• 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: Raspberry Pi Mini TV series bus servos wide dynamic range XIAO RA4M1 Tiny SuperMini Board For Arduino Uno IDE For SeeedStudio R7FA4M1 ESP32 S3 4inch LCD Development Board 480x480 TouchScreen Display TVBOX LVGL HMI Sensor CAN RS485 ESP32 S3 Development Board 1.85 inch Round LCD Display 360×360 QMI8658 Sensor / MIC / SD /MP3 Audio /Battery Port LVGL/HMI For Arduino Jetson Nano 5G module Allwinner Raspberry Pi 5 Active Cooler Jetson Nano Core1121 LoRa LR1121 HF LF SPI For Sub-GHz and 2.4GHz ESP32-S3FH4R2-MINI-Tiny-Stamp-WIFI-Bluetooth5 ESP32-S3 1.28inch Round LCD RS485 to CAN X1006 Raspberry Pi 5 PCIe To 2.5 SATA And M.2 KEY-B 2280 SSD/HDD Double-SATA (NOT BOOT From SATA/SSD 2.66inch e-Paper e-link Module 360x184 4-Color Red Yellow Black White For Arduino Raspberry Pi STM32 Jetson Tutorial Information Wiki Program Code User Guide SpotPear ESP32-S3 LCD Mini tiny Development Board 0.85 inch Display 0.85inch Screen 128x128 SD-Port For Arduino NanoKVM-USB-Development Industrial UART USB TO 8CH RS485 Isolated Converter For 35mm standard rail and stacked installation Industrial grade isolated USB to RS232/485 converter supports USB to 2-way RS232 + 2-way RS232/485 original FT4232HL