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Device for checking the LCD module based on HD44780 controller

Featured in radio alphanumeric LCD modules are mostly assembled on HD44780 controller-based firm Hitachi, which can be regarded as an industry standard. Analogs of the controller and modules on the basis of their produce, many firms. It proposed a device for checking the operational performance of such modules… Continue Reading

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On-board computer on the microcontroller ATMega8

The device is installed on any car. Main functions: remaining fuel in the tank in liters. System voltage. Engine operating temperature. the air temperature outside the vehicle. Changing the display brightness depending on the lighting marker included (day Night). Additionally, the computer has the following service capabilities: calibration… Continue Reading