1. Introduction

1.1 Features

Brief Info:

1) Outline Dimension:φ 50 Round

2) Interaction Method: Rotate and Press

3) Shell Color: Black/White/Silver/Customized

4) Power: DC 5V, 100mA

System

1) OS: RTOS

2) CPU: ESP32-C3 160Mhz

3) RAM: 400KB

4) Flash: 4MB

5) Interface: UART/USB

6) Support 2.4GHz Wi-Fi、BLE 5、BLE Mesh

Display

1) Size: 1.3 Inch

2) Resolution: 240*240

3) Mode: IPA

4) Brightness: 300cd/m2

5) Touch IC: without

Other

1) Operation Temperature：-20~70℃

2) Storage Temperature：-30~80℃

1.2 Appearance picture

2. Product information

2.1 Interface Description

2.2 Display Information

2.3 Voltage & Current

2.4 Reliability Test

Software name	Version	Software associated configuration	Development environment configuration link
Arduino IDE	2.0.17 (esp32)	1. Board: ESP32C3 Dev Module 2. CPU Frequency: 160MHz (WiFì) 3. Flash Frequency: 80MHz 4.Flash Mode: QIO 80MHz 5.Flash Size: 4MB (32Mb) 6.Partition Scheme: Default 4MB with spiffs(1.2MB APP/1.5MB SPIFFS) 7. PSRAM: NO 8. Programmer: Esptool	ESP32-Arduino config(github.com)
ESP-IDF	5.1.1 5.1.2	Once configured，no configuration is required	ESP-IDF config(github.com)

3. MECHANICAL DRAWING

4. Schematic

5.1 Arduino relevant information

https://github.com/VIEWESMART/ESP32-Arduino/tree/main/examples/1.3inch/UEDX24240013-MD50E-Arduino-SDK

5.2 IDF relevant information

https://github.com/VIEWESMART/ESP32-IDF/tree/main/examples/1.3inch

5.3 PDF relevant information

https://cdn.static.spotpear.com/uploads/picture/learn/ESP32/ESP32-S3-1.28inch-Push-Knob/UEDX24240013-MD50E-V3.0-SPEC.pdf

5.4 Source code reference

https://gitee.com/VIEWESMART/UEDX24240013-MD50ESP32_1.3inch-Knob

6.Support

Monday-Friday (9:30-6:30) Saturday (9:30-5:30)

Email: services01@spotpear.com

TAG： ESP32-S31 Mini Development Board based on ESP32-S31NRV16/32 dual-core processor Industrial-grade isolated 2-way RS485 hub repeater One RS485 TO Two RS485 SpotPear DeepSeek AI Voice Chat Camera Robot BOX ESP32-S3 Development Board 2 inch LCD N16R8 Touchscreen Display Camera Industrial-grade isolated 4-way RS485 hub repeater One RS485 TO Four RS485 RP2040 Camera Industrial USB TO RS232/485 Serial UART Converter FT232RNL Compact Size LuckFox Pico Pi5 Raspberry Pi 5 Fan RS485 Bus Serial UART Bus Servo TTL ST3235 30KG.CM Magnetic Encoder 360° High Precision And Large Torque SpotPear ESP32-C5 Dual-Band Mini Development Board 240MHz ESP32-C5-MINI-1 ESP32 C3 Raspberry Pi Pico Basics User Guide UART To WiFi ESP32 C3 LCD Development Board 1.3 inch Display Screen ST7789 240x240 3D Transparent Refractive Prism Mini TV For Arduino user guide 2.8inch Round LCD USB Monitor Computer Monitor Display Screen USB Type C Secondary Screen PC CPU GPU

ESP32-C3-1.28-inch-Push-Knob User Guide

1. Introduction

1.1 Features

Brief Info:

System

Display

Other

1.2 Appearance picture

2. Product information

2.1 Interface Description

2.2 Display Information

2.3 Voltage & Current

2.4 Reliability Test

3. MECHANICAL DRAWING

4. Schematic

5.1 Arduino relevant information

5.2 IDF relevant information

5.3 PDF relevant information

5.4 Source code reference

6.Support

ESP32 Development Board C3 1.28 inch Round Rotary LCD Smart Screen 1.28inch Knob Display 240x240 LVGL for Arduino

[Tutorial Navigation]

ESP32-C3-1.28-inch-Push-Knob User Guide

1. Introduction

1.1 Features

Brief Info:

System

Display

Other

1.2 Appearance picture

2. Product information

2.1 Interface Description

2.2 Display Information

2.3 Voltage & Current

2.4 Reliability Test

2.5 Related software

3. MECHANICAL DRAWING

4. Schematic

5. Related downloads

5.1 Arduino relevant information

5.2 IDF relevant information

5.3 PDF relevant information

5.4 Source code reference

6.Support

ESP32 Development Board C3 1.28 inch Round Rotary LCD Smart Screen 1.28inch Knob Display 240x240 LVGL for Arduino

[Tutorial Navigation]