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Ampro Corporation MightyBoard 821 - page 1
MightyBoard 821 Single Board Computer Reference Manual P/N 5001784B Revision A ...
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Ampro Corporation MightyBoard 821 - page 2
Notice Page NOTICE No part of this document may be reproduced, transm itte d, transcribed, stored in a retrieval system, or translated into any language or co mputer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual, or otherwise, without the prior written permission of Ampro Computers, Incorporated. ...
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Ampro Corporation MightyBoard 821 - page 3
MightyBoar d 821 Refere nce Manual iii Content s Chapter 1 About This Manual ............... ................ ................. ................ ................ ................ .... 1 Purpose of this Manual ......... ... ............. ................ ............. ............. ................ ............. .................... 1 References ... ...
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Ampro Corporation MightyBoard 821 - page 4
Contents iv Reference Manual MightyBoard 821 Infrared (IrDA) Port ......................... ............. ................ ............. ................ ............. .......... ........ 26 Watchdog Timer . ................ ............. ................ ............. ................. ................ ............. ........ ...... 27 Power Interf ...
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Ampro Corporation MightyBoard 821 - page 5
MightyBoar d 821 Refere nce Manual 1 Chapter 1 About This Manual Purpose of this Manual This manual is for desi gners of systems based on t he MightyBoard 821™ single board com puter (SBC). The information in this manual helps designers creat e embedded systems based on specific design requiremen ts. Information pr ovided in this reference manual ...
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Ampro Corporation MightyBoard 821 - page 6
Chapter 1 About This Manual 2 Reference Manual MightyBoard 821 • Intel Corporation and the Gigabit Ethernet PCI Express 82573V, used for the Gigabit Ethernet controller . W eb site: http://www .intel.com/design/network/ prod ucts/lan/controllers/825 73.htm NOTE If you are unable to locat e the datasheets using the links provid ed, go to the manuf ...
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Ampro Corporation MightyBoard 821 - page 7
MightyBoar d 821 Refere nce Manual 3 Chapter 2 Product Overview This introduction presents general information about the Mini-ITX form facto r and the MightyBoard 821 single board comp uter (SBC). After reading thi s chapter you sh ould understand: • MightyBo ard 821 architecture • MightyBoard 821 features • Major components • Connectors ? ...
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Ampro Corporation MightyBoard 821 - page 8
Chapter 2 Product Overview 4 Reference Manual MightyBoard 821 Product Description The MightyBoard 821 is an exceptionally high integration, high performance, ru gged, and high quality single-board computer, which contains all the component subsystems of an A TX motherboar d plus a singl e PCI expansion slot. Based on Intel processors (Pentium M or ...
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Ampro Corporation MightyBoard 821 - page 9
Chapter 2 Product Overview MightyBoar d 821 Refere nce Manual 5 ♦ Provides standard printer port ♦ Supports IEEE standard 1284 prot ocols of EPP and ECP outputs ♦ Provides bi-directional data lines ♦ Supports 16 byte FIFO for ECP mode • USB Ports ♦ Provides two root USB hubs ♦ Provides six USB port s ♦ Supports USB bootable devices ...
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Ampro Corporation MightyBoard 821 - page 10
Chapter 2 Product Overview 6 Reference Manual MightyBoard 821 • Half-duplex mod e supports enhanced proprietary collision reduction mode ♦ Supports LAN Boot (See Appendix B) • V ideo Interfaces (CR T/L VDS) ♦ Support CR T (2048-1536) wi th 64MB BIOS dependent UMA (Unified Memory Architecture) ♦ Integrated graphics controller performance ? ...
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Ampro Corporation MightyBoard 821 - page 11
Chapter 2 Product Overview MightyBoar d 821 Refere nce Manual 7 Block Diagram Figure 2-2 show s the functional components of the MightyBoard 821. Figure 2-2. Functi onal Block Diag ram Major Component s (ICs) Ta b l e 2 - 1 lists the major integrated circuits (chips), including a brief desc ription of each, on the MightyBoar d 821 and Figure 2-3 sh ...
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Ampro Corporation MightyBoard 821 - page 12
Chapter 2 Product Overview 8 Reference Manual MightyBoard 821 Figure 2-3. Component Loca tions T able 2-1. Major Component Description s and Functions Chip Type Mfg. Model Description Function CPU (U10) Intel Pentium M, Celeron M 2.0GHz, 1.5GHz CPUs Embedded CPU Memory Hub (U7 ) Intel 915GM Memory and V ideo functions Memory and V ideo I/O Hub (U3) ...
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Ampro Corporation MightyBoard 821 - page 13
Chapter 2 Product Overview MightyBoar d 821 Refere nce Manual 9 Connector and H eader Definitions Ta b l e 2 - 2 describes the connectors and headers shown in Figure 2-4 . All I/O connectors and headers use 2.54mm (0.1") pin spacing (pitch) unless ot herwise indicated. T able 2-2. Connector and Header Descriptions Jack # Signal Description BT1 ...
