Ampro Corporation LITTLE BOARD P5X Hardware User Manual Download Page 97

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3–1

Chapter 3

Technical Specifications

Little Board/P5

SPECIFICATIONS

The following section provides technical specifications for the Little Board/P5

CPU/Motherboard

CPU: Pentium processor

System RAM:

−

DIMM module, utilizing 3.3V EDO, or SDRAM memory chips

−

Supports from 16M bytes to 256M bytes total RAM

−

Requires 60 Ns or faster DRAMS, without parity

512K level-two cache, synchronous-burst

Shadow RAM support provides fast system BIOS and video BIOS execution

15 interrupt channels (8259-equivalent)

7 DMA channels (8237-equivalent)

3 programmable counter/timers (8254-equivalent)

Standard PC/AT keyboard port

Standard PC speaker port with .1 watt output drive

Battery-backed real-time clock and CMOS RAM:

−

Up to 10 year battery life

−

Supports battery-free operation

Ampro Extended BIOS

Embedded-PC System Enhancements

Compact Flash Socket:

−

Usable with standard Compact Flash modules

−

Equivalent to an IDE drive

OEM Flash Memory (available with 1M byte Flash BIOS option)

−

768K OEM Flash memory is available for OEM use

4K-bit configuration EEPROM:

−

Stores system Setup parameters

−

Supports battery-free boot capability

Summary of Contents for LITTLE BOARD P5X

Page 1: ...Little Board P5x P N 5001351 Revision C 4757 Hellyer Avenue San Jose CA 95138 Phone 408 360 0200 FAX 408 360 0222 Web www ampro com ...

Page 2: ...rs Incorporated makes no representations or warranties with respect to the contents of this manual or of the associated Ampro products and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose Ampro shall under no circumstances be liable for incidental or consequential damages or related expenses resulting from the use of this product even if it has...

Page 3: ...ons 1 9 Switch Descriptions S1 S4 1 10 Product Reference Overview 2 1 Mounting Dimensions 2 2 Connector Summary 2 3 Jumper Summary 2 7 DC Power 2 8 Power Requirements 2 8 Powerfail NMI 2 9 Backup Battery 2 9 Cooling Requirements 2 9 System Memory 2 11 ROM BIOS 2 11 Shadowing 2 11 BIOS Recovery 2 12 Interrupt and DMA Channel Usage 2 12 Battery Backed Clock 2 15 Serial Ports 2 15 I O Addresses and I...

Page 4: ...aration 2 36 UltraSCSI INTERFACE 2 36 UltraSCSI Connector 2 36 SCSI Interface Configuration 2 37 Flat Panel CRT Video Controller 2 39 Connecting a Flat Panel J3 2 39 BIOS Support of Standard Flat Panels 2 42 The LCD Bias Supply Option J4 2 42 Connecting a CRT J5 2 44 ZV Port Interface J6 2 45 Disabling the Video Controller 2 46 Ethernet Network Interface 2 47 Hardware Description 2 47 Ethernet RJ ...

Page 5: ...Peripherals Setup 2 76 Technical Specifications Little Board P5x SPECIFICATIONS 3 1 CPU Motherboard 3 1 Embedded PC System Enhancements 3 1 On board Peripherals 3 2 Support Software 3 4 Mechanical and Environmental Specifications 3 4 Ampro Product Reliability Testing 3 11 Regulatory testing 3 11 Shock and Vibration Testing 3 11 ISO 9001 Manufacturing 3 11 Wide range temperature testing 3 11 Append...

Page 6: ...uct is available from 8 00 AM to 5 00 PM Pacific Time Monday through Friday When you call please have the product s technical manual and the product available Table i lists contact information for Ampro technical support Table 0 1 Technical Support Contact Information Telephone 800 966 5200 USA or 408 360 0200 FAX 408 360 0226 Email techsupport ampro com Website http www ampro com FTP ftp ftp ampr...

Page 7: ...id state IDE drive support Standard PC keyboard and speaker interfaces In addition Ampro has made many improvements to the architecture and firmware of the traditional desktop PC to optimize it for embedded applications Among the many embedded PC enhancements that ensure fail safe embedded system operation and application versatility are a watchdog timer a powerfail NMI generator serial console su...

