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)	ESP32	Description
VCC	VCC	Power input (3.3V)
GND	GND	GND
KEY	12	User button
SCK	13	CLK pin of SPI, clock input
DIN	14	MOSI pin of SPI, data input
CS	15	Chip select pin of SPI, Low active
BUSY	25	Busy pin, it indicates whether the e-Paper is busy
RST	26	Reset pin, Low active
DC	27	Data/Command control pin, Low for Command and High for Data
ADC	36	ADC 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.

Document

Demo codes

ESP32 Examples

ESP32 Resources

ESP32 Resouces

Driver

CP2102 Driver

To：

Dear Customers, There may be a lag of several hours before we could process your order, depending on the time difference between your location and ours. Sincerely hoping your understanding!

Email(support)

services01@spotpear.com

TAG： Electronic EYE 0.71 inch Round Double LCD Display Dual Screen For Arduino Raspberry Pi ESP32 Pico ST Industrial RJ45 Ethernet To 16-ch Relay Module Modbus RTU TCP With Protection and guide rails Raspberry Pi 5 UART OLED-LCD-HAT-A ESP32 S3 LCD Development Board 1.3 inch Display 1.3inch Screen ST7789 240x240 Mini TV SD-Port QST QMI8658 Gyro Sensor LVGL For Arduino LCD Screen Luckfox Pico Raspberry Pi5 UART Lazy Keyboard Raspberry Pi Prism ESP32 C6 Development Board 1.47 inch LCD Display Screen ST7789 For Arduino WiFi6/LVGL/HMI Onborad SD-Port/RGB-LED Raspberry Pi 5 DSI User Guide Industrial Modbus RTU Dual Ethernet RJ45 To 8ch POE ETH Relay (C) PoE Power over Ethernet USB CAN Analyzer Smart Car Raspberry Pi 5 UPS HAT E 4-Port For 21700-Li-Battery (NOT includ) 5V6A Uninterruptible Power Supply RV1103 Raspberry Pi ESP32 S3 Development Board 1.64 inch AMOLED Display 1.64inch TouchScreen For Arduino LVGL With SD-Port/ QMI8658C 6-Axis Sensor

Price：

$26.89

Model：

2.13inch-e-Paper-Cloud-Module

2.13inch E Paper Cloud Module, 250×122, WiFi Connectivity 2.13 inch ePaper display screen

TAG： RM500U CNV IoT EMBB 5G 4G 3G M.2 LTE-A/NSA SA GNSS DFOTA VoLTE Quectel Flipper Zero WiFi multiboard NRF24+ESP32 CAM-GC2083 RP2040 ESP32-S3 RGB LCD N8R8 2.1 2.8 4inch Captive TouchScreen Display Arduino Atmega328P Nano 240x280 Arduino Thermal imaging camera SpotPear ESP32-S3FH4R2 Tiny Mini WIFI Bluetooth Stamp Board Industrial UART To WiFi ESP32-S3-Zero ESP32 C3 Microcontroller Milk V Duo Milk-V Duo Linux Board Raspberry Pi Pico 1.14inch LCD Milk-V Duo Raspberry Pi 5 Raspberry Pi 5 DSI Cable