Projects / IoT & Electronics

Control a "Dumb" TV Using a Transistor and ESP8266

January 14, 20192 min read

📺 Watch the Video View on YouTube --- The goal here is to control a "dumb" TV using virtual assistants via Home Assistant. We tap into the push butto...

ESP8266 ESP32 2n2222 switch IoT TV smart hacking+1

Watch on YouTube

📺 Watch the Video

View on YouTube

The goal here is to control a "dumb" TV using virtual assistants via Home Assistant. We tap into the push button of the TV and use a transistor along with ESP8266 to mimic a button press.

GitHub: debsahu/PegasusTV

Goal:

Control a "dumb" TV using virtual assistants via Home Assistant

Features:

Uses D2 to control 2N2222 transistor
Control using Web and MQTT API
Completely Async
WiFiManager Captive Portal to get WiFi credentials (Compile with -DUSE_EADNS for ESP8266)
Connect PIN_CTRL pin to base of 2N2222, collector to Probe and emitter to GND

Hardware

Hardware Setup

Software Overview

Libraries Needed

platformio.ini is included, use PlatformIO and it will take care of installing the following libraries.

Library	Link
ESPAsyncUDP	https://github.com/me-no-dev/ESPAsyncUDP
ESPAsyncTCP	https://github.com/me-no-dev/ESPAsyncTCP
ESPAsyncWiFiManager	https://github.com/alanswx/ESPAsyncWiFiManager
ESPAsyncDNSServer	https://github.com/devyte/ESPAsyncDNSServer
ESP Async WebServer	https://github.com/me-no-dev/ESPAsyncWebServer
AsyncMqttClient	https://github.com/marvinroger/async-mqtt-client

Software Setup

Technologies Used

ESP8266 ESP32 2n2222 switch IoT TV smart hacking debashish sahu

Explore More

More Projects GitHub