7V to 12.6V; output voltage: 0V to 5.25V (regulated) |
| Current Rating | Maximum continuous current per motor: 2A; peak current: 4A |
| Temperature Range | Operating temperature: -20°C to 85°C; storage temperature: -40°C to 125°C |
| Dimensions | CNC Shield: 120mm x 100mm x 12mm (LxWxH); DRV8825 Driver Kit: 50mm x 30mm x 10mm (LxWxH) |
| Weight | CNC Shield: approximately 40g; DRV8825 Driver Kit: approximately 20g |
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