Circuit Documentation
Summary
This circuit involves an Arduino UNO microcontroller, a ULN2003A breakout board, and a 28BYJ-48 stepper motor. The Arduino UNO controls the stepper motor through the ULN2003A breakout board, which acts as a driver for the motor. The circuit is designed to allow the Arduino to control the stepper motor's movements.
Component List
ULN2003A Breakout Board
- Description: A driver board for controlling stepper motors.
- Pins: In 1, In 2, In 3, In 4, In 5, In 6, In 7, 0V, +5V, ON/OFF jumper switch, BLUE wire, PINK wire, YELLOW wire, ORANGE wire, RED wire
Arduino UNO
- Description: A microcontroller board based on the ATmega328P.
- Pins: UNUSED, IOREF, Reset, 3.3V, 5V, GND, Vin, A0, A1, A2, A3, A4, A5, SCL, SDA, AREF, D13, D12, D11, D10, D9, D8, D7, D6, D5, D4, D3, D2, D1, D0
28BYJ-48 Stepper Motor
- Description: A small, inexpensive stepper motor commonly used in hobby projects.
- Pins: BLUE, PINK, YELLOW, ORANGE, RED
Wiring Details
ULN2003A Breakout Board
- In 1: Connected to Arduino UNO pin D11
- In 2: Connected to Arduino UNO pin D10
- In 3: Connected to Arduino UNO pin D9
- In 4: Connected to Arduino UNO pin D8
- 0V: Connected to Arduino UNO GND
- +5V: Connected to Arduino UNO 5V
- BLUE wire: Connected to 28BYJ-48 Stepper Motor pin BLUE
- PINK wire: Connected to 28BYJ-48 Stepper Motor pin PINK
- YELLOW wire: Connected to 28BYJ-48 Stepper Motor pin YELLOW
- ORANGE wire: Connected to 28BYJ-48 Stepper Motor pin ORANGE
- RED wire: Connected to 28BYJ-48 Stepper Motor pin RED
Arduino UNO
- D11: Connected to ULN2003A Breakout Board pin In 1
- D10: Connected to ULN2003A Breakout Board pin In 2
- D9: Connected to ULN2003A Breakout Board pin In 3
- D8: Connected to ULN2003A Breakout Board pin In 4
- GND: Connected to ULN2003A Breakout Board pin 0V
- 5V: Connected to ULN2003A Breakout Board pin +5V
28BYJ-48 Stepper Motor
- BLUE: Connected to ULN2003A Breakout Board pin BLUE wire
- PINK: Connected to ULN2003A Breakout Board pin PINK wire
- YELLOW: Connected to ULN2003A Breakout Board pin YELLOW wire
- ORANGE: Connected to ULN2003A Breakout Board pin ORANGE wire
- RED: Connected to ULN2003A Breakout Board pin RED wire
Documented Code
Arduino UNO Code (sketch.ino)
void setup() {
// put your setup code here, to run once:
}
void loop() {
// put your main code here, to run repeatedly:
}
Additional Documentation (documentation.txt)
This documentation provides a comprehensive overview of the circuit, including a summary, detailed component list, wiring details, and the code used for the Arduino UNO microcontroller.