Chinese manufacturer A7 embedd Linux blutooth module 3G board with WIFI circuit board

Hardware Resources

Core board

CPU

Freescale i.MX 6UL-3 CPU, ARM Cortex A7 core, basic frequency reaches 528MHZ

RAM

One DDR3 SDRAM, standard: 256MB, can expand to 512MB

Flash

4GB EMMC flash

System Power

Single 5V power input, outputs all voltage core board needs

baseboard

Communication

Interface

9-ch RS232: 1-ch is debug UART, 2-ch 5 wire UART, 6-ch 3 wire UART

6-ch USB2.0 HOST, 1–ch high speed USB OTG

2-ch industrial 10/100Mbps Ethernet, standard RJ45 port,

with ACTLINK indicator

1-ch minipcie port, with SIM card slot, 3G/4G could be external modules

2-ch CANBUS port, with isolation, completely support CAN2.0A and CAN2.0B protocol

1-ch RS485 BUS port, with isolation

16-ch GPIO

8-ch 12bit ADC

Display

18 BIT TFT-LCD, the highest resolution ratio: 1366 * 768

VGA, could connect general display

LVDS, single channel LVDS LCD could be externally connected

Audio

McASP audio interface, stereo output, MIC audio input

Input

4 wire resistive touch screen

Capacitive touch screen port

Memory nterface

1-ch SD card port

Other Equipment

Starting dial switch,Reset circuit,Waatchdog,RTC,Buzzer

Power Input

+12V supply power, could support +4.75V~+28V wide range voltage power supply

 CD data

Components Manual

Data manual of components used in development board

Virtual Machine

VMware-workstation-full-9.0.2-1031769

Ubuntu

ubuntu-12.04-desktop-i386.iso

Cross-compiler

gcc-linaro-arm-linux-gnueabihf-4.8-2013.10_linux.tar.bz2

Tools Terminal

General terminal debug tools

Source Code

Bootloader,kernel,fs source code

Test Program

Interface application demo test program and test program source code

Image File

OS image file

User Manual

Development board user guiding manual

Schematic Diagram

Development board baseboard PDF schematic diagram

PCB Library

Baseboard PCB library

Structure Size

Picture

Core board and baseboard structure size picture

Electrical Characteristics

Structure and Size

Core Board

55mm*46mm

Baseboard

182mm*145mm

PCB specification

Core Board

6-layer board high precision zedoary craft

baseboard

4-layer board high precision zedoary craft

Mainboard Power Consumption

≤2W

Operation Temperature

-20℃ ~ +70℃(Could be upgraded to industrial level temperature based on the customers’ requirement of customization)

Relative Humidity

5% ~95%, Non-Condensing