Ampro Corporation LITTLE BOARD P5X manual

Little Boar d™/P5 x P/N 5001351 R e vision C 4757 Helly er Avenue, San Jos e, CA 95138 Phone: 408 360-0200, FAX : 408 360-0222, W eb: www.am pro.com[...]

ii TRADEMARKS The Ampro logo is a registered tradema rk, and Ampro, Li ttle Board, Mi niModule, and C oreModule are trad emarks of Ampro Comp uters, Inc. Pentium i s a registered tradema rk of Intel , Incorpora ted. All other mark s are the property of their respective comp anies. NOTICE No part of this document may be rep roduced, transmitted, tra[...]

Little Board /P5 x Technical Manua l iii Table of Contents Preface Introduction ..........................................................................................................................................vi Technical Support .............................................................................................................. [...]

iv Universal Serial Bus (USB) Po rts ............................................................................................... .... 2–22 Infrared (IrDA) Interface ...................................................................................................... ........... 2–23 Requiremen ts for an IrDA interface .....................[...]

Little Board /P5 x Technical Manua l v Expansion Bus Conne ctor Pinouts ............................................................................................ 2–55 PCI Bus (P21) Notes ............................................................................................................ ...... 2–60 Setup .............................[...]

vi Preface Introduction This ma nual is for i ntegrators a nd programmers of syst ems bas ed on the Ampro Lit tle Board/P 5 x , a full-fe atured CPU modu le conf orming to the EBX 1.1 te chnical spe cification . It contains t echnical information about hardware requirements, int erconnection, and software configuration. Technical Support Ampro tech[...]

1–1 Chapter 1 Introduction General Description The Little Bo ard/P5 x is a h igh inte gration , high-p erfo rmance Pe ntium-based PC/AT-compatible system that co nfo rms to the EBX V.1.1 specif ication. Th is rugge d and h igh quality single -board syst em contains a ll the component s ubsyst ems of a PC/A T PCI motherb oard plus th e equivalent [...]

1–2 The Pentiu m CPU has its standard on-ch ip cache me mory ( typically 16K) . In additio n, a 512K byte synchronous-burs t secondary cache i s provided to increa se performance. The board uses a s ingle DIMM memory module for main DRAM memory, and support s from 16M bytes to 256M by tes in a 64- bit config uration . Both ED O and SD RAM 3.3V DR[...]

Little Board /P5 x Technical Manua l 1–3 be sta cked directly on t op of the Litt le Board/P 5 x using its PC/104- Pl us e xpansio n bus inte rface as a rugged and reliable interconnect. The Little Bo ard/P5 x module’s on-board EIDE, vi deo interfaces , and optiona l SCSI i nterface are internally con necte d to its PCI bu s. In add ition, y ou[...]

1–4 specifica tion and the A TAPI Specifi cation. T he Ampro Extended BIOS s upports hard dri ves greater than 528M byte s throug h Log ical Block Add ressing (LBA). The Comp act Flash interf ace is imple mente d as an IDE d rive. If it is installed, it takes the p osition of one of the drives of the primary IDE i nterface (set table a s a mas te[...]

Little Board /P5 x Technical Manua l 1–5 ! Standard Pa nel Support i n the R OM BIOS. The on-board video BIOS s upports up to 1 6 of the most popular flat-pa nel displa ys, select able from Set up. ! Optional hard ware modules may be install ed. These i nclude an optiona l NTSC/ PAL module to allow d irect conn ection o f NTSC or PAL video inputs[...]

1–6 100 Hz to 1000 Hz). (Co ntact yo ur Ampro sales rep resentativ e to o btain Shock and Random Vibration Test Report for the Little Board/P5 x CPU for de tails.) Softw are The vast array o f comme rcial and public- domain software for the IBM PC and PC/AT is usable in Little Board /P5 x- based s ystems. Y ou can use the mos t popular soft ware [...]

Little Board /P5 x Technical Manua l 1–7 4-40 nuts PC/ 104 Modu l e PC/104 Module Pl u s Li ttl e B oar d/ P 5 x Stackthrough Exp a nsio n Bus Headers 0.6 in ch spacers PCI Stackthrough Headers 4-40 screws Figure 1– 1. Stacking PC /104 Modules on the Little Board/P5x Using Standard PC and AT Bus Cards Ampro o ffers se veral o ption s that allow[...]

1–8 Little Board/P5 x Utility I/O Dev elopment Board To facilitate I/O conne ctions to th e Little Bo ard/P5 x utility con nector s, Ampro p rovid es the Little Board/P5 x Utility I/O D evelo pme nt Board. It is in cluded in the D eve lopme nt Platform K it and the Quick S tart Kit . The I/O Development Board provides connect ions for the USB por[...]

Little Board /P5 x Technical Manua l 1–9 Connector Name Description J5 Utility 1 Connect to LB/P5 x Utility 1 (J16) J2 Mouse Plug in PS/2 Mouse J3 USB 1 Standard USB connector for USB 1 J4 USB 2 Standard USB connector for USB 2 J1 Utility 2 Connect to LB/P5 x Utility 2 (J24) J6 Power Pr ovides connec tions f or -12V and -5V J7 Keyboard Plug in a [...]

1–10 J6 — Powe r If you co nnect J5 o n the I/O board to J16 on the Little Board, y ou can u se J6 to con nect -5V and - 12V powe r supp lies to the Little Bo ard. Table 1– 2 sho ws J6 wirin g. J6 Pin Signal 1 -12 Volts 3- 5 V o l t s 2, 4 Ground Table 1– 2. J6 Power W iring J7 — Key board If you co nnect J5 o n the I/O board to J16 on th[...]

