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STD PCF2129 / AT24C256 logger

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Profile:Warning: not tested (yet) Logger board with RTC - PCF2129 + EEPROM - AT24C256 + 2032 battery holder

License: TAPR Open Hardware License

Creation time: 2021-01-06 02:59:06
Update time: 2021-04-18 09:25:14
Description

Warning: not tested (yet)

Logger board with:

  •  RTC - PCF2129
  • EEPROM - AT24C256 (selectable address, extracted as solder pads)
  • 2032 battery holder
  • basic I2C lines
  • Qwiic (Sparkfun)/Easy C connector (e-radionica.com)/StemmaQT(3.3V)(Adafruit) connectors for I2C, with passthrough
  • I2C pullups on board, with solder pads for enabling
  • output pins for interrupt and clock

Design Drawing
schematic diagram
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