1. 1 XSBase255

2. 2 Agenda Intel XScale Processor XScale PXA255 Embedded platform Embedded OS Application of Embedded System

3. 3 Agenda Intel XScale Processor XScale PXA255 Embedded platform Embedded OS Application of Embedded System

4. 4 Intel PXA255 Processor Features ARM* Architecture Version 5TE ISA compliant. — ARM* Thumb Instruction Support — ARM* DSP Enhanced Instructions Low power consumption and high performance Intel® Media Processing Technology — Enhanced 16-bit Multiply — 40-bit Accumulator 32-KByte Instruction Cache 32-KByte Data Cache Instruction and Data Memory Management Units Branch Target Buffer Debug Capability via JTAG Port

5. 5 PXA255 Block Diagram

6. 6 LCD Controller Supports DSTN or TFT Display sizes up to 1024x1024 pixels, recommended maximum of 640x480x16- bit/pixel up to 65536 colors

7. 7 Memory Interface 100 MHz SDRAM at 3.3 V --supports four 16 and 32 bit wide SDRAM partitions --Each partition is allocated 64 Mbytes 100 MHz SDRAM at 2.5 V SRAM Flash PCMCIA expansion memory Compact Flash

8. 8 Clock Manager

9. 9 AC’97 supports the AC’97 revision 2.0. Independent channels for stereo Pulse Code Modulated (PCM) In, Stereo PCM Out and and mono mic-in. support only 16-bit samples in hardware. sampling frequency of 48 kHz.

10. 10 MultiMediaCard Controller The System Specification Version 2.1 Data transfer rates up to 20 Mbps

11. 11 Low Power consumption Less than 500 mW Typical Internal Dissipation Supply Voltage may be Reduced to 1.00 V Low Power/Sleep Modes

12. 12 Agenda Intel XScale Processor XScale PXA255 Embedded platform Embedded OS Application of Embedded System

13. 13 Platform PXA255 400MHz 32Mflash 120pin Expension Area 64MSDRAM LCD Pcmcia interface USB Ethernet IrDA CF interface RTC Audio in/out RS- 232 8 Keys LED Pow er On/ off JTAG interface Touch Pannel Reset MMC

14. 14 Architecture

15. 15 Option Modules FPGA Module IDE Module PCMCIA Card Module GSM/GPRS/GPS Module Bluetooth Module CF Module

16. 16 Bluetooth Bluetooth Spec. v1.1 Support Piconet, up to 7 Slaves Full Speed Bluetooth, 723K/57.6Kbps USB 1.1 and UART Host Interface Low Voltage Power Supply, 2.7V to 3.6V Built-in 8Mbit Flash Memory

17. 17 Bluetooth Applications PCs, PDAs Computer Accessories (CF Cards, USB Dongles PCMCIA, RS232 Adaptors, etc.) Mouse, Keyboard, Joysticks Cordless Phone FAX, Printer Adaptors Digital Camera

18. 18 GSM Module

19. 19 GSM/GPRS Module

20. 20 GSM/GPRS Module MC35i 是 Siemens 公司推出的新一代無線通信 GSM 模組， 可以快速安全可靠地實現系統方案中的資料、語音傳輸、 短訊息服務 (Short Message Service) 和傳真。模組的工作 電壓為 3.3 － 5.5V ，可以工作在 900MHz 和 1800MHz 兩個 頻段，所在頻段功耗分別為 2W （ 900M ）和 1W （ 1800M ）。 MC35i 模組主要由 GSM 基帶處理器、 GSM 射頻模組、供 電模組 (ASIC) 、快閃記憶體、 ZIF 連接器、天線介面六部 分組成。作為 MC35i 的核心，基帶處理器主要處理 GSM 終 端內的語音、資料信號，並涵蓋了蜂窩射頻設備中的所有 的類比和數位功能。在不需要額外硬體電路的前提下，可 支援 FR 、 HR 和 EFR 語音通道編碼。

21. 21 GSM SIEMENS 電話 AT 命令集 ATA 接電話 ATH 掛斷電話 ATD13798463411 ； 撥打電話 AT+CLIP=1 開啟來電顯示功能 SIEMENS 短消息 AT 命令集 AT+CNMI=3,1 新消息提示 AT+CMGL=”ALL” 查看所有短消息內容 AT+CMGF=1 選擇訊息格式（ 0 為 PDU 格式， 1 為 TEXT 格式） AT+CMGS=13798463411 發送訊息（發送訊息時同時按 Ctrl+Z ）

22. 22 Agenda Intel XScale Processor XScale PXA255 Embedded platform Embedded OS Application of Embedded System

23. 23 Embedded OS Linux MiniGUI 、 MicroWindows 、 Tiny X and Qt/Embedded etc. Microsoft WinCE

24. 24 Embedded OS Tiny-X Tiny-X 是 Kdriver Tiny X server 縮寫，它的 目的是在小容量記憶體下運作 X86 CPU 上的 Tiny-X Server 接近 1MB 。 Xfree86 4.2.0 ftp://ftp.xfree86.org/pub.Xfree86

25. 25 Embedded OS Microsoft WinCE 4.2

26. 26 Application of XScale Processor PDA SmartPhone GPS/GIS Handheld and Handset Components

27. 27 web reference http://www.delphiresearch.comLocal Service Provider http://www.embeddedlinuxjournal.comEmbedded Magazineww.embeddedlinuxjournal.com http://www.embedded-linux.orgEmbedded Trade Associationwww.embedded-linux.org http://www.ibm.comTool Developerwww.ibm.com http://www.lineo.comDistributionwww.lineo.com http://www.linux.orgLinux Associationwww.linux.org http://www.linuxdevices.comEmbedded Magazinewww.linuxdevices.com http://www.lynuxworks.comDistribution http://www.lynuxworks.com http://www.microcross.comTool Developerwww.microcross.com http://www.mvista.comDistributionwww.mvista.com http://www.oncoresystems.comRTOSwww.oncoresystems.com http://www.redhat.comService Providerwww.redhat.com http://www.sleepycat.comEmbedded Databasewww.sleepycat.com http://www.trolltech.comTool Developerwww.trolltech.com http://www.nsa.gov/selinuxSecure Linux from NSA http://www.nsa.gov/selinux

28. 28 THE END