Little Board /P5 x Technical Manua l 1–11 Table 1– 3. I/O Development Boar d Switches Figure 1– 3 is a blo ck diagram o f the Little Board/P5 x architecture. CPU USB (2) Serial EEPRO M Te m p ID E (4 ) Compact Fl as h MTXC DRAM DI MM PIIX4 SCSI Vid e o 100Ba seT Eth ernet Memory Cache PCI/120 Bus PC/1 04 Bus Multi-I/O Multi-I/O Floppy Parall [...]

[...]

2–1 Chapter 2 2 2 2 Product Reference Ov erv iew This chapter co ntains the technical in formation you w ill nee d to install an d conf igure the Little Board/P5 x . The in formation is prese nted in the fo llowin g ord er: ! Mounting Dimensio ns (page 2–2) ! Connecto r Summary (p age 2–3) ! Jumper Summary (page 2–7) ! CPU Topics ( page 2?[...]

2–2 Mounting Dimensions Figure 2– 1 sh ows th e Little Bo ard/P5 x mounting dimensions . P1B P1A P2 C P2D .200 0 2.800 3.100 5.700 6.350 6.800 7.145 7.500 7.550 7.600 7.800 0 0 .100 1.000 1.550 2.400 3.000 3.750 3.950 4.150 5.350 7.600 7.250 .435 .360 .062 0 .162 5.800 2.700 2.650 0 5.350 5.550 5.250 5.150 4.950 1.875 1.950 2.275 2.473 2.650 2.[...]

Little Board /P5 x Technical Manua l 2–3 Connector Summary Refer to Figure 2– 1 an d Figure 2– 2 for th e location s of the conn ectors ( P1, P2, J3 – J21) and config uration j umpe rs (W1 – W12). Table 2– 1 su mmarizes the u se of th e I/O co nnecto rs. Each interface is described in its own section, showing connector pinouts , signal [...]

2–4 Table 2– 1. Connector Summar y Connector Function Size Key Pin P1 A/B PC/104 Expansion Bus 64-Pin B10 P2 C/D PC/104 Expansion Bus 40-pin C19 J3 Flat Panel Video 50-pin None J4 Vee Bias Supply Connector 12-pin 3, 10 J5 CRT Video 10-pin None J6 Video ZOOM 26-pin None J7 Ethernet T wisted Pair RJ-45 Mechanical Key** J9 SCSI Interfac e 50-pin 2[...]

Little Board /P5 x Technical Manua l 2–5 Most I/ O connectors are s hrouded dual-row male headers for use with fla t ribbon (IDC) fema le connectors and ribbon cable. Ampro recommends t hat you use “center-bump polarized” connect ors to pre vent accid entally in stalling cables backw ards. Use no n-strain- relie f conn ectors to stay with in [...]

2–6 Figure 2– 2. Connector and Jumper Locations[...]

Little Board /P5 x Technical Manua l 2–7 Jumper Summary Ampro installs op tion j ump ers in d efa ult po sitions so that in mo st cases th e Little Board /P5 x requires no special jumpering for st andard AT operation. You can connect the power and peripherals and operate it immediatel y. Jumper- pin arrays are d esignate d W1, W2, and so forth. J[...]

2–8 DC Pow er The pow er conn ector J10 is a 7-p in polarize d conne ctor. Ref er to Table 2– 3 for pow er con nections and Table 2– 4 fo r mating con nector informatio n. Caution Be sure the power plug is wired correct ly before applying power to the board! Se e Table 2– 3. Table 2– 3. Power Connector (J10) Pin Signal Name Function 1, 7 [...]

Little Board /P5 x Technical Manua l 2–9 conne ctor, J10. This w ill supply +12V to the ISA and PCI po rtions of the PC/104 e xpansio n busses. Similarly, you can conn ect -12V and -5V to J16, the Utility Con nector , to supp ly those voltag es to both ex pansion busses. Pino uts fo r the Utility Conne ctor are prov ided in Table 2- 45. If a PCI [...]

2–10 200 MMX 15.3 41.5 55.4 59.1 233 MMX 10.8 39.2 54.2 58.2 133 VRT 55.0 69.4 77.0 79.0 166 Tillamook 63.3 73.2 79.2 80.7 266 Tillamook 51.3 67.5 76.0 78.3 Thermal Resistance of a Typical .65” Heat Sink and Fan/Heatsink Comb inatio n 7.5 3.9 2.0 1.5 Thermal Sensor A thermal s ensor is a ttached to t he board under the Pent ium CPU. It s enses [...]

Little Board /P5 x Technical Manua l 2–11 Sy stem Memory The mod ule sup ports a sin gle stan dard 64-bit D IMM po sition (168- pin) f or the 64-bit data p ath to the Pentium proces sor. Both EDO and SDRAM memory t ypes are supported. Buffered DRAM is not suppo rted. You can install fr om 16M byte s to 256M byte s, dep endin g on you r memory nee[...]

2–12 ROM sub stanti ally enhances s ystem performance, especially when a n applicat ion or operating syst em repeatedly acces ses th e BIOS. Sha dowing for both t he ROM BIOS a nd the video BIOS i s built into the Ampro E xtended BIOS. T here is no user s etting. BIOS Recovery If the BIOS F lash devi ce somehow becomes corrupted, the Litt le Boar[...]

Little Board /P5 x Technical Manua l 2–13 Table 2– 8. Interrupt Channel As signments Interrupt Function IRQ0 IRQ1 IRQ2 IRQ3 IRQ4 IRQ5 IRQ6 IRQ7 ROM BIOS clock tic k f unction, f rom T im er 0 Key board interr upt Cascade input f or IRQ8-15 Serial 2, Serial 4 (shar ed) Serial 1, Serial 3 (shar ed) PCI Floppy controller Parallel port (option) IRQ[...]

