• sales

    +86-0755-88291180

2.13inch e-Paper Cloud Module User Guide

Overview

This is a 2.13inch e-Paper cloud module, 250×122 Pixels, WiFi connectivity, use ESP32 as controller.

Features

  • Incorporates ESP32, supports Arduino developing
  • No backlight, keeps displaying last content for a long time even when power down
  • Voltage detection circuit for preventing the battery from over-discharging
  • Features battery connector and recharge circuit, allows off-line running
  • Provides Android APP for refreshing the module via Bluetooth EDR, easy to use
  • Provides HTML host computer code for refreshing the module via the remote webpage, easy to be integrated into sorts of Internet applications
  • Supports Floyd-Steinberg dithering algorithm, more color combinations, better shadow rendering for the original image
  • Supports popular image formats: BMP, JPEG, GIF, PNG, etc.
  • Delivered with embedded e-Paper driver (open source)

Specifications

  • Communication: WiFi 2.4GHz, Bluetooth4.2
  • Battery: 2000mAh
  • Display color: Black, white
  • Power supply: battery
  • Full refresh time: 2s
  • Viewing angle: >170°
  • Resolution: 250x122 pixels
  • Display size:48.55 × 23.70mm
  • Outline Dimensions: 71.0 × 30.2mm
  • Dot pitch: 0.194 × 0.194mm

【Note】:
Refresh time:The data provided is experimental data, the actual time may be a little different. It is normal that the e-Paper blink when fully updating.
Power:The power data is experimental data.

Pinout

PIN (e-Paper)ESP32Description
VCCVCCPower input (3.3V)
GNDGNDGND
KEY12User button
SCK13CLK pin of SPI, clock input
DIN14MOSI pin of SPI, data input
CS15Chip select pin of SPI, Low active
BUSY25Busy pin, it indicates whether the e-Paper is busy
RST26Reset pin, Low active
DC27Data/Command control pin, Low for Command and High for Data
ADC36ADC data input, the voltage detected is the 1/3 of the battery voltage.

PS: The pins described above were connected by default, you need to operate them.

TAG: ESP32 S3 LCD Camera Development Board 2 inch Display QMI8658 Sensor / Battery Port LVGL/HMI For Arduino CAN Analyzer Camera Luckfox Pico LCD Adjustable Focus PI5 Industrial Modbus RTU Dual Ethernet RJ45 To 8ch POE ETH Relay (C) PoE Power over Ethernet Mechanical Keyboard Raspberry Pi PICO NVIDIA-acess User Guide ESP32-S3 Development Board 3.16 inch LCD display 3.16inch Screen SD slot 320x820 RGB LED ST7701 LuckFox Pico Raspberry Pi 5 PCIe ESP32 S3 Development Board 1.47 inch LCD Touch Screen 1.47inch Display 172×320 SD AXS5106L JD9853 4inch Round LCD HDMI Capacitive Touchscreen Display 720x720 For Raspberry Pi/Jetson Nano/mini PC EchoEar ESP32 S3 AI Development Board with 1.85-inch LCD Display Cute Cat Pet Chatting Robot N32R16 Raspberry Pi 4B USB To CAN FD Camera MPS2.5G Raspberry Pi 5 PCIe to NVME SSD And 2.5G Ethernet RJ45 HAT RTL8125 2280 2242 2230