Elecrow CrowPanel Advance 2.8" Meshtastic HMI Display

$ 27.30 USD

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SKU:123004048

Out of stock — Available on backorder

Also available: CrowPanel Advance 2.4" Meshtastic HMI Display and CrowPanel Advance 3.5" Meshtastic HMI Display .

The CrowPanel Advance 2.8” HMI AI Display for Meshtastic is a powerful and compact intelligent display designed for advanced IoT and embedded applications. As part of the CrowPanel Advance Series, this version integrates the SX1262 LoRa module, enabling seamless connectivity to the Meshtastic mesh network for reliable off-grid communication.

Powered by the ESP32-S3 processor, featuring a dual-core Xtensa LX7 CPU running up to 240MHz, along with 512KB SRAM, 8MB PSRAM, and 16MB Flash, the display delivers strong processing performance for complex applications.

The 2.8-inch IPS display (320×240 resolution) offers a 178° wide viewing angle and responsive capacitive touch, ensuring a smooth and intuitive user experience.

A key highlight is its integrated AI functionality, supporting voice interaction through a microphone and speaker interface. Users can perform voice recognition and speech synthesis, enabling seamless interaction with smart assistants.

With support for Arduino IDE, Espressif IDF, PlatformIO, and compatibility with the LVGL graphics library, developers can easily build customized UI applications. Combined with flexible wireless expansion and rich interfaces, this display is ideal for modern smart systems and HMI solutions.

Key Features

Meshtastic-Enabled Communication
- Built-in SX1262 LoRa module
- Direct access to Meshtastic mesh networks
- Enables off-grid messaging and device connectivity
High-Performance ESP32-S3 Platform
- Dual-core Xtensa LX7 processor up to 240MHz
- 512KB SRAM + 8MB PSRAM + 16MB Flash
- Optimized for IoT, AI, and embedded applications
AI Voice Interaction
- Supports microphone and speaker interface
- Enables voice recognition and speech synthesis
- Seamless interaction with smart assistants
Immersive Display Experience
- 2.8-inch IPS display (320×240 resolution)
- 178° wide viewing angle
- Smooth and responsive capacitive touch
Flexible Wireless Expansion
- Replaceable wireless module design
- Supports multiple protocols:
  - LoRa
  - Zigbee
  - nRF24L01
  - Matter
  - Thread
  - Wi-Fi 6
Developer-Friendly Ecosystem
- Supports Arduino IDE, Espressif IDF, PlatformIO
- Compatible with LVGL graphics library
- Supports C++ development
- Built-in demo UI and examples
Easy UI Design
- Works with SquareLine Studio
- Simplifies UI creation and prototyping
- Enables fast development cycles
Optimized Hardware Design
- Compact and integrated structure
- Vertical interface layout for embedded applications
- Low power consumption
Sensor Ecosystem
- Compatible with 150+ Crowtail sensors
- Expandable for various IoT applications

Applications

Industrial Automation
Smart City Solutions
Smart Home & Home Automation
Medical Equipment Interfaces
Agricultural Technology
Environmental Monitoring
Energy Management Systems
Logistics & Warehousing
Retail & Hospitality
Education & Research

Technical Specifications

Category	Specification
Main Chip (ESP32-S3-WROOM-1-N16R8)
CPU/SoC	Xtensa 32-bit LX7 dual-core processor, up to 240MHz
System Memory	512KB SRAM, 8MB PSRAM
Flash / ROM	16MB Flash, 384KB ROM
Development Language	C/C++
Development Environment	ESP-IDF, Arduino IDE, LVGL, PlatformIO
Display
Size	2.8 inch
Driver IC	ST7789
Resolution	320 × 240
Panel Type	IPS Panel
Touch Panel	Capacitive Single Touch
Viewing Angle	178°
Brightness	400 cd/m² (Typical)
Color Depth	16-bit
Wireless Communication (Onboard Antenna)
Wi-Fi	2.4GHz, 802.11 a/b/g/n
Bluetooth	Bluetooth 5.0 and BLE
LoRa	Supported via SX1262 module
Interface & Functions
Interfaces	USB port, UART, I2C, SD card slot, battery socket, speaker port, microphone, buzzer
Functions	RTC clock, audio amplifier, volume control, battery charge management, USB to UART
Buttons & Indicators
Reset Button	Yes, press to reset device
Boot Button	Press and hold to enter programming mode
PWR	Power indicator
CHG	Battery charging status indicator
Power
Input	5V / 2A via USB or UART terminal
Environment
Operating Temperature	-20°C to 70°C
Storage Temperature	-30°C to 80°C
Mechanical
Installation Method	Back hanging, fixed hole
Dimensions	85.4 × 58.5 × 15.5 mm
SX1262 LoRa Module (Pin Definition)
Interface	DIO1, DIO2, DIO3 (GPIO) SCK, MISO, MOSI (SPI) NSS (Chip Select) BUSY (Status) NRESET (Reset) 3V3, GND
Antenna Performance
Gain	3.5 dBi
VSWR	≤ 1.9
Impedance	50 Ω
Polarization	Vertical
Lightning Protection	DC Ground
Antenna Mechanical Specification
Wire Spec	RF1.13
Wire Length	10 cm
Connector Type	IPEX-1
Weight	0.01 kg
Operating Temperature	-40°C to 85°C
Display Pin Definition
SPK	Audio output (PH2.0-2P)
PWR	Power LED
RST	Reset button
BOOT	Boot configuration
UART0-OUT	Serial communication output (HY2.0-4P)
UART0-IN	Serial communication input (XH2.54-4P)
I2C-OUT	Peripheral communication (HY2.0-4P)
BAT	Battery connection (PH2.0-2P)