Page 8: ...olatile EEPROM The board can use this information should the RTC battery fail Serial console option Lets you use a serial device such as an ASCII serial terminal as console Serial loader option Supports loading boot code from an external serial source EEPROM access function 256 bits of serial EEPROM storage are available to the user useful for serialization copy protection security etc OEM customi...

Page 9: ...E drive in your system When installed it becomes one of the two IDE drives supported by the primary EIDE disk controller It can be configured as either an IDE master or slave drive Serial Ports The Little Board P5x provides four PC compatible RS 232C serial ports implemented using 16C550 type UARTs These UARTs are equipped with 16 byte FIFO buffers to improve throughput Serial 1 through Serial 4 a...

Page 10: ... All standard resolutions up to 1600 x 1200 pixels and up to 16 7 million colors are supported Refer to Chapter 4 for detailed video specifications 2M bytes of SDRAM video memory are standard The display controller features High speed PCI Architecture The video controller provides an optimized PCI bus path between the CPU and SDRAM video memory Graphical User Interface GUI Accelerator The Chips an...

Page 11: ...sion critical environments without operator intervention Over the years Ampro has evolved system designs and a comprehensive testing program to ensure a reliable and stable system for harsh and demanding applications These include ISO 9001 Manufacturing Ampro is a certified ISO 9001 vendor Regulatory testing Knowing that many embedded systems must qualify under EMC emissions and suscepibility test...

Page 12: ... the DOS command line using a utility program SETCMOS EXE available on the Little Board P5x Utilities diskette Designing Little Board Systems The Little Board 5Px CPU affords a great deal of flexibility in system design You can build a system using only the Little Board serial or parallel devices for input output and a solid state disk drive On board MiniModule Expansion The simplest way to expand...

Page 13: ...Little Board The Development Platform provides a known good environment for your development work You can install the Little Board P5x MiniModules or conventional expansion boards keyboard monitor and I O devices to quickly create a platform for your hardware and software engineering needs Often Development Platforms are used in repair and support facilities as well and on the production floor for...

Page 14: ...ternal power supply connections and so forth Figure 1 2 is an illustration of the I O Development board showing the connectors and switches that are provided Figure 1 2 I O Development Board Table 1 1 summarizes the connectors available on the I O Development Board 2 600 2 355 1 855 1 655 330 0 0 0 200 2 800 2 705 1 985 1 531 0 820 0 200 0 0 0 729 1 604 1 700 2 295 3 350 3 500 0 200 0 0 0 100 0 32...

Page 15: ...art Kit connect a ribbon cable between J5 on the I O Development Board and J16 on the Little Board If you install the Little Board on the Little Board Development Platform it is not necessary to connect Utility 1 signals to the I O Development Board The Utility 1 features are already provided on the Development Platform J2 Mouse If you connect J1 to J24 on the Little Board you can use J2 to connec...

Page 16: ... There are four switches on the I O Development Board They are identified by silkscreen designations S1 S2 S3 and S4 Table 1 3 describes each switch function Switch Name Description S1 Lid Power management input causes an SMI to simulate a laptop lid closure S2 Pwr Power management input push button switch when pushed for 6 seconds it powers down the board When pressed again the board powers up S3...

Page 17: ...k diagram of the Little Board P5x architecture CPU USB 2 Serial EEPROM Temp IDE 4 Compact Flash MTXC DRAM DIMM PIIX4 SCSI Video 100BaseT Ethernet Memory Cache PCI 120 Bus PC 104 Bus Multi I O Multi I O Floppy Parallel Serial 1 2 Keyboard Mouse Serial 3 4 BIOS RTC Buffer Figure 1 3 System Block Diagram ...

Page 18: ......

Page 19: ...r Summary page 2 7 CPU Topics page 2 9 DRAM page 2 11 Power Interface page 2 8 Serial Ports page 2 15 Universal Serial Bus USB Ports page 2 22 IrDA Port page 2 23 Parallel Port page 2 23 Floppy Interface page 2 31 EIDE Hard Disk Interface page 2 33 UltraSCSI Interface page 2 36 Flat Panel CRT Video Controller page 2 39 Ethernet Network Interface page 2 47 Watchdog Timer page 2 50 Utility Connector...

