Divi0509/ESP32-Serial-OBD2-Gauge-Catalyst
Display real-time OBD2 data on ESP32 2.8" touch screen using serial ELM327 for accurate diagnostics, performance charts, and configurable gauges.
Platform-specific configuration:
{
"mcpServers": {
"ESP32-Serial-OBD2-Gauge-Catalyst": {
"command": "npx",
"args": [
"-y",
"ESP32-Serial-OBD2-Gauge-Catalyst"
]
}
}
}Add the config above to .claude/settings.json under the mcpServers key.
[](https://github.com/Divi0509/ESP32-Serial-OBD2-Gauge-Catalyst)
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ESP32-Serial-OBD2-Gauge-Catalyst lets you build a simple gauge to monitor your car’s data. It uses an ESP32 microcontroller with an OBD2 connection. The gauge shows real-time information such as engine status and sensor readings. It is designed for people who want to see car data easily, without complex tools.
This project works with Arduino and PlatformIO. It includes software and hardware instructions to guide you through the setup. The display uses LovyanGFX and LVGL libraries for clear visuals.
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Ideal for car owners, DIY enthusiasts, and tech hobbyists who want to monitor their engines.
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Windows 10 or later is recommended. No programming knowledge is required for the basic setup.
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Visit this page to get all files. Download ESP32-Serial-OBD2-Gauge-Catalyst
Connect the ESP32 to your PC using a USB cable. Connect the OBD2 to serial adapter to y
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