2–14 Table 2– 9. DMA Channel Assignments Channel Function 0 1 2 3 Available for 8- bit transf ers Available for 8- bit transf ers Floppy controller Available for 8- bit transf ers 4 5 6 7 Cascade f or channels 0-3 Available for 16- bit transf ers Available for 16- bit transf ers Available for 16- bit transf ers[...]

Little Board /P5 x Technical Manua l 2–15 Battery -Backed Clock An AT-compat ible ba ttery-back ed real-time clock (with CMOS RAM) is standard on t he Litt le Board/P5 x . A 3.0 volt Lith ium batter y sold ered to the board p owe rs the c lock. Batter y drain for th e clock is less than 0.4 uA. This batte ry will sup port the clock f or more th a[...]

2–16 ROM-BIOS Installation of the Serial Ports Normally, th e ROM BIOS su pports Se rial 1 as the D OS COM1 de vice, Se rial 2 as the DO S COM2 device , and so on. If y ou d isable a serial p ort, and th ere is no substitu te serial p ort in the system , then th e RO M-BIO S assigns th e COMn desig nation s in sequ ence as it find s the se rial p[...]

Little Board /P5 x Technical Manua l 2–17 Table 2– 11. Serial Port Connector s (J 11, J13) Ports Pin Signal Name Function In/O ut DB25 Pin DB9 Pin Serial 1 (J11) or Serial 3 (J13) 1 2 3 4 5 6 7 8 9 10 DCD DSR RXD RTS TXD CTS DTR RI GND N/A Data Carrier Detect Data Set Ready Receive Data Request To Send Trans m it Data Clear to Send Data Term in[...]

2–18 variety of emb edded applicat ions requiri ng low-to-medium-speed da ta trans fer between two or more system s. Note When yo u con figure Serial 1 fo r RS-485, you cannot u se the p ort for RS-232. Serial 1’s RS-485 inte rface app ears on J20, a two-p in conn ector. Th e pin out fo r J20 is shown in Table 2– 13. Table 2– 14 sho ws a co[...]

Little Board /P5 x Technical Manua l 2–19 Ampro Custom Serial Features The Ampro extended BI OS provides cust om serial port features us eful in embedded appli cations . ! The serial console feature enables you t o operate the L ittl e Board/P5 x from a stan dard ASCII terminal, repl acing the st andard keyboard a nd display devi ces. See Serial [...]

2–20 Note Some programs t hat emulate a n ASCII termina l do not properly support th e basic ASCII comman d func tions sho wn in Table 2– 16. Ampro provides a suitab le PC termina l emulator program, TVTERM , on the Common U tilities diske tte. After booti ng this s ystem, t he keyboard and s creen of the serial terminal b ecome the syst em con[...]

Little Board /P5 x Technical Manua l 2–21 ports. Wi th the port deleted from the COM port table, DOS cannot change its parameters. Because it is not listed in the BIO S COM po rt table, it is no t assigned a COMn d esignatio n (CO M1, COM2, etc.).[...]

2–22 Univ ersal Serial Bus (USB) Ports The Un iver sal Serial Bu s con nects U SB de vice s with a U SB host, in this case , the Little Board /P5 x . The USB phys ical int erconnect is a t iered sta r topology, or tree, consist ing of hubs and US B devices. Each US B segment is a point-to-point connect ion between hubs or bet ween hubs and USB de[...]

Little Board /P5 x Technical Manua l 2–23 Infrared (IrDA ) Interface The Little Bo ard/P5 x infrared interface provides for a two-way wireles s communicati ons port usi ng infrared as a transmission me dium. Th e Little Bo ard/P5 x IrDA interface supports both S IR (Serial Infrared ) and FIR (Fast Inf rared) standards . The SIR standard allo ws s[...]

2–24 This section lists the pin out of the p arallel port co nne ctor and describes h ow to conf igure it for its I/O port and interrupt ass ignments, how to as sign a DMA channel to the port when operat ing in ECP mode. And programming informa tion, including how to us e the port for bi-direct ional I/O. I/O Addresses and Interrupts The parallel[...]

Little Board /P5 x Technical Manua l 2–25 Parallel Port Connector (J15) The paralle l port app ears on J15. Its pinou t on J15 is arrang ed so that a 26-pin ribbon cable attached to J15 can be directly conne cted to a 25-pin D B-25 conn ector to match the PC stan dard pinout. Table 2-21 show s the man ufacture r’s part numbe rs for matin g conn[...]

2–26 Table 2–22. Parallel Port Connec tions (J 15) J15 Pin Signal Name Function In/Out DB25 Pin 1 STB* Output Data Str obe Out 1 3 PD 0 LSB O f Printer Data I/O 2 5 PD 1 Printer Data 1 I/O 3 7 PD 2 Printer Data 2 I/O 4 9 PD 3 Printer Data 3 I/O 5 11 PD 4 Printer Data 4 I/O 6 13 PD 5 Printer Data 5 I/O 7 15 PD 6 Printer Data 6 I/O 8 17 PD 7 MSB [...]

Little Board /P5 x Technical Manua l 2–27 Please refer to the IEEE-1284 standard for the co mplete list of requireme nts for a compliant cable assembly, including recommended connectors Latch-Up Protect ion The parallel port incorporates chip prot ection circuitry on some inputs , designed to minimize the possibility o f CMOS “latch up ” due [...]

