... expansion Pin AREF output 3.3V output Description: 1. expand all digital IO and analog IO interface. all of them have + and - pole for power i...
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... module * 1 IC Keychain * 1 Non-contact type IC card * 1 1602 LCD module * 1 5V Relay * 1 DS1302 clock module * 1 Male to Female DuPont lines *...
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