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ZEUS
PXA270 RISC based
EPIC Single Board Computer
Technical Manual
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ZEUS Technical Manual Definitions Eurotech is the trading name for Eurotech Ltd. Disclaimer The information in this manual has been carefully checked and is believed to be accurate. Eurotech assumes no responsibility for any infringements of patents or other rights of third parties, which may result from its use. Eurotech assumes no responsibility for any inaccuracies that may be contained in this document. Eurotech makes no commitment to update or keep current the information containe
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ZEUS Technical Manual Contents Contents Product handling and environmental compliance ..............................................................................5 Introduction ........................................................................................................................................6 ZEUS ‘at a glance’ .................................................................................................................8 ZEUS features ............................
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ZEUS Technical Manual Contents Appendix B - Specification ...............................................................................................................98 Appendix C - Mechanical diagram.................................................................................................100 Appendix D - Reference information..............................................................................................102 Appendix E - Wireless modem datasheets ...................
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ZEUS Technical Manual Product handling and environmental compliance Product handling and environmental compliance Anti-static handling This board contains CMOS devices that could be damaged in the event of static electricity being discharged through them. At all times, please observe anti-static precautions when handling the board. This includes storing the board in appropriate anti-static packaging and wearing a wrist strap when handling the board. Packaging Please ensure that, should
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ZEUS Technical Manual Introduction Introduction The ZEUS is an ultra-low power, high performance, single board computer based on the PXA270 processor. The PXA270 is an implementation of the Intel XScale micro architecture, combined with a comprehensive set of integrated peripherals including: • Flat panel graphics controller. • Interrupt controller. • Real time clock. • Various serial interfaces. The ZEUS board is based on the EPIC form factor. Included as standard are: • 2 Etherne
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ZEUS Technical Manual Introduction Variant Details Main features (all other features are included unless ZEUS-M64-F32-003-R6 otherwise stated): • 5V only (No DC/DC PSU). • No CAN bus, LVDS or secondary Ethernet port. • 520MHz processor. * Main features (all other features are included unless ZEUS-M128-F32-004-I-R6 otherwise stated): • Industrial temperature range (-40°C to +85°C). • 5V only (No DC/DC PSU). • 416MHz processor. Please note: ZEUS-Mx-Fy-zzz-R6 * ZEUS-Mx-Fy-zzz-I-
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ZEUS Technical Manual Introduction ZEUS ‘at a glance’ 10-30V input option Audio GPIO SRAM Camera PXA270 DRAM Flat panel LCD Touchscreen Flat panel 4-wire/5-wire LCD – LVDS CAN bus Reset switch Flash JTAG Serial User RS422/485 jumpers 2x serial RS232/ 485/422 10-30V User 2x 2x USB USB Serial PC/104 Serial Power input LEDs Ethernet host client RS232 RS232 SD/SDIO/ MMC IEEE 802.15.4 / ZigBee DRAM header CompactFlash (CF+) ZEUS wireless modem/ GPS port © 2007 Euro
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ZEUS Technical Manual Introduction 5V input option 5V power input © 2007 Eurotech Ltd Issue D 9
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ZEUS Technical Manual Introduction 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
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ZEUS Technical Manual Introduction Expansion interfaces • CompactFlash CF+ socket to support Type I,II form factor CF+ cards. • SDIO socket to support MMC/SD/SDIO cards. • 16-bit PC/104 interface. Date/time support • Real time clock – battery backed on-board (external to PXA270). Audio and touchscreen • Wolfson WM9712L AC’97 compatible CODEC.! • Line in, line out, microphone in, stereo amp out. • Touchscreen support – 4/5-wire analogue resistive. Quick Capture camera interface • Int