2–28 ;---------------------------------------------------------- ; Code to set the parallel port mode to bi-directional ;---------------------------------------------------------- MOV AH,0CDh ; AMPRO command MOV AL,0Ch ; AMPRO function MOV BX,01h ; Extended mode (use 00 to set output-only mode) INT 13h Withi n bi-direct ional mode, the port can b[...]

Little Board /P5 x Technical Manua l 2–29 Table 2– 22 lists the p arallel po rt registe r bits. Table 2– 22. Parallel Port Regis ter Bits Register Bit Signal Name or Function In/Out Ac t i v e High/Low J15 Pin DB25F Pin DATA (378h) 0 1 2 3 4 5 6 7 PD 0 PD 1 PD 2 PD 3 PD 4 PD 5 PD 6 PD 7 I/O I/O I/O I/O I/O I/O I/O I/O High High High High High[...]

2–30 Parallel port re gister bit defin itions (Table 2– 23): Table 2– 23. Standard and PS/2 Mode Register Bit Definitions Signal Name Full Name Description TMO UT Tim e- out Valid only in EPP mode , this signal goes true after a 10 µ S tim e- out has occ urred on the EPP bus. T his bit is c leared by reset. ERR* Error Ref lects the s tatus o[...]

Little Board /P5 x Technical Manua l 2–31 Floppy Disk Interface The on-board fl oppy disk control ler and ROM BI OS support one or t wo floppy disk drives in any of the stand ard DOS f ormats sho wn in Table 2– 24. Table 2– 24. Supported Floppy F ormats Capacity Driv e Size Tracks Data Rate 360K 5-1/4 inc h 40 250 KHz 1.2M 5-1/4 inch 80 500 K[...]

2–32 Floppy Interface Connector (J14) Table 2– 25 show s the p inout an d signal d efin itions of the f lopp y disk inte rface co nnecto r, J14. The pinout o f J14 mee ts the AT stand ard for f loppy drive cables. Table 2– 26 sho ws the manufacture r’s part numbers for mating connect ors. Table 2– 25. Floppy Disk Interface Connec tor (J 1[...]

Little Board /P5 x Technical Manua l 2–33 EIDE Hard Disk Interface The Little Bo ard/P5 x provides an interface for up t o four Integrated Device El ectronics (IDE ) peripheral devices , such as hard di sk drives and CD-ROM drives. ! The primary ID E interface appears at co nnecto r J12, a 40-pin, d ual-ro w conne ctor. ! The secondary ID E inter[...]

2–34 Table 2– 27. IDE Interface Connec tors (J 12, J17) Pin J12, J17 Signal Name Function In/Out 1 HOST RESET * Res et signal fr om host OUT 2 GND Ground OUT 3 H OST D7 Data bit 7 I/O 4 H OST D8 Data bit 8 I/O 5 H OST D6 Data bit 6 I/O 6 H OST D9 Data bit 9 I/O 7 H OST D5 Data bit 5 I/O 8 HOST D10 Data bit 10 I/O 9 H OST D4 Data bit 4 I/O 10 HO[...]

Little Board /P5 x Technical Manua l 2–35 Table 2– 27 (cont.). IDE Inter face Connector s (J 12, J17) Pin Signal Name Function In/Out 30 GND Ground OUT 31 HOST IRQ14 Drive interrupt reques t IN 32 IDE16 IOCS16 OUT 33 HOST A1 Drive addres s 1 O UT 34 RSVD Reserved N/C 35 HOST A0 Drive addres s 0 O UT 36 HOST A2 Drive addres s 2 O UT 37 HOST CS0*[...]

2–36 Enabling the Drive The Compact Flas h interface emula tes an IDE dri ve to the operati ng system. Note that t he Compact F lash int erface takes up one of the posit ions of the prim ary IDE drive controll er. If you use the Compa ct Flas h interface, you ca n only add one addit ional hard drive t o the primary IDE controller. Master/Slav e S[...]

Little Board /P5 x Technical Manua l 2–37 Table 2– 31. SCSI Interface Connec tor (J9) Pin Signal Function Pin Signal Function 2 DB0* Data Bit 0 (LSB) 4 DB1* Data Bit 1 6 DB2* Data Bit 2 8 DB3* Data Bit 3 10 DB4* Data Bit 4 12 DB5* Data Bit 5 14 DB6* Data Bit 6 16 DB7* Data Bit 7 18 DBP* Data Bit Parity 26 T ERM PW R Term ination +5V DC 32 ATN* [...]

2–38 External Termination Power Option You can pow er ex tern al SCSI term inations f rom th e Little Bo ard/P5 x . A jumper option, W2 , conne cts powe r (+5V) to the SCSI bus TERMPWR sig nal (J9, pin 26). The bo ard includ es a Schottky protection di ode to prevent damage t o the board by current flowing from the SCSI bus and a se lf- resettin [...]

Little Board /P5 x Technical Manua l 2–39 Flat Panel/CRT Video Controller The Little Bo ard/P5 x provides an integrated high-performance super-VGA video controller. The video controller supports both CRT and flat panel displays. T he standard video controller supports only 3.3V v ideo p anels. (Yo u can ord er an adap ter to co nver t the 3.3V si[...]

2–40 Table 2– 30 lists the sig nals available on con necto r J3. Table 2– 31 sho ws comp atible mating connectors to J3. Table 2– 30. Flat Panel Video Connector ( J3) Pin Signal Name Description 2, 34, 37 +3.3V Panel power 3 +12V +12 Volt s upply (from J10) 5 ShfClk Shift Clock . Pix el clock f or f lat panel data. 7 M DE M signal for panel[...]

