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LinuxWorld: on PDA reference platforms from IBM and AMD

Here’s a summary of information and photos from LinuxWorld about basic PDA developments on IBM and AMD processors.

IBM Linux/Java PDA reference design – e-LAP (embedded Linux application platform). The detailed specifications:

  • CPU: 0.18-micron 32-bit IBM PowerPC 405LP (RISC) with dynamically adjusted 152 to 380 MHz clock, with integrated interfaces for SDRAM/RAM/ROM/Flash, DMA and interrupts, power management, LCD (from 1/4 VGA to XGA), sensor screen, two serial 16550 ports, IIC
  • 32Mb SDRAM, 32Mb Flash (NOR) memory
  • 64Mb M-Systems DiskOnChip Flash storage
  • 4" 240x320 LCD
  • Security chip: TCPA
  • Built-in stereo system, audio in/out
  • Built-in power supply
  • Built-in mic for speech recognition
  • SDIO slot
  • USB 1.1, 10/100 Ethernet, serial, 8/16-bit PCMCIA interfaces
  • Navigational mini-joystick
  • 4 programmable buttons
  • Li-Ion, 1700 mAh battery
  • Bluetooth 1.1 through Toshiba SDIO
  • Programmable Xilinx XCR3128XL FPGA: 128 macrocells, 3000 positions
  • Flash reprogramming port
  • Reference software platform: MontaVista Linux Consumer Electronics Edition, Trolltech Qt/Embedded and Qtopia PDA kits, Opera browser, IBM WebSphere SDK

AMD OpenPDA reference design for PDAs and smartphones:

  • CPU: AMD Alchemy Au1100, MIPS32 architecture, 333/400/500MHz clocks, 16Kb instruction cache and 16Kb data cache, integrated controllers, including 10/100 Ethernet MAC, USB, UART ơ 3, IrDA, AC’97, I2S, 2 ơ SSI, 2 ơ Secure Digital, PCMCIA, LCD (up to 2 color LCD panels, STN and TFT, up to 1024x1024x16bit), PC100 SDRAM, SRAM/Flash EPROM
  • CPU energy consumption: 333MHz — >200mW, 400MHz — >250mW, 500MHz — >500mW
  • 32Mb SDRAM, 32Mb Flash memory
  • Software platform: Linux (Metrowerks), Trolltech AS Qtopia UI, integrated Java Virtual Machine from Insignia Solutions, Opera browser

Source: PC Watch

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