One Wire Data Logger

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OWDL 3D.jpg

Features[edit]

  • One wire RJ-45 connector
  • ATMega32U4 Microprocessor
    • USB connector
  • 0.96" OLED
  • LiPo battery
    • JST connector
    • Battery charger
  • Real-time clock
    • Battery
  • I2C connector
  • Switching power regulator

Connectors[edit]

J2 - USB-B[edit]

P1 - One wire RJ-45[edit]

P3 HWB - Download[edit]

P5 ISP[edit]

  1. MISO
  2. VCC
  3. SCK
  4. MOSI
  5. RST
  6. GND

P6 I2C[edit]

  1. GND
  2. VCC
  3. SDA
  4. SCL

P7 - ADC pins[edit]

  1. ADC4
  2. ADC1
  3. ADC5
  4. VCC
  5. ADC6
  6. GND

Test Points[edit]

TP1 - Battery[edit]

TP2[edit]

TP3 Switching power supply 5V output[edit]

TP4 Pin 3.7[edit]

  • Switched power

Switches[edit]

SW1 - Power override[edit]

Up/Down/Left/Right/Select[edit]

Software[edit]

Assembly Sheet[edit]

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