3D Printer 42 Stepper Motor Driver Expansion Board 8825/A4988 บอร์ดขยายขา บอร์ดขับมอเตอร์ สเตปมอเตอร์

3D Printer 42 Stepper Motor Driver Expansion Board 8825/A4988 บอร์ดขยายขา บอร์ดขับมอเตอร์ สเตปมอเตอร์ 3D Printer 42 Stepper Motor Driver Expansion Board 8825/A4988 Description - Size: 42*42*15mm - Fixed: 3mm - Hole distance: 1400*1400mil (35.56*35.56mm) - Logic voltage: 5V - Input voltage: 12-30V - Port: Number - Interface: direction, enable, speed - Applicable modules: A4988, DRV8825 Note: Please pay attention to the direction when installing the driver module, otherwise it will burn the module Stepper Motor Driver Shield Expansion Board DRV8825/A4988 Arduino sketch found at; github.com and Youtube video. Arduino Sketch For DRV8825/A4988 Expansion Board int Index; void setup() { pinMode(6, OUTPUT); //Enable pinMode(5, OUTPUT); //Step pinMode(4, OUTPUT); //Direction digitalWrite(6,LOW); } void loop() { digitalWrite(4,HIGH); for(Index = 0; Index 2000; Index++) { digitalWrite(5,HIGH); delayMicroseconds(500); digitalWrite(5,LOW); delayMicroseconds(500); } delay(1000); digitalWrite(4,LOW); for(Index = 0; Index 2000; Index++) { digitalWrite(5,HIGH); delayMicroseconds(500); digitalWrite(5,LOW); delayMicroseconds(500); } delay(1000); }