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AVR RTC with temperature sensor, IR control, and brightness correction

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tormentor

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Precision RTC using ATMega8 and DS3231. Indication: 4-digit 7-segment (up to 42V 500mA on each segment), remote control (Sony RM887), temperature sensor (external DS18B20 or internal from DS3231), brightness correction with external photoresistor.
Additional work mode - show static 4-digit number (fuel price etc).

Schematics/PCB in free KiCAD, sources - C (AVR-GCC/WinAVR).

Link: **broken link removed**
 
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Hi;
Thanks and congratulations! It's a great project, I'll study it!
zuisti
 

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