The Allwinner A40i-EK204 is a rugged, industrial-grade motherboard featuring the powerful Allwinner A40i Quad-Core Cortex-A7 processor. Designed for harsh environments, it supports a wide temperature range and multiple I/O interfaces, ideal for industrial control, smart terminals, and HMI panels.
Key Features
-
Processor: Allwinner A40i, Quad-Core Cortex-A7, up to 1.2GHz
-
Memory: 1GB/2GB DDR3L RAM
-
Storage: 8GB/16GB eMMC
-
Operating Temperature: -40°C to 85°C (Industrial Grade)
-
Operating Systems: Linux, Android
-
Power Input: 5V DC regulated
Specifications
| Category | Description |
|---|---|
| Ethernet | 1 x 10/100Mbps (RJ45) |
| UART | 4 channels (1 debug, 1 RS232, 2 RS485, pin headers) |
| 4G Module | 1 x PCIe interface output |
| SIM Card | 1 x slot |
| GPIO | Multiple outputs, pin headers |
| TF Card Slot | 1 x slot |
| USB 2.0 | 2 x ports |
| Power Input | 5V DC regulated |
| HDMI Port | 1 x port |
| LVDS Display | 1 x port, FPC connector output |
| MIPI_TX Display | 1 x port, FPC connector output |
| RGB Display | 1 x port, FPC connector output |
| LED Indicators | 1 x port |
| WiFi & BT | 1 x USB module supported |
| Micro USB | 1 x port, burning interface |
| SATA Interface | 1 x port |
| Camera Interface | 1 x DVP input, 8-bit YUV422 CMOS sensor, up to 1080p |
| Audio | 1 x PHONE, 1 x MIC, 1 x SPEAKER output |
| Buttons | Reset button, download button, recovery button, user-defined keys (5) |
| RTC | 1 x real-time clock (external battery support) |
| I2C/SPI/ADC | 1 x each, via pin headers |
Applications
-
Industrial Automation and Control
-
Human-Machine Interface (HMI) Systems
-
Smart Terminals and Vending Machines
-
Digital Signage and Advertising Displays
-
Embedded IoT Devices
-
Interactive Educational Equipment