Little Board /P5 x Technical Manua l 2–41 Table 2– 31. J3 Mating Connectors Connector Ty pe Mating Connector RIBBON 3M 4325- 7600 DISCRETE W IRE MOLEX HO USING 55-22-2502 PIN 16-02-0103 The flat- panel v ideo contro ller supp orts LCD p anels that re quire u p to 36 data bits. J3 su pplie s the lower 24 d ata bits (FP0 - FP23) , and con necto r[...]

2–42 A dv anced Pow er Management The same s ignals that support power sequencing ar e also used t o provide the power management feature . In “pane l off mo de” bo th the CRT an d flat-p anel inte rfaces are tu rned o ff, but th e VGA subsyst em (registers and display memory) remain powered. In “st andby mode”, the CRT and flat - panel i[...]

Little Board /P5 x Technical Manua l 2–43 Table 2– 34. LCD Bias Supply O ption Connector ( J4) J4 Pin J3 Pin D escription 1 Ground 2 +5V to the Vee Supply Option board 4 Ground 6 38 Enable Vee — T TL c ontrol signal, driven by the VGA controller chip 8 Ground 11 46 Vee Output, to panel 12 47 Contrast adjustm ent — analog c ontrol signal Sel[...]

2–44 To use an external potentiomet er, remove the jumper from W2, and connect a circuit as s hown in Figure 2– 4 be twee n J3-47 and grou nd. Ra Rb Gro und J3-47 Exter na l Cont ra st Contr ol Figure 2– 4. External Contr ast Adjustment for LCD panels Select Ra and Rb to provide t he appropriate vol tage range adjus tment for the L CD panel y[...]

Little Board /P5 x Technical Manua l 2–45 Table 2– 35 give s the sign al pinou t of J5 and pin con nectio ns for a DB -15 conn ector. Table 2– 40 show s J5 mating conn ecto rs. Table 2– 35. CRT Interface Connec tor (J 5) Pin Signal Name DB-15 1R e d 1 2 Ground 6 3 Green 2 4 Ground 7 5B l u e 3 6 Ground 8 7 Horizontal Sy nc. 13 8 Ground 10 9[...]

2–46 J6 is a high de nsity con necto r with 2mm pitch pins. Table 2– 41 lists th e signals an d pin n umbers for J6 and Table 2– 42 lists a compatible mating con nector . Table 2– 41. ZV Port Connector (J6) J6 Pin Name Function 1 - 16 VP0 - VP15 Video Data Inputs 18 VREF Vertical Ref erence Input 20 HREF Horizontal Refer ence Input 22 RSVD [...]

Little Board /P5 x Technical Manua l 2–47 Ethernet Netw ork Interface This section des cribes the hardware of the Ethernet interface and discusses relevant software consideratio ns. Hardware Description The Ethe rnet subsy stem is based o n the AMD Am79C972 PCnet™ Fast+ En hance d 10/100 PCI Ethernet Co ntroller co upled with a Lev el 1, Inc. L[...]

2–48 Network Operating Syst ems The Ethernet interface is typicall y connected in a network cont rolled by a net work operating syst em. The network opera ting syst em may be part of t he computer's operat ing syst em or be provided separa tely. For exampl e, Windows ® NT provides t he network operati ng system a s part of computer's o[...]

Little Board /P5 x Technical Manua l 2–49 ! If yo u plan to boot f rom th e ne twork ( that is, if y ou plan to use the Little Board/P5 x as a diskl ess peripheral or workstat ion), set up a n Ethernet boot PROM. S ee the section, “ Setti ng up a Boot PROM”, belo w, fo r details. ! Install the proper driver for the ne twork operating system y[...]

2–50 Watchdog Timer The purpose of a wa tchdog timer funct ion is to res tart t he system s hould some misha p occur. Possible pro blems inclu de: a failu re to bo ot prop erly; th e applicatio n sof tware losin g contro l; temporary power suppl y problems incl uding spikes , surges, or interference; the fai lure of an interface devi ce; unexpect[...]

Little Board /P5 x Technical Manua l 2–51 Utility Connectors (J16, J24) Seven functio ns app ear on U tility 1, a 16-pin conne ctor at J16. The se are: ! Auxiliary pow er conne ctions ! Power indicator LED ! PC speake r ! Push-b utton rese t switch ! Keyboard interface ! External back-u p battery Table 2– 38 show s the p inout an d sign al defi[...]

2–52 Table 2– 39. J16 Mating Connector Connector Ty pe Mating Connector RIBBON 3M 3452-7600 Latching Clip 3505-8016 DISCRETE W IRE MOLEX Housing 22- 55-2162 Pin 16-02-0103 LED Connection To conne ct an ex ternal LED p ower- on ind ication lamp, co nnect th e LED ano de to J16-5 and the cathode to gro und. J16-5 p rovid es +5V throu gh a 300 oh [...]

Little Board /P5 x Technical Manua l 2–53 Utility 2 Connector (J24) Utility 2, a 24-pin conne ctor at J24 pro vides th e follo wing co nne ctions: ! LIDSW – Simulates th e lid switch on a lap top ! PWRBT – Turns off all but minimum power ! BATLOW – Simulates a lo w battery ! IrDA Interface – Infra-re d serial inte rface sign als ! PS/2 Mo[...]

2–54 PC/104 -Plus EXPA NSION BUS The PC/104 -Plus exp ansion bus ap pears o n three head er con nector s, P1, P2, and J21. P1 is a 64-p in female d ual-row heade r. P2 is a 40-pin female d ual-ro w head er, and J21 is a 120- pin 2mm fe male quad-ro w he ader ( 4 x 30). Th e PC-bus su bset of th e PC/104 -Plus expansion bus connects to P1. T he AT[...]

