Category: Embedded Programming
ATMEL SAM9G45 ARM9 Board
The ATMEL SAM9G45 Board produced by Embest is a full-featured evaluation board based on the ATMEL' new processor – AT91SAM9G45 which runs at up to 400MHz, with 128 Mbytes DDR2 memory and 256 Mbytes SLC NAND Flash. The board provides a wide range of peripherals, including a high-speed USB host/device port, an Ethernet 10/100 interface, two high-speed SD/MMC slots and a QVGA 320x240 LCD panel with Resistive touch screen. In addition, the board supports Linux, WinCE and Android OS and offers plenty of example applications under these three OS, makes engineers easy to develop their project based on this AT91SAM9G45 processor.
Hardware Features
Support Linux2.6 and WinCE6.0 OS, with free relevant board support packages (BSPs)
Includes one 4.3" QVGA 480x272 LCD panel with Resistive touch screen
CPU: Atmel AT91SAM9G45 (ARM926EJ-S Core), 400MHz
On-chip memory: 64KB ROM & 64KB SRAM
External memory: 256MBNandFlash, 2MB NorFlash, 4MB DataFlash & two 64MB DDR2 SDRAM
Four UART interfaces
One high-speed USB Host Port
One high-speed Host Device Port
One JTAG Debug Interface
One 10/100 Ethernet interface
One SD/MMC card interface
One Micro SD card interface
One IIS Audio output port
One IIS Audio input port
Two User buttons
One Wake-up button
One Reset button
One User LED
One Power LED
60 I/O Pins User Extention Interface
Power: 5VDC from connector, with back-up battery on board
Working temperature: -10 to 70 Deg C
Dimension: 120 x 90 mm
Software Features
There are plenty of software examples provided for you to test and debug this ATMEL SAM9G45 ARM9 board, all in source code. These software examples (as follows) can be debugged under the popular Keil MDK (Microcontroller Development Kit) environments and help with your design and development.
NO. Example Programs
1 WinCE6.0 OS Mapping, and the FirstBoot and Eboot set up from NandFlash
2 Linux2.6.30 source code and mapping, and the UBoot set up from NandFlash
3 Audio output test program
4 NandFlash read/write test program
5 NorFlash read/write test program
6 DDR2 SDRAM read/write test program
7 DataFlash read/write test program
8 EEPROM read/write test program
9 RTT Realtime timer test program
10 RTC Realtime timer test program
11 TWI Test program
12 DMA transfer test program
13 DBGU Serial interface communication test program
14 Ethernet test program
15 USB test program
16 Micro SD Card Read/Write test program
17 SD/MMC Card Read/Write test program
WinCE6.0 Software Resource
WinCE6.0 BSP Software Resource
Category
Function
Description
Bootloader
FirstBoot
Use to boot Eboot, provide source code and FIRSTBOOT.nb0 image
Eboot
Provide source code and Eboot.nb0 image
Eboot’ function include:
1.Ethernet download: Set Mac address, static IP or dynamic IP through DHCP, and you can download WinCE kernel through Ethernet download
2.Format NandFlash
3.Set boot delay time
4.Set WinCE image address in NandFlash, and run address of the RAM, and image’s size
Driver programs
Display
LCD driver, ★ provide source code
EEPROM
EEPROM memory driver, ★ provide source code
EMACB
Ethernet driver, ★ provide source code
I2C
I2C driver ★ provide source code
KeyPad
Button driver, support external matrix keyboard, ★ provide source code
NandFlash
NandFlash driver, ★ provide source code
SDHC
Micro SD driver, ★ provide source code
Serial
Serial port driver, ★ provide source code
Touchscreen
Touchscreen driver, ★ provide source code
USB Host
USB Host driver, support EHCI and OHCI modes, ★ provide source code
WAVEDEV
Audio driver, support WM8731, use I2C to transfer command, and use TWI to transfer data, ★ provide source code
Application
The application WinCE brings
The functions which are included in WinCE:
1.Touchscreen calibration
2.Internet Explorer
3.Windows Media Player, support mp3, WMV files
4.Picture viewer, support the format of bmp, gif, jpg, png files
5.Internal input keyboard
The synchronization software in PC
Microsoft Activesync
This software is used to communicate between PC and WinCE. After build synchronization, you can transfer data from device to PC, or from PC to device through USB line. And you can also do remote debug using this software
The download tools in PC
HyperTerminal
Serial port debug tool
SAM-BA1.13+USB
SAM-BA download Eboot and Wince image to the NandFlash of the board through USB line
Linux2.6.30 Software Resource
Linux2.6.30 Software Resource
Category
Function
Description
Bootloader
AT91Bootstrap
Use to boot Uboot, ★ provide source code
Uboot
Version: UBoot1.3.4
Function:
1.Support to erase, read and write NandFlash
2.Support to download images through Ethernet
3.Support to set and save environment parameters
4.Support to display or modify the memory data
5.Support to set bootm and bootargs
★ provide source code
Kernel and device driver
Kernel
Kernel version: Linux-2.6.30
System clock
System master frequency: 400MHz
Display
Support many kinds of the LCD size, can set resolution ratio
★ provide source code
Touchscreen
Touchscreen driver, ★ provide source code
DM9000
DM9000 Ethernet driver, ★ provide source code
HSMMC
SD/MMC/SDIO driver, ★ provide source code
IIC
I2C driver, ★ provide source code
SPI
SPI driver, ★ provide source code
NANDFLASH
NandFlash driver, ★ provide source code
SERIAL
Serial port driver
★ provide source code
WAVEDEV
Audio driver, support AC97, the default driver is IIS (WM8731)
★ provide source code
USB Host
USB Host driver, support USB keyboard, mouse, flash disk and so on
★ provide source code
DMA
DMA driver, ★ provide source code
GPIO
LED and button driver, ★ provide source code
File system
Jffs2 file system
Support jffs2 file system
Cross-compiler
arm-none-linux-gnueabi
Cross tool chain, ★ provide source code
GUI
angstrom
The functions of the GUI:
1. View picture
2.MPlayer, support to play mp3, wmv, avi
3.Calendar, Clock, Calculator日历、时钟、计算器
4.File manager
5.Terminal
6.Serveral games
7.Touchscreen calibration program
The download tools in PC
HyperTerminal
Serial port debug tool
SAM-BA1.13+USB
SAM-BA download Bootloader and Wince image to the NandFlash of the board through USB line
Application
Industrial and building control
HVAC
POS terminals
Alarm systems
Printers
Medical Appliances
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