Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes a motor driver shield, Bluetooth module, gear motors, LEDs, resistors, a battery pack, and a DC barrel jack. The circuit is designed to control multiple gear motors and LEDs, with power supplied by a battery pack and a DC barrel jack. The Bluetooth module allows for wireless communication.

Component List

1. L293D Driver Shield

   • Description: Motor driver shield capable of driving multiple motors.
   • Pins: 5v, GND, A0, A1, A2, A3, A4, A5, M+, M2, M1, M3, M4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, gnd, Aref, ser1, Servo2, +, -, 9v

2. HC-05 Bluetooth Module

   • Description: Bluetooth module for wireless communication.
   • Pins: Key, VCC, TXD, RXD, State, GND

3. Hobby Gearmotor with 48:1 Gearbox

   • Description: Gear motor with a 48:1 gearbox.
   • Pins: pin 1, pin 2

4. LED: Two Pin (white)

   • Description: White LED with two pins.
   • Pins: cathode, anode

5. Resistor

   • Description: Resistor with a resistance of 200 Ohms.
   • Pins: pin1, pin2

6. 2x 18650 Battery Pack

   • Description: Battery pack containing two 18650 batteries.
   • Pins: vcc, gnd

7. Terminal Block KTB1 20A 6P

   • Description: Terminal block for connecting multiple wires.
   • Pins: 1, 2, 4, 5, 6, 3

8. 2.1mm DC Barrel Jack

   • Description: DC barrel jack for power input.
   • Pins: switch, sleeve, center

Wiring Details

L293D Driver Shield

• M+ is connected to center of the 2.1mm DC Barrel Jack.
• GND is connected to gnd of the 2x 18650 Battery Pack.
• M2 is connected to pin 1 of the Hobby Gearmotor with 48:1 Gearbox and cathode of the LED.
• M2 is connected to pin 2 of the Hobby Gearmotor with 48:1 Gearbox and pin2 of the Resistor.
• M1 is connected to pin 1 of the Hobby Gearmotor with 48:1 Gearbox and cathode of the LED.
• M1 is connected to pin 2 of the Hobby Gearmotor with 48:1 Gearbox and pin1 of the Resistor.
• M3 is connected to pin 1 of the Hobby Gearmotor with 48:1 Gearbox and cathode of the LED.
• M3 is connected to pin 2 of the Hobby Gearmotor with 48:1 Gearbox and pin2 of the Resistor.
• M4 is connected to pin 1 of the Hobby Gearmotor with 48:1 Gearbox and cathode of the LED.
• M4 is connected to pin 2 of the Hobby Gearmotor with 48:1 Gearbox and pin1 of the Resistor.
• 0 is connected to TXD of the HC-05 Bluetooth Module.
• 1 is connected to RXD of the HC-05 Bluetooth Module.
• + is connected to VCC of the HC-05 Bluetooth Module.
• - is connected to GND of the HC-05 Bluetooth Module.

HC-05 Bluetooth Module

• TXD is connected to 0 of the L293D Driver Shield.
• RXD is connected to 1 of the L293D Driver Shield.
• VCC is connected to + of the L293D Driver Shield.
• GND is connected to - of the L293D Driver Shield.

Hobby Gearmotor with 48:1 Gearbox

• pin 1 is connected to M2 of the L293D Driver Shield and cathode of the LED.
• pin 2 is connected to M2 of the L293D Driver Shield and pin2 of the Resistor.
• pin 1 is connected to M1 of the L293D Driver Shield and cathode of the LED.
• pin 2 is connected to M1 of the L293D Driver Shield and pin1 of the Resistor.
• pin 1 is connected to M3 of the L293D Driver Shield and cathode of the LED.
• pin 2 is connected to M3 of the L293D Driver Shield and pin2 of the Resistor.
• pin 1 is connected to M4 of the L293D Driver Shield and cathode of the LED.
• pin 2 is connected to M4 of the L293D Driver Shield and pin1 of the Resistor.

LED: Two Pin (white)

• cathode is connected to M2 of the L293D Driver Shield and pin 1 of the Hobby Gearmotor with 48:1 Gearbox.
• anode is connected to pin2 of the Resistor.
• cathode is connected to M1 of the L293D Driver Shield and pin 1 of the Hobby Gearmotor with 48:1 Gearbox.
• anode is connected to pin2 of the Resistor.
• cathode is connected to M3 of the L293D Driver Shield and pin 1 of the Hobby Gearmotor with 48:1 Gearbox.
• anode is connected to pin2 of the Resistor.
• cathode is connected to M4 of the L293D Driver Shield and pin 1 of the Hobby Gearmotor with 48:1 Gearbox.
• anode is connected to pin2 of the Resistor.

Resistor

• pin1 is connected to M1 of the L293D Driver Shield and pin 2 of the Hobby Gearmotor with 48:1 Gearbox.
• pin2 is connected to anode of the LED.
• pin1 is connected to M2 of the L293D Driver Shield and pin 2 of the Hobby Gearmotor with 48:1 Gearbox.
• pin2 is connected to anode of the LED.
• pin1 is connected to M3 of the L293D Driver Shield and pin 2 of the Hobby Gearmotor with 48:1 Gearbox.
• pin2 is connected to anode of the LED.
• pin1 is connected to M4 of the L293D Driver Shield and pin 2 of the Hobby Gearmotor with 48:1 Gearbox.
• pin2 is connected to anode of the LED.

2x 18650 Battery Pack

• vcc is connected to sleeve of the 2.1mm DC Barrel Jack.
• gnd is connected to GND of the L293D Driver Shield.

2.1mm DC Barrel Jack

• center is connected to M+ of the L293D Driver Shield.
• sleeve is connected to vcc of the 2x 18650 Battery Pack.

Code

No code is provided for this circuit.