User manual

Introduction
Issue E 9
ZEUS features
Microprocessor
• PXA270 312/416/520MHz processor (520MHz fitted as standard).
Cache
• 32K data cache, 32K instruction cache, 2K mini data cache.
System memory
Fixed on-board memory:
- 64/128/256 MB SDRAM (32-bit wide SDRAM data bus).
Flash memory
• Fixed on-board memory - 32/64MB Flash.
SRAM
• 256 KB of SRAM battery backed on board.
Video
• 18-bit flat panel interface for STN and TFT displays.
• Optional LVDS interface.
Serial ports
• Four UART fast serial ports - 4x 16550 compatible UARTs (921.6Kbaud):
- OneRS422/485 - software selectable.
- One RS232/422/485 - software selectable.
- Two RS232.
Wireless support
• GSM/GPRS, iDEN, CDMA modem and GPS using low profile add-on module.
• IEEE802.15.4 / ZigBee wireless interface using low profile add-on module.
Network support
• Two 10/100Base-T Ethernet controllers (Davicom DM9000A).
• On-board dual-port RJ45 jack with LEDs.
• Factory build option for external Power-over-Ethernet (PoE).