ESP32-S31 1.8 inch KNOB display

ESP32-S31 1.8 inch KNOB display - A Compact Rotary Control Module for Interactive Displays

Looking for a display solution that saves space yet still offers rich interactive control? This rotary knob module is built precisely for that balance.

HARDWARE AT A GLANCE

The module is powered by the ESP32-S31NRV16 chip, giving your projects strong processing headroom. Its core is a 360x360 IPS panel with responsive capacitive touch, complemented by a physical rotary knob for precise, intuitive operation.

It suits smart home appliances, handheld devices, and creative tech gadgets alike - an all-in-one compact package.

 

What Stands Out

- Crisp Visuals - 360x360 IPS screen with multi-point capacitive touch.
- Solid Wireless - Wi-Fi 6 and Classic Bluetooth for stable, low-latency communication.
- Integrated Core - ESP32-S31NRV16 chip for reliable, efficient multitasking.
- Dual Interaction - Physical rotating knob plus touch input.
- Wide Flexibility - Abundant development options and open-ended customization.

If you need a versatile ESP32-S31 1.8 inch KNOB display, this module is ready to use out of the box - stable networking, rich multimedia, and adaptable UI possibilities in one sleek design.

Technical Specifications

Parameter	Specification
Brand	GUITION
Model	JC3636F118C_I_YR1
Display Type	IPS TFT
Driver Chip	ST77916
MCU	ESP32-S31NRV16
Resolution	360×360 pixels
Effective Display Area	45.68×45.68 mm
Module Size	66×66×22 mm
Viewing Angle	>60°
Touch Type	CST816 Capacitive Touch
Operation Mode	Knob Display
Working Voltage	5V
Power Consumption	Approximately 1.3W
Memory	520KB SRAM, 16MB PSRAM, 320KB ROM, 16MB Flash
Connectivity	Wi-Fi 6 、 Classic Bluetooth
Additional Features	TF Card Interface, Dual Microphones, Speaker Driver, Battery Support

Why This Smart Display Platform

User experience drives the design. The module ships ready to run, powered by a dual-core ESP32-S31NRV16 processor at 320MHz for smooth, lag-free performance. Setup is simple: it supports Arduino IDE, ESP-IDF, MicroPython, and the exclusive GUITION software.

You can start building right away. A rich widget library lets you add functionality with a few clicks - drag and drop UI components exactly where you want them. Cross-platform online debugging saves development time.

 

Key Advantages

Multimedia & Entertainment
- Real-time audio spectrum analyzer for visual feedback.
- Bluetooth music playback with integrated volume control.
- Digital photo frame for favorite memories.
- Smooth MJPEG video playback.

Smart Interactive Features
- Rotary knob for precise, intuitive control.
- Built-in vibration motor for haptic feedback.
- Dual microphones for clear voice input and audio capture.
- Three anime-themed clock interfaces.
- Capacitive touchscreen for accurate input.
- Battery-ready design for portable use cases.

Developer-Friendly Architecture
- Streamlined secondary development process.
- Multiple programming modes: Arduino, ESP-IDF, and GUITION.
- OTA remote upgrade capability for user projects.
- Multi-language support via UTF-8 encoding.
- Comprehensive online documentation.

 

Where It Fits

The adaptable ESP32-S31 1.8 inch KNOB display works across many scenarios:

- Consumer Electronics - Smart home controllers, desktop monitors, portable media players, creative gadgets.
- Industrial Hardware - 3D printer interfaces, instrument panels, handheld testing devices, automation controls.
- Medical & Healthcare - Medical equipment interfaces, massage device controls, health monitoring screens.
- Automotive - Vehicle instrument clusters, EV charging pile displays, dashboard accessories.
- Audio & Entertainment - Spectrum analyzers, Bluetooth speakers, audio gear controls, music players.
- IoT Devices - Smart home hubs, sensor monitors, environmental displays, connected accessories.

Core Specifications

- Processing - ESP32-S31NRV16 dual-core MCU for demanding tasks.
- Connectivity - Built-in Wi-Fi 6 and Classic Bluetooth for seamless wireless communication.
- Display - IPS TFT panel with wide viewing angles and vibrant colors.
- Development - Multiple programming environments to match your expertise.
- Integration - Onboard dual microphones, speaker driver, and TF card slot reduce external components.
- Memory & Storage - 16MB onboard Flash plus a TF card slot supporting up to 512MB MicroSD cards for custom applications and media files.

About  Jingcai

Shenzhen Jingcai Intelligent Co., Ltd. focuses on human-computer interactive display solutions, specializing in USART-hmi display modules from 1.28" to 21.5". Deep industry experience means products designed by experts who understand your needs.

The GUITION software platform simplifies interface creation - no extensive programming knowledge required to build professional-looking UIs. Beyond hardware, professional R&D and support teams provide comprehensive assistance, including customization of structural design, UI, software, and hardware to your requirements.

Quality Assurance

We maintain strict quality control throughout the production process. Each module undergoes rigorous testing before shipment, ensuring you receive reliable products that perform consistently.

We stand behind our products with responsive technical support. When you have questions, our team provides prompt and helpful answers. We are fully invested in your success.

Contact Us

Ready to elevate your next project? For product inquiries, technical support, or custom solutions:

Email: david@guition.com

Our experts respond quickly with the information you need - whether you are ordering your first module or need development assistance. Let's create something amazing together.

Shenzhen Jingcai Intelligent Co., Ltd. - Your trusted partner for smart display solutions.