Little Board /P5 x Technical Manua l 2–55 Using Standard PC and AT Bus Cards Ampro o ffers se veral o ption s that allow y ou to add con ven tional 8-bit an d 16-bit ISA e xpansion cards to the Little Board/ P5 x system. Con tact Ampro fo r furthe r informatio n about o ptional bu s expansion product s. Expansion Bus Connector Pinouts Table 2– [...]

2–56 Table 2– 50. PC/104 Expansion Bus Connector, P1 ( A1-A32) Pin Signal Name Function In/Out A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27 A28 A29 A30 A31 A32 IOCHCK* SD7 SD6 SD5 SD4 SD3 SD2 SD1 SD0 IOCHRDY AEN SA19 SA18 SA17 SA16 SA15 SA14 SA13 SA12 SA11 SA10 SA9 SA8 SA7 SA6 SA5 SA4 SA3 SA[...]

Little Board /P5 x Technical Manua l 2–57 Table 2– 51. PC/104 Expansion Bus Connector, P1 ( B1-B32) Pin Signal Name Function In/Out B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 B22 B23 B24 B25 B26 B27 B28 B29 B30 B31 B32 GND RESETDRV +5V IRQ9 -5V DRQ2 -12V ZW S * +12V N/A SMEMW * SMEMR* IOW IOR DACK3* DRQ3 DACK1* D[...]

2–58 Table 2– 52. PC/104 Expansion Bus Connector, P2 ( C0-C19) Pin Signal Name Function In/Out C0 C1 C2 C3 C4 C5 C6 C7 C8 C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19 GND SBHE LA23 LA22 LA21 LA20 LA19 LA18 LA17 MEMR* MEMW * SD8 SD9 SD10 SD11 SD12 SD13 SD14 SD15 Key Ground Bus High Enable Address bit 23 Address bit 22 Address bit 21 Address bit 20[...]

Little Board /P5 x Technical Manua l 2–59 Table 2– 53. PC/104 Expansion Bus Connector, P2 ( D0-D19) Pin Signal Name Function In/Out D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 D16 D17 D18 D19 GND MEMCS16* IOCS16* IRQ10 IRQ11 IRQ12 IRQ15 IRQ14 DACK0* DRQ0 DACK5* DRQ5 DACK6* DRQ6 DACK7* DRQ7 +5V MASTER* GND GND Ground 16-bit Mem Acces s[...]

2–60 Table 2– 54. PC/104 - Plus Expans ion Bus Connector , P21 (A1-D30) P i n ABCD 1 GND/5.0V KEY 4 Reserved +5 AD00 2 VI/O (+5V) AD02 A D01 +5V 3 AD05 GND AD04 AD03 4 C/BE0* AD07 GND AD06 5 GND AD09 AD08 GND 6 AD11 VI/O (+5V) AD10 M66EN 1 7 AD14 AD13 GND AD12 8 +3.3V C/BE1* AD15 +3.3V 9 SERR* GND SB0* PAR 10 GND PERR* +3.3V SDONE 11 STOP* +3.3[...]

Little Board /P5 x Technical Manua l 2–61 2. The sha ded cells in t he table denot e unsupported si gnals. 3. The KEY p ins are to g uarantee prop er mod ule installatio n. Pin-A1 w ill be remo ved and the female sid e plugg ed f or 5.0V I/O sign als and Pin-D 30 will be mo dified in the same manner f or 3.3V I/O. Both pin s will be remov ed fo r[...]

2–62 Setup Many opti ons provided on the L ittl e Board/P5 x are co ntrolle d by th e Setu p fun ction . The parameters are displayed on s everal screens , selected from a ma in menu screen. To configure t he board, you modi fy the fields i n these s creens and sa ve the result s in the on-b oard configuration memory . The configuration memory co[...]

Little Board /P5 x Technical Manua l 2–63 Table 2– 41 (cont.) . Functions on Eac h Setup Page Page Menu Name Functions 3 BIOS Featur es Setup Enable/disable virus warning m essage Enable/disable internal CPU cac he Enable/disable external c ache Enable/disable quick POST Select boot sequenc e Additional floppy parameters Set NumLoc k default s [...]

2–64 Setup 1 — Main Menu The first Set up page contains a menu for accessing s everal Setup screens, plus s everal additional parameters. Figure 2– 6 s hows Setup page 1. Sections following the figure des cribe each option. CMOS SETUP UTILITY Ampro Computers, Inc. STANDARD CMOS SETUP BIOS FEATURES SETUP CHIPSET FEATURES SETUP POWER MANAGEMENT[...]

Little Board /P5 x Technical Manua l 2–65 Setup 2 — Standard CMOS Setup Use Setup 2 to set the dat e and time, configure your hard and fl oppy disks, and report syst em memory. Fig ure 2– 7 sho ws wh at can be con figure d on Setup 2, an d the se ctions that f ollow d escribe each parameter. STANDARD CMOS Setup Ampro Computers, Inc. Date (mm:[...]

2–66 EIDE Hard Disk Drives The module support s up to two hard di sk drives connected to the IDE int erface. Only hard dis k drives are di rectly support ed in the syst em’s ROM BI OS. IDE CD-ROM dri ves and other IDE- interfaced peri pherals are configured b y software or drivers supplied sepa rately. Physical drive s can have one o r more log[...]

Little Board /P5 x Technical Manua l 2–67 Once you have set the s ystem’s configura tion memory, the IDE drive(s) can b e formatted and otherwise prepa red normally. Refer t o your operating sys tem and dis k drive documentat ion for specific procedures and requirement s. Floppy Drives The ROM BIOS s upports all of the popular DOS-compat ible f[...]

