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Arduino After Market Boost Gauge

Wotever edited this page Jun 30, 2019 · 8 revisions

Important Notes

Only Assetto Corsa provides Turbo data, If turbo is not available in the game or the car, SimHub will then fallback to Engine Torque data (Project Cars only), then to throttle pedal data (any game with throttle pedal data)

Only this special model has been tested https://www.aliexpress.com/item/LED-Colorful-Universal-tachometer-2-5-60mm-Defi-BF-Oil-Pressure-Gauge-Auto-Gauge-Meter-Car/32706095650.html?spm=a2g0s.9042311.0.0.TWtV3w

There are thousands of boost gauge models and copies of varying quality available, they may or may not work correctly, please take this into consideration before buying parts.

Limitations

The boost gauge may not reach 2kpa due to the arduino signal slightly below 5V. On my particular gauge I reach 1.75-1.8kpa.

The signal is based on PWM from 490hz to 1000hz, some boost gauge does not incorporate signal smoothing which will lead to shaky needle when idling at 0bars. This seems common to very cheap gauges.

Components

Wiring

NB : If you don't use the default pin (D5) please ensure to use a PWM Pin.

Arduino Setup

See : https://github.com/zegreatclan/SimHub/wiki/Arduino--Setup

Calibration

Follow the steps given in the SimHub gauge settings :

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