Circuit Documentation
Summary
This circuit involves an Arduino UNO microcontroller, an HC-05 Bluetooth module, a red LED, and two resistors. The Arduino UNO serves as the central controller, interfacing with the Bluetooth module for wireless communication and controlling the LED through a resistor to limit current.
Component List
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
- Purpose in Circuit: Central controller for the circuit.
HC-05 Bluetooth Module
- Description: A Bluetooth module for wireless communication.
- Pins: Key, VCC, GND, TXD, RXD, State
- Purpose in Circuit: Enables wireless communication with the Arduino UNO.
Resistor (200 Ohms)
- Description: A resistor with a resistance of 200 Ohms.
- Pins: pin1, pin2
- Purpose in Circuit: Current limiting for the LED.
Resistor (220 Ohms)
- Description: A resistor with a resistance of 220 Ohms.
- Pins: pin1, pin2
- Purpose in Circuit: Current limiting for the LED.
LED: Two Pin (red)
- Description: A red LED.
- Pins: cathode, anode
- Purpose in Circuit: Visual indicator controlled by the Arduino UNO.
Wiring Details
Arduino UNO
- GND is connected to the cathode of the LED.
- D13 is connected to pin1 of the 220 Ohm resistor.
- 5V is connected to VCC of the HC-05 Bluetooth Module.
- GND is connected to GND of the HC-05 Bluetooth Module.
- D1 is connected to RXD of the HC-05 Bluetooth Module.
- D0 is connected to TXD of the HC-05 Bluetooth Module.
HC-05 Bluetooth Module
- VCC is connected to 5V of the Arduino UNO.
- GND is connected to GND of the Arduino UNO.
- RXD is connected to D1 of the Arduino UNO.
- TXD is connected to D0 of the Arduino UNO.
Resistor (220 Ohms)
- pin1 is connected to D13 of the Arduino UNO.
- pin2 is connected to the anode of the LED.
LED: Two Pin (red)
- cathode is connected to GND of the Arduino UNO.
- anode is connected to pin2 of the 220 Ohm resistor.
Documented Code
sketch.ino
void setup() {
}
void loop() {
}
documentation.txt