2–68 Setup 3 — BIOS Features Setup Use Setup 3 to set a variety of BIOS feature options . Figure 2– 8 shows wha t can be configured on Setup 3, and the sections that follow describe each parameter. BIOS FEATURES Setup Ampro Computers, Inc. Virus Warning : Disabled CPU Internal Cache : Enabled External Cache : Disabled Quick Power On Self Test[...]

Little Board /P5 x Technical Manua l 2–69 ! Boot Up Nu mLock Status — sets t he default s tate of the k eyboard’s numeri c keypad. On sets the key pad to numbe rs, Off sets the keypad to arr ows. ! Typemati c Rate Setting — enable or di sable t he typematic funct ion (automat ic keyboard k ey repeat). ! Typemati c Rate (ch ars/S) — set th[...]

2–70 Function Keys — functi on keys (F1, F2, etc. ) are entered with t wo keystrok es. The fi rst entry i s “F”, follow ed by the n umber . F10 is simulate d by typ ing “F” an d the n “0”. The WordS tar diamond k eys are al so implemented i dentical t o the MS-DOS editor. ! Ctrl-e = cursor up ! Ctrl-x = cursor down ! Ctrl-d = cursor[...]

Little Board /P5 x Technical Manua l 2–71 Setup 4 — Chipset Features Setup Setup 4 — Ch ipset Fe atures Se tup co ntro ls intern al chipse t featu res. The OEM or end user should never change many of these items, as they specify internal parameters that have been chosen to support the existing motherbo ard design. Change thes e parameters onl[...]

2–72 ! PCI 2.1 Compliance — this paramet er controls the timing of certain P CI bus transactions . Select Enable d only if all PCI dev ices in the system are know n to be co mpliant with Version 2.1 of the PCI s pecificati on. ! Turn on CPU Fan — The fan in terface is co ntrolled by an ex ternal temp erature monitor physically lo cated be low[...]

Little Board /P5 x Technical Manua l 2–73 Setup 5 — Power Management Setup The Little Bo ard/P5 x CPU BIOS incorporates power management features compliant with Advanced Power Man agemen t (APM) BIOS Inte rface Spe cification Re vision 1.1, cre ated by Intel and Micros oft. Setup 5 — Power Ma nagement Setup al lows you to configure your syst [...]

2–74 ! PM Control by APM — when enabl ed, it all ows operating s ystems wi th power management support to control t he modes required for safe operation of s hutdown occurrences. ! Video Off O ption — sets the conditions under which the BIOS powers down t he video (assumi ng your video interface s upports power management ). Select the DPMS o[...]

Little Board /P5 x Technical Manua l 2–75 Setup 6 — PCI Configuration Setup The Little Bo ard/P5 x CPU BIOS incorporates automatic PCI IRQ configurat ion for peripherals. You can, ho wev er, o ver ride the au tomatic f eatur es and sp ecif y PCI IRQ setting s with SETU P 6. Figur e 2– 11 s hows what ca n be configured on SETUP 6. A descript i[...]

2–76 Setup 7 — Integrated Peripherals Setup The peripheral interfaces integrated on t he Litt le Board/P5 x can be configured on Setup 7 — Integrated P eripherals Set up (Figure 2– 12 ). You can configure the IDE port, USB port, floppy controller, IrDA port, serial ports , and parallel port from this screen. INTEGRATED PERIPHERALS SETUP Amp[...]

Little Board /P5 x Technical Manua l 2–77 ! UART2 Mo de — configures the second serial port to be a st andard serial port or for one of the IrDA modes. Ena bling one of the IrDA modes provides acces s to the IR configuration parameters. Available IrDA modes are HPS IR (standard IrDA), ASKIR (amplitude s hift keyed infrare d), f ast IR, or TTL. [...]

[...]

3–1 Chapter 3 Technical Specifications Little Board/P5 x SPECIFICA TIONS The fo llowing section prov ides te chnical spe cification s for the Little Board /P5 x . CPU/Motherboard ! CPU: Pent ium processor ! System RAM: − DIMM module , utilizing 3.3V EDO , or SDRAM me mory chip s − Suppo rts from 16M bytes to 256M bytes to tal RAM − Requires[...]

3–2 − 512 bits available fo r OEM use ! Watchdo g Time r − Selectable Time out: 30 se cond s / 60 secon ds / 90 secon ds / Disable d − Timeout tr iggers hardware reset ! Powerf ail NMI trigge rs when +5 Volt pow er dro ps belo w +4.7 Volts. On-board Peripherals This s ection describ es standa rd peripherals found on every L ittle Boa rd/P5x[...]

Little Board /P5 x Technical Manua l 3–3 − Suppo rts UltraSCSI data transf ers at up to 20 MB/sec − On-board active terminators for low current drain − Built-in Adaptec SCSI-BIOS − Compatible w ith standard SCSI d river prod ucts that are ASPI- comp atible ! PCI Flat Panel/CRT Video Co ntroller − Supports CRT , LCD, and video (NTS C, PA[...]

3–4 Support Software ! Ampro embedded PC-BIOS fea tures: − Watchdo g time r (WD T) supp ort − Fas t boot opt ions − Fail-safe bo ot log ic − Batt ery-free boot − Serial console option − Serial l oader option − EEPROM access functions − Advanced Power Mana gement (APM) s upport − Large hard dis k Logical Block Addressing (LBA) s [...]

Little Board /P5 x Technical Manua l 3–5 Table 3– 1. Power Requirements CPU Spee d DOS Prompt EDO DRA M A mps / Watts Maximum EDO DRA M A mps / Watts DOS Prompt SDRA M A mps / Watts Maximum SDRA M A mps / Watts 166MHz Tillamook 1.963 /9.815 2.105 / 10.525 2.080 / 10.401 2.173 / 10.864 266MHz Tillamook 2.242 / 11.204 2.352 / 11.759 2.346 / 11.72[...]

