This is an ESP8266 based device which interprets PSTN telephone caller ID information and displays it on a screen, supplemented with information drawn from a mySQL based directory. There is an optional feature to suppress the telephone ring for calls identified as spam. Full spam protection allows o…

Esp8266 Arduino Telephone Caller ID system with anti-spam feature

6v6gt February 11, 2018, 10:55am 2

The documentation, including a schematic is attached here.
It is too big to fit in the first post.

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