Bluetooth Wireless Robot Car Controller
https://www.electronics-lab.com/project/bluetooth-wireless-robot-car-controller/
This project presents a robot car controller that utilizes a Bluetooth wireless controller, allowing users to control the small robot car using a smartphone and an Android app. The system consists of an Arduino microcontroller (ATMEGA328), an HC-05 Bluetooth module, two BD6211 H-Bridge motor drivers, and an onboard DC-DC converter that provides 5V power to […]
Bluetooth Smart LED Dimmer – 4 Channel Bluetooth ON/OFF Switch
https://www.electronics-lab.com/project/bluetooth-smart-led-dimmer-4-channel-bluetooth-on-off-switch/
This Bluetooth Smart LED Dimmer, 4 Channel ON/OFF Switch is a versatile device that enables users to control various devices, including lights, fans, and DC motors, using a Bluetooth app on an Android device. The device features a 4-channel dimmer that can handle inductive or resistive loads with a power supply range of 12V to […]
Arduino Bluetooth Relay Switch
https://www.electronics-lab.com/project/arduino-bluetooth-relay-switch/
This Bluetooth Relay Switch enables users to control lights, fans, or other devices using a Bluetooth app on an Android device. The device can be controlled using a simple app. The project consists of an Arduino-compatible microcontroller (ATMEGA328), a 5V relay, a relay driver BJT, and an optocoupler, which provides isolation between the relay and […]
Bluetooth Robot Car Controller using ESP32
https://www.electronics-lab.com/project/bluetooth-robot-car-controller-using-esp32/
This wireless robot car controller board is built using an ESP32 BT/Wi-Fi module, 2 x H-Bridges, 3.3V regulator. It also includes an ESP32 programming connector, power LED, screw terminal connector for the power supply, header connector for motors, and high-value capacitors on the DC supply for smooth motor operations. The operating power supply is 8V […]
8 Channel ESP32 Remote Control
https://www.electronics-lab.com/project/8-channel-esp32-remote-control/
This is an 8-channel remote in a compact board suitable for remote ON/OFF applications using Bluetooth or Wi-Fi protocol. The board consists of an ESP32 module and 8 tactile switches connected to various GPIO. The circuit works with 3.3VDC power supply and a Li-Ion battery can be used to power the board. The onboard LED […]
Single Channel PS3 Wireless Remote ON/OFF Switch
https://www.electronics-lab.com/project/single-channel-ps3-wireless-remote-on-off-switch/
The board presented here is multipurpose hardware which includes the ESP32-Wroom module, 3.3V regulator, 5V relay, Power LED, Relay LED, and connector to program the ESP-32 Module. The project requires 5VDC and consumes 60mA current when the relay is ON. The project can be used in IoT applications and the relay can be controlled using […]