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BASIC INFORMATION
Name: ESP8266 IoT Data Logger
Type: Development Board
Version: 1.0.0
Author: Dubravko Penezic
Copyright: Creative Commons BY-NC-SA v 3.0
Implemented function:
- ESP8266 ESP-12 like module
- DS3231 RTC
- DS18B20 temperature sensor and unique identificator
- AT24Cxxx I2C EEPROM with R/W switch
- automatic reset/flush mode, short press on Reset button will cause board to reset, longer one will reset board in flush mode
- 0.1“ headers for additional development line from ESP8266, I2C, OLED I2C connector
PCB Top & Bottom image:
Schematic:
Schematic in PDF document
Implemented module
Top side:
Bottom side:
Configuration options
Pin/connectors function:
top_pcb_svg.svg SVG file
bottom_pcb_svg.svg SVG file
Picture show blue jumper in EEPROM write protection position, if you need to write , you may disconnect jumper or connected on contrary position.
Board have implemented automatic reset/flush mode, Short press on Reset button will cause board to reset, longer one will reset board in flush mode. If you need to force flash mode , upper picture show yellow jumper for do that.
