bobriciusBecause I have lot of interest in Tindie store, I am decided for simple version with atmega328, which is much more easy programmable without special programmer and also with standard 4digit segment display
Version 3. Back to ATMEGA328
A project log for DIY GSM arduino FR4 cell phone
Simple gsm phone with 22x5 LED display, 16 keys, atsamd21, and sim800l module, QI charging
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