• 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: LuckFox Core3566 R7FA4 PLUS B Development Board Based on R7FA4M1AB3CFM Compatible with Arduino UNO For R4 WiFi ESP32-P4 ESP32-C6 Development Board RISC-V WiFi6 MIPI CSI Camera 7/10.1 inch DSI Display /RJ45 Ethernet /Mic /Audio Size Compatible with Raspberry Pi Raspberry Pi 5 Gen3 Raspberry Pi Starlight Camera IR-CUT IMX462 (A) Sensor 2MP 90 Degree TOF Time-Of-Flight Laser Range Sensor Radar Module UART / I2C Port Raspberry Pi Audio Raspberry Pi 9inch DSI MIPI LCD TouchScreen Display 9inch 720x1280 For Luckfox Lyra RK3506/ESP32-P4/Luckfox Omni3576 Arduino 0.96inch RGB OLED Retail electronic Tag JETSON NANO MINI Expansion Board Industrial Isolated Converter Industrial RS485 Modbus RTU Relay X1300 X1300-A2 Raspberry Pi 5 HDMI to CSI-2 Shield 1080P@60fps & Audio & Video Also Raspberry Pi Pico 2 RP2350 1.8 inch AMOLED Development Board Display 368×448 TouchScreen Programmable Watch QSPI MPUUART Raspberry Pi 5 PCIe to ISO 2-CH RS485 /2-CH RS232 / USB /UART / TTL RP2040 USB IR Infrared Thermal Imaging Camera C 45°/88° 160x120 For Phone/PC High Temp Warning/Take Photo /Recording video Mobile Robot Pi5-Pcie-Fish-Boar