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ZEUS Technical Manual Introduction Mechanical • EPIC form factor (115mm x 165mm). Environmental • Operating temperature: - Commercial: -20°C (-4°F) to +70°C (+158°F) for speed variants up to 520MHz. - Industrial: -40°C (-40°F) to +85°C (+185°F) for speed variants up to 416MHz. • RoHS Directive Compliant (2002/95/EC). © 2007 Eurotech Ltd Issue D 12
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ZEUS Technical Manual Introduction ZEUS support products The following products support the ZEUS: • ZEUS Modem Board 1, a low profile module attached to the solder side of the ZEUS main board. It provides the following wireless connectivity options: - Quad band GSM/GPRS: Sony Ericsson GR64 or Dual band Siemens MC39i module. - iDEN: Motorola iO270 module (includes internal GPS receiver). - GPS: Fastrax iTRAX0312 channel GPS receiver module. See ZEUS Modem Board 1, page 118, for furthe
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ZEUS Technical Manual About this manual About this manual This manual describes the operation and use of the ZEUS single board computer. It is designed to be a reference and user manual and includes information about all aspects of the board. Conventions Symbols The following symbols are used in this guide: Symbol Explanation Note - information that requires your attention. Tip - a handy hint that may provide a useful alternative or save time. Caution – proceeding with a course
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ZEUS Technical Manual About this manual Tables With tables such as that shown below, the white cells show information relevant to the subject being discussed. Grey cells are not relevant in the current context. Byte lane Most significant byte Least significant byte Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 AUTO_ RETRIG R_DIS Field - - - - - - - - - - - - - CLR Reset X X X X X X X X 0 0 0 0 0 0 0 0 Relevant information © 2007 Eurotech Ltd Issue D 15
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ZEUS Technical Manual Getting started Getting started A ZEUS Quickstart Manual is provided with each Development Kit to enable you to set up and start using the ZEUS board. Please read the relevant manual and follow the steps explaining how to set up the board. Once you have completed this task, and your ZEUS system is working, you can start adding further peripherals enabling development to begin. This section explains how to set up and use some of the features of the ZEUS. For more d
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ZEUS Technical Manual Getting started Using the Ethernet interface The boot loader configures the Davicom DM9000A 10/100BaseTX Ethernet controller. Connection is made via a dual RJ45 connector. See the sections Ethernet, page 52, and J6 – Ethernet connector, page 80, for further details. Using the PC/104 expansion bus PC/104 modules can be used with the ZEUS to add extra functionality to the system. This interface supports 8/16 bit ISA bus style peripherals. Eurotech Ltd has a wide ran
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ZEUS Technical Manual Detailed hardware description Detailed hardware description This section provides a detailed description of the functions provided by the ZEUS. This information may be required during development after you have started adding extra peripherals, or are starting to use some of the embedded features. ZEUS block diagram The following diagram illustrates the functional organization of the ZEUS EPIC single board computer: ZEUS PXA270 Power Amp Clocks Clock Audio Generat
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ZEUS Technical Manual Detailed hardware description ZEUS address map PXA270 chip select Physical address Bus width Description CS0# 0x00000000 – 0x03FFFFFE 16-bit Flash memory/Silicon disk CS1# 0x04000000 – 0x07FFFFFE 16-bit Ethernet controller 0 CS2# 0x08000000 – 0x0BFFFFFE 16-bit Ethernet controller 1 CS3# 0x0C000000 – 0x0FFFFFFF - Reserved CS4# 0x10000000 – 0x11FFFFFE 16-bit Quad UART 0x12000000 – 0x13FFFFFE 16-bit CPLD registers CS5# 0x14000000 – 0x17FFFFFE 16-bit SRAM - 0x18000
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ZEUS Technical Manual Detailed hardware description PXA270 processor The ZEUS board is based on a PXA270 processor. The PXA270 processor is an integrated system-on-a-chip microprocessor for high performance, low power portable handheld and handset devices. It incorporates the Intel XScale technology with on-the- fly voltage and frequency scaling and sophisticated power management. The PXA270 processor complies with the ARM Architecture V5TE instruction set (excluding floating point instr