3–6 Note Panel tech nolog y is chan ging rap idly. Flat p anel sup port in th e Little Board/P5x ROM BIO S will chang e fro m time to time to maintain compatibility with current pane l techno logy. Table 3– 2. Flat Panel Controller Dis play Capabilities Resolution CRT Colors Mono LCD Gray Scales DD STN LCD Colors 9-bit TF T LCD Color Video Mem [...]

Little Board /P5 x Technical Manua l 3–7 Table 3– 3. Supported CRT Video Modes—Standard VG A Mode Display Mode Colors Text Font Pix els Clock (MHz) Horiz (KHz) Vert (Hz) 0+, 1+ Text 16 40x25 40x25 40x25 9x16 8x14 8x8 360x400 320x350 320x200 28.322 25.175 25.175 31.5 70 2+, 3+ Text 16 80x25 80x25 80x25 9x16 8x14 8x8 720x400 640x350 640x200 28.[...]

3–8 Table 3– 4. Supported CRT Video Modes—Standard VG A (Cont.) Mode Display Mode Colors Text Font Pix els Clock (MHz) Horiz (KHz) Vert (Hz) E P lanar 16 80x25 8x8 640x200 25.175 31.5 70 F Planar Mono 80x25 8x14 640x350 25.175 31.5 70 10 Planar 16 80x25 8x14 640x350 25.175 31.5 70 11 Planar 2 80x30 8x16 640x480 25.175 31. 5 60 12 Planar 16 80[...]

Little Board /P5 x Technical Manua l 3–9 Table 3– 5. Supported CRT Video Modes—Extended Res olution Mode Display Mode Colors Text Font Pix els Clock (MHz) Horiz (KHz) Vert (Hz) Mem. CRT 20 4-bit Linear 16 80x30 8x16 640x480 25. 175 31.5 60 512K a, b, c 22 4-bit Linear 16 100x37 8x16 800x600 40.000 37. 5 60 512K b,c 24 4-bit Linear 16 128x48 8[...]

3–10 Table 3– 6. Supported CRT Video Modes—High Refres h Mode Display Mode Colors Text Font Pix els Clock (MHz) Horiz (KHz) Vert (Hz) Mem. CRT 12 Planar 16 80x30 8x16 640x 480 31.500 37.5 75 256K b, c 30 8-bit Linear 256 80x30 8x16 640x480 31.500 37.5 75 256K c 79 P acked P ixel 256 80x30 8x16 640x480 31.500 37.5 75 512K c 6A,70 Planar 16 100[...]

Little Board /P5 x Technical Manua l 3–11 A mpro Product Reliability Testing Regulatory testing Know ing th at many em bedd ed syste ms must qu alify un der EMC e mission s and susce pibility testing, A mpro desig ns board s with ca refu l attentio n to EMI issues. Bo ards are te sted in standar d enclo sure s to en sure that they can p ass such [...]

[...]

A–1 Appendix A Contacts To contact the PC/104 Consortiu m for a co py o f the p ropo sed PC/104 -Plus specificatio n: PC/104 Consortium 849 Indepe ndence Avenu e, Suite B Mountain Vie w, CA 94043 Teleph one : 415 903-8304 FAX: 415 967-0995 EPP and ECP Operation The board’s parallel po rt is compliant with the IEEE-1284 Ex tended Capabilitie s P[...]

[...]

B–1 Appendix B Cables Cables include d in the Quick Start K it (LB3-P5X-K- 00) and th e Cable K it (CBL-P5X-Q -01) are detailed in this sectio n. The se cables are inte nde d for u se durin g you r applicatio n dev elop ment, and are on ly show n he re to aid y ou in th e desig n of cable s for yo ur particu lar application.[...]

B–2[...]

Little Board /P5 x Technical Manua l B–3[...]

B–4 0800805[...]

Little Board /P5 x Technical Manua l B–5 080080 5[...]

B–6[...]

Little Board /P5 x Technical Manua l B–7 08 00 57 5 A[...]

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ix Index A AAN-9403, Serial bo ot, 2-20 Active termin ators, SCSI, 2-39 Analog vid eo, 2- 45 ANSI X3.131, 2-38 APM, video , 2-43 architecture, 1-11 serial console arrow keys, 2-21 ASCII terminal, 2-20 B backspace, serial co nsole, 2-21 battery, 2-9 Battery-backe d clock, 2-15 block diagram, 1- 11 boot PR OM, Ethernet , 2-50 Boot PR OM, Ethernet , 2[...]

Little Board /P5x Tec hnical Man ual x expansion bus , 1-2 Expansion bus, 2-55 External Vi deo Overlay Connector (J6 ), 2-47 F fast IR, 2-24 FIR, 2-24 Flat panel co ntrast, 2-44 Flat pa nel displays , 3-5 Flat panel v ideo , 2-40 Flat Panel Vide o Conn ector ( J3), 2-41, 2- 42 Floppy co nnecto r (J14), 2- 33 floppy disk s etup, 2-66 floppy drives, [...]

Little Board /P5 x Technical Manua l xi power, DC, 2-8 Powerf ail NMI, 2-9 Printer port, 2-25 Pushbutto n rese t, 2-53 R real-time clock, 2-9 Real-time cloc k, 2-15 regulato ry testing , 1-5, 3-11 Reset, pu shbutto n, 2-53 S SCSI connecto r (J9), 2-38 SCSI in terface , 1-4, 2-38 Serial boot, 2- 20 serial console , 2-20 Serial console , 2-70 serial [...]