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Supported Devices

Theoretically, all electronic shelf labels (ESL) based on nrf51822 / nrf51802 / nrf52811 / nrf52810 are supported.

Below are several adapted ESL driver boards.

Laowu 4.2-inch ESL, Black & White Version

  • MCU: nrf51822
  • RAM: 16K
  • ROM: 128K
  • Driver: UC8176
  • Pin Config: 0508090A0B0C0D
  • Wakeup Pin: 07

Laowu 4.2-inch ESL, Black White Red 3-Color Version

  • MCU: nrf51802
  • RAM: 16K
  • ROM: 256K
  • Driver: UC8176
  • Pin Config: 0A0B0C0D0E0F10
  • Wakeup Pin: 09
  • LED Pins: 03/04/05 (Three LEDs available, choose one to use)

Sifei 52810

  • MCU: nrf52810
  • RAM: 24K
  • ROM: 192K

Hema/Alibaba 52811

  • MCU: nrf52811
  • RAM: 24K
  • ROM: 192K