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Ampro Corporation MightyBoard 821 - page 14
Chapter 2 Product Overview 10 Reference Manual MightyBoard 821 Figure 2-4. Connector an d Header Locations Additional Component s Fuses F1 and F2, in Ta b l e 2 - 3 , are shown in Figure 2-4 . Fuses F3 and F4 can be found on the back of the board. NOTE Pin-1 is shown as a black pin (square or round) in all connect ors and jumpers in all illustratio ...
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Ampro Corporation MightyBoard 821 - page 15
Chapter 2 Product Overview MightyBoar d 821 Refere nce Manual 11 Jumper Definitions Ta b l e 2 - 4 describes the jumpers shown in Figure 2-4 on page 10 . T able 2-4. Jumper Settings Note: *The jumper or shunt may be stored by connec ting it to one of the pins for safe keepi ng. S pecifications Power Specifications T ables 2-5 and 2-6 list the power ...
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Ampro Corporation MightyBoard 821 - page 16
Chapter 2 Product Overview 12 Reference Manual MightyBoard 821 Operating configurations: • In-rush operating confi guration includes 512MB DDR RAM, A TX pow er , CR T monitor , t wo SA T A HDDs and one IDE HDD each with W inXP Pro, keyboard and mouse. • Idle operating configuratio n includes the same items as the in-rush configuratio n. • BIT ...
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Ampro Corporation MightyBoard 821 - page 17
Chapter 2 Product Overview MightyBoar d 821 Refere nce Manual 13 Physical Specifications Ta b l e 2 - 8 shows the physical dimensions of the board, and Figure 2-5 shows t he mounting di mensions and connector locations. Mechanical Specifications Figure 2-5 shows the side view of t he MightyBoard 821 with the mechan ical mounting di mensions. Refer ...
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Ampro Corporation MightyBoard 821 - page 18
Chapter 2 Product Overview 14 Reference Manual MightyBoard 821 ...
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Ampro Corporation MightyBoard 821 - page 19
MightyBoar d 821 Refere nce Manual 15 Chapter 3 Hardware Overview This chapter discusses the chips and features of the connectors in the following order: • Interrupt Channel Assig nments • Memory Map • I/O Address Map • Serial Interfaces • USB Interfaces ♦ USB 2.0 Suppo rt ♦ Legacy USB Support • V ideo Interfaces ♦ L VDS Interface ...
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Ampro Corporation MightyBoard 821 - page 20
Chapter 3 Hardware 16 Reference Manual MightyBoard 821 Interrupt Channel Assignment s The interrupt channel as signments are shown in Ta b l e 3 - 1 . Legend: D = Default, O = Optional Memory Map The following table provides the co mmon PC/A T memory allocations. These are DOS-level addresses. The OS typically hides t hese physical addresses by way ...
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Ampro Corporation MightyBoard 821 - page 21
Chapter 3 Hardware MightyBoar d 821 Refere nce Manual 17 I/O Address Map Ta b l e 3 - 3 shows the I/O address map. Thes e are DOS-level addresses. The OS typically hides these physical addresses by way of memory management. T able 3-2. Memory Map Base Address Function 00000000h - 0009FFFFh Con ventional Memory 000A0000h - 000AFFFFh Graphics Memory ...
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Ampro Corporation MightyBoard 821 - page 22
Chapter 3 Hardware 18 Reference Manual MightyBoard 821 Serial Interfaces The Super I/O (W83627HF) chip and the LPC UAR T controller (F8 1216D) provide the circuit ry for the four serial ports. The S uper I/O chip provides serial ports 1 and 2 through connect or J3 and header J6 respectively . The LPC UAR T controller provides serial ports 3 and 4 t ...
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Ampro Corporation MightyBoard 821 - page 23
Chapter 3 Hardware MightyBoar d 821 Refere nce Manual 19 Note: The shaded area denotes power or ground. T able 3-4. Serial 2 (COM2) In terfac e Pin/Signal Descriptio ns (J6) Pin # Pin # DB9 Signal Description 1 1 DCD2* Data Carrier Detect 2 – Indicates external serial comm unications device is detecting a carrier signal (i.e., a communication cha ...
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Ampro Corporation MightyBoard 821 - page 24
Chapter 3 Hardware 20 Reference Manual MightyBoard 821 Note: The shaded area denotes power or ground. Signals are list ed in the following order: RS232 followed by RS485/RS422 Keyboard/Mouse Interfaces Keyboard Interface The Super I/O chip (W83627HF) provides the signal lines for the PS/2 keyboard through the keyboard connector (J1A), which is full ...
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Ampro Corporation MightyBoard 821 - page 25
Chapter 3 Hardware MightyBoar d 821 Refere nce Manual 21 Mouse Interface The Super I/O chip (W83627HF) provides the signal lines for a PS/2 mouse through the mouse connector (J1B). USB Interfaces The I/O Hub (82801DBM) provi des the USB solution for both legacy UHCI controllers and EHCI controller (USB 2.0) support. The I/O Hub (Southbridge) contai ...
