A simple LED dot matrix clock project based on Arduino Nano (ATmega328), also using a DS3231RTC module and a LDR sensor.
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Updated
Jan 8, 2020 - C++
A simple LED dot matrix clock project based on Arduino Nano (ATmega328), also using a DS3231RTC module and a LDR sensor.
Compact, serial input/output common-cathode display driver
Codes and simulations with ATmega32
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