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1 EMA40i Introduction
1.1 Summary
EMA40i is a single board computer featuring an Allwinner A40i Processor, comes with 1GB DDR3
RAM, 8GB eMMC, and other rich interfaces specifically designed for intelligent industrial control
applications such as industrial control, communications and measurement.
EMA40i provides a standard Gigabit Ethernet port and a 10-pin Extra GbE port. Supports HDMI 1.4,
RGB, MIPI DSI and dual-LVDS
output.
The SBC is equipped with a microSD slot and a M.2 slot with
NAME SSD support. A mini-PCIe slot supports 4G module and is accompanied by a Nano-SIM slot.
Other features include 2x dual-USB 2.0 host ports, USB2.0 OTG, RS232 DB9 port, 4x 4-pin headers
for RS232, UART(TTL) and USB host.
EMA40i is equipped with WiFi 802.11ac and Bluetooth 4.0, as well as optional support for GPS, 4G
LTE connectivity.
1.2 A40i Features
⚫
CPU
Quad-core ARM Cortex-A7 CPU Architecture, the most power efficient CPU core ARM’s ever
developed.
⚫
GPU
Mali400 MP2
⚫
Video Engine
Supports mainstream high-definition video decoding including H.264, H.263, MPEG1/2/4, xvid,
Sorenson Spark, VP6/8, AVS/AVS+, WMV7, WMV8 by 1080p@60fps. In the aspect of video
encoding, the A40i supports 1080p@45fps H.264 encoding ability.
⚫
Camera
Supports dual COMS sensor parallel interfaces and 4-channel TVIN, which can easily finish multi
channel video recording.
⚫
Display
Content can be display on 4-lane MIPI DSI display, or RGB panel, or LVDS panel. TV-out on HDMI
V1.4 is also supported.
⚫
Audio
Integrated audio codec with 24 bit/192kHz DAC playback, and supports I2S/PCM interface for
Connecting to an external audio codec. I2C/PCM interface includes eight channels of TDM with
sampling precision up to 32 bit/192kHz.
⚫
Memory
Supports external memory interface to NAND Flash, SD/EMMC, Nor Flash and SDRAM port.
SDRAM. port can be configured to support LPDDR2, LPDDR3, DDR2, DDR3, and DDR3L.