mini2440 manual

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1. Overview
1.1 Description
The MINI2440 is a single board computer based on Samsung S3C2440 microprocessor.


1.1.1 Topview of Board

1.1.2 Hardware Features
CPU
- Samsung S3C2440A
，
400MHz
，
Max. 533Mhz

SDRAM
- 64M SDRAM
- 32bit DataBus
- SDRAM Clock 100MHz

Flash
- 64M or 128M Nand Flash,
- 2M Nor Flash,BIOS installed

LCD
- 4 wire resistive touch screen interface
- Up to 4096 color STN,3.5 inches to12.1 inches, up to 1024x768 pixels
- Up to 64K color TFT,3.5 inches to 12.1 inches, up to1024x768 pixels

Interface and Resource
- 1 10/100M Ethernet RJ-45(DM9000)
- 3 Serial Port
- 1 USB Host
- 1 USB Slave Type B
- 1 SD Card Interface
- 1 Stereo Audio out
，
1 Micro In
；

- 1 20-Pin JTAG
- 4 USER LEDs
- 6 USER buttons
- 1 PWM Beeper
- 1 POT can be used for A/D converter adjust
- 1 AT24C08 for I2C test
- 1 20-Pin Camera Interface
- 1 Battery for RTC
- Power In(5V), with switch and lamp

Oscillator Frequency
- 12MHz

RTC
- Internal

Expand Interface
- 1 34-Pin 2.0mm GPIO
- 1 40-Pin 2.0mm System Bus

Dimension
- 100 x 100(mm)

OS Support
- Linux 2.6
- Android
- WinCE 5 and 6



For Nand Flash Boot, 4k Bytes BootSram mapped to nGCS0 space
For Nor Flash Boot, Nor Flash mapped to nGCS0 space
SDRAM address space: 0x30000000-0x34000000
1.2.2 Jumpers
MINI2440 has 1 Jumper, J2:
(1) J2 Power voltage selection for LCD module
3,5“ LCD 5V→
7,0“ LCD 5V→

1.2 Hardware Resource
1.2.1 Memory Map and Chip Selection
S3C2440 support 2 boot mode: Nand Flash boot and Nor Falsh boot. Memory map and chip
selection is different based on different boot mode:
1.2.3 Interfaces

1.3 Linux Features
Version
- Linux 2.6
File system
- yaffs
- cramfs
- Ext2
- Fat32
- NFS
Basic driver(with source code)
- 3 serial driver
- DM9000 driver
- Audio driver
- RTC driver
- LED driver
- USB Host driver
- LCD driver
- Touch screen driver
- USB camera
- USB mouse, keyboard, U-disk, mobile-disk
- SD Card driver
Linux Application
- busybox1.2.0
- Telnet
、
Ftp
、
inetd
- boa(web server)
- madplay
- snapshot
- ishow
- ifconfig
、
ping
、
route
Embedded GUI(with source code)
- Qt/Embedded
1.4 Windows CE Features
Version
- WindowsCE.net 5.0
Features
- DM9000 driver(source code)
- USB keyboard
、
USB mouse
、
USB disk
、
mobile hard disk
- 3 serial port COM driver
- USB ActiveSync
- Audio driver
- SD driver
- Real time clock
- Registry saving
- Flash save when power lost
- Screen rotating
Default features(Simplify Chinese)
- XP style interface
- Windows Media Player 9.0(mp3, mpeg2, mpeg4, wmv, wav)
- Super Player
- Photo viewer, Note Pad
- IE6
- ftp,telnet,httpd server
- COM debugger
2. How to use MINI2440
Linux images were loaded before shipment (supervivi
、
zImage_n35
、
root_default.img)
，
Note the
procedures below will be run under Windows
。

2.1 Hardware Setup
2.1.1 Boot Mode
Boot mode can be selected by S2, according words on silk screen
：

S2 connect to Nor Flash side
，
system will boot from Nor Flash
；

S2 connect to Nand Flash side
，
system will boot from Nand Flash
。


BIOS which pre-loaded in Nor Flash and Nand Flash are the same in shipment. By default, S2 had
been connected to Nand Flash.
2.1.2 External connection
1. Connect serial port 0 to PC COM port by a dummy modem cable
2. Connect Ethernet port to PC by a cross cable
3. Connect DC 5V power adapter to power supply in
4. Connect your phone set to stereo out(Green)
5. Connect your LCD module to LCD connector
6. Connect with PC by a USB cable
2.1.3 Hypterminal Setup

2.2 BIOS Function
2.2.1 Enter BIOS
Supervivi had been pre-loaded in Nor Flash before shipment. Set S2 to Nor Flash can enter BIOS
main menu after power on:


About supervivi:
Supervivi is a bootloader based on Samsung open source vivi. It can be used as a tool to download
and burn OS image to the flash on board. It can also be used to for parameters configuration.
Supervivi download OS image file from PC by USB port.

Supervivi can be installed in either Nor Flash or Nand Flash. When Supervivi is booting from Nand
Flash, user can hold down space bar in Hypterminal when board booting, to force supervivi enter
main menu. Or supervivi will directly boot OS image by default.

Supervivi also has a Download&Run feature which can run user image directly. There is a sample
code 2440test on CD-ROM for this kind application.
2.2.2 Install USB Driver
DNW USB driver for windows is located on CD-ROM \windows tool\usb. Install this driver when
board connected to PC first time. Open DNW, “usb:ok” will indicated on DNW title bar if USB
connection successfully:


USB device list on PC after driver installation