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Ampro Corporation MightyBoard 821 - page 26
Chapter 3 Hardware 22 Reference Manual MightyBoard 821 Note: The shaded area denotes power or ground. Audio Interface The audio solution on the MightyBoard 821 is provided by the I/O Hub, 82801D BM (Southbridge) and the on-board Audio CODEC (ALC202A). These two chips us e a digital interface to communicate between the two, which is defined by AC’ ...
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Ampro Corporation MightyBoard 821 - page 27
Chapter 3 Hardware MightyBoar d 821 Refere nce Manual 23 • Supports Spread Spectrum Clocki ng; center and down spread support util izing an external SSC clock • Supports panel up-scaling (to fit a smaller source imag e onto a specific native panel size) as well as panning and centering CR T Interface L VDS Interface Note: The shaded area denote ...
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Ampro Corporation MightyBoard 821 - page 28
Chapter 3 Hardware 24 Reference Manual MightyBoard 821 Utility Interface External Power-On Switch This control signal is provided ex ternally through a switch by connecting gro und pin 8 to pin 6 on t he Utility connector (J17). External Reset Switch This control signal is provided t hrough an external switch by connecti ng ground pin 12 to pin 10 ...
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Ampro Corporation MightyBoard 821 - page 29
Chapter 3 Hardware MightyBoar d 821 Refere nce Manual 25 Miscellaneous Real Time Clock (RTC) The MightyBoard 821 contains a Real T ime Clock (R TC). The CMOS RAM is backed up with a Lithium Battery . If the battery is not pres ent, the BIOS has a battery-free boot option to complete the boot process. External Battery (BT1) An external battery inpu ...
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Ampro Corporation MightyBoard 821 - page 30
Chapter 3 Hardware 26 Reference Manual MightyBoard 821 Ethernet External LED This header is for an external LED for Ethernet power and activity . Note: The shaded area denotes power or ground. Serial Console The MightyBoard 821 supports the serial console (or c onsol e redirection) feature. This I/O function is provided by an ANSI-compatible serial ...
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Ampro Corporation MightyBoard 821 - page 31
Chapter 3 Hardware MightyBoar d 821 Refere nce Manual 27 Note: The shaded area denotes power or ground. W atchdog Timer The watchdog timer (W DT) restarts the system i f a mish ap occurs. Possibl e problems include failure to boot properly , the application software’ s loss of control, unexpected cond itions on the bus, or other hardware or softw ...
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Ampro Corporation MightyBoard 821 - page 32
Chapter 3 Hardware 28 Reference Manual MightyBoard 821 Note: The shaded area denotes power or ground. Optional CPU Fan The MightyBoard 821 has an optional CPU fan connector for those environmental situations where customers may require it. Note: The shaded area denotes power or ground. Optional System Fan The MightyBoard 821 has an optiona l system ...
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Ampro Corporation MightyBoard 821 - page 33
Chapter 3 Hardware MightyBoar d 821 Refere nce Manual 29 The Power-On Switch is provided externally by connecting a mome ntary switch between pins 1 and 2 on the Utility connector (J17). The Power-On signal occurs when ground is placed on pin 6 of J17. Sleep St ates (ACPI) The MightyBoard 821 supports the AC PI (Advanced Configuration and Po wer In ...
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Ampro Corporation MightyBoard 821 - page 34
Chapter 3 Hardware 30 Reference Manual MightyBoard 821 Power-On LED if connected. Y our system will take long er to wake-up in this sl eep state, however , since your data is saved to the disk, it is more secure and should not be lost in the event of a power failure. ♦ T o enter a hibernate or suspend-to-disk state, the MightyBoard 821 must be fu ...
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Ampro Corporation MightyBoard 821 - page 35
MightyBoar d 821 Refere nce Manual 31 Chapter 4 BIOS Setup Introduction This section assumes the user is familiar w ith genera l BIOS Setup. Refer to the appropriate PC reference manuals for information about the onboard ROM-BIOS software interface. If Ampro has added to or modified the standard functions, these functions will be described. Enterin ...
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Ampro Corporation MightyBoard 821 - page 36
Chapter 4 BIOS Setup 32 Reference Manual MightyBoard 821 8. Restore power to the MightyBoard 821 and look for the screen promp t shown below . Hit ^C if you want to run SETUP 9. Press the F4 key to enter Set up (early in the boot sequence if Quick Boot is set to [Enabled].) If Quick Boot is set to [Enabled], you may never see th e screen prompt. 10 ...
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Ampro Corporation MightyBoard 821 - page 37
MightyBoard 821 Reference Manual 33 Appendix A T echnical Support Ampro Computers, Inc. provid es a number of methods for contacting T ech nical Support listed in the Ta b l e A - 1 below . Requests for support through the Ask an Expert are given the highest priority , an d usually will be addressed within one working day . • Ampro Ask an Expe rt ...
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Ampro Corporation MightyBoard 821 - page 38
Appendix A Technical Support 34 Reference Manual MightyBoard 821 ...
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