_display_current_board

Display IO and Current Driver Board (I01)

version: 1.0

• Description:
  • I2C measure current & voltage (two measure probes)
  • Connecting to Raspberry Pi by mini_hub board (short range I2C connector Port J1)
  • Current ports (J4,J5)
  • Voltage ports (J2,J3)
  • Chip 2x INA260 used for measure current or voltage
  • Chip PCA9557 I/O expander used for setting Inputs/Outpus
    • [0 -1 ,'LED1']['LED2'], outputs pin used for LED setting
    • [2,'BUT_RIG_DWN'],[3,'BUT_RIG_UP'],[4,'BUT_LFT_DWN'],[5,'BUT_LFT_UP'], inputs pin for 4 buttons monitoring
    • [6,'DIS_RST'],[7,'D/C'] outputs pin used for display pin setting
  • Chip SSD1306 128x64 point display
  • Reset Button for reseting PCA9557 I/O chip (it will reset all ports)
  • At the bottom side of board could be added I2C eeprom chip from 24c01 - 24c1024 for internal use
  • I2C line are voltage protected
  • Electromagnetic compatible (EMC)

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