Page 20: ... 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 2 900 0 200 100 400 125 HOLES 250 PADS 8 Places 1 1 1 1 1 1 1 1 1 J9 J10 J100 J12 J17 J16 J11 J13 J21 J14 J15 J24 J30 J20 J7 1 1 1 1 2 500 1 900 J18 J19 0 300 0 080 5 365 5 225 650 1 050 1 065 375 404 900 930 1 1 1 J22 J23 Figure 2 1 Mounting Dimensions ...

Page 21: ... summarizes the use of the I O connectors Each interface is described in its own section showing connector pinouts signal definitions required mating connectors and configuration jumper options Many of the connectors have a key pin removed This allows you to block the corresponding cable connector socket to help prevent improper assembly Table 2 1 indicates which pins are key pins ...

Page 22: ... 20 pin None J12 IDE1 Interface 40 pin 20 J13 Serial 3 and Serial 4 20 pin None J14 Floppy Interface 34 pin 6 J15 Parallel Port 26 pin 26 J16 Utility 1 16 pin None J17 IDE2 Interface 40 pin 20 J18 J19 CPU Power Supply Factory 12 8 pin Mechanical Key J20 COM1 RS 485 2 pin J21 PCI Bus 120 pin A1 D30 J22 Ethernet Option 6 pin None J23 Compact Flash 50 pin Mechanical Key J24 Utility 2 24 pin None J25 ...

Page 23: ...ing or customize your installation in other ways Precise dimensions for locating connectors are provided in Figure 2 1 The ISA portion of the PC 104 Plus expansion bus appears on connector J1 A B C D You can expand the system with on board MiniModule products or other PC 104 compliant expansion modules These modules stack directly on the connectors or use conventional or custom expansion hardware ...

Page 24: ...2 6 Figure 2 2 Connector and Jumper Locations ...

Page 25: ... Configuration Jumper Summary Jumper Group Function Default W1 Serial 1 RS 485 100 Ohm Termination ON Terminated OFF Unterminated OFF W2 SCSI Termination Power ON Connects Termination Power to SCSI Bus OFF W3 W4 W5 Bus CPU Speed Setting Factory settings do not change As Req d W6 CPU Voltage Factory setting do not change 1 2 3 3V 2 3 2 5V As Req d W7 Serial 3 RS 485 100 Ohm Termination this is a fa...

Page 26: ...BIOS Flash EPROM An on board low voltage power supply circuit provides power to low voltage CPUs and certain other on board components An optional Vee power supply can be attached to supply Vee power to an LCD flat panel The exact power requirement of the Little Board P5x system depends on several factors including the installed memory devices SCSI bus termination CPU speed the peripheral connecti...

Page 27: ...t this point you have two options via the keyboard You can mask the NMI and continue the PC architecture provides a mask bit for the non maskable interrupt or reboot the system If you want your system to respond to the NMI you can provide an NMI handler in your application and patch the NMI interrupt vector address to point to your routine Backup Battery Real Time Clock Battery The real time clock...

Page 28: ... the temperature sensor signals the BIOS to reduce the CPU clock speed This speed reduction remains in effect until the processor has cooled to the lower sensor limit Fan Switch Power to the CPU cooling fan can be turned on or off under control of the board s thermal management logic To take advantage of the automatic fan switch connect the fan to J28 Figure 2 3 illustrates how to connect the fan ...

Page 29: ...ended memory 0E0000h 0FFFFFh 128K ROM BIOS 0D0000h 0DFFFFh BIOS extension option if enabled Otherwise free 0CB000h 0CFFFFh USB 0C0000h 0CAFFFh Video BIOS 44K 0A0000h 0BFFFFh Normally contains video RAM as follows CGA Video B8000 BFFFFh Monochrome B0000 B7FFFh EGA and VGA video A0000 AFFFFh 000000h 09FFFFh Lower 640K DRAM ROM BIOS The standard BIOS is installed in a 256K byte Flash device at the fa...

Page 30: ... 104 connectors on the CPU Plug the two wire cable into J1 on the BIOS Extension Board and plug the other end into W10 of the CPU Power the system up The CPU should boot If it does not the Little Board P5x should be returned to Ampro for servicing Once the system has booted remove the cable from W10 on the CPU Replace the shunt on W10 of the CPU Use PGM5X COM to write a new copy of the BIOS or fir...

Page 31: ...l 1 Serial 3 shared PCI Floppy controller Parallel port option IRQ8 IRQ9 IRQ10 IRQ11 IRQ12 IRQ13 IRQ14 IRQ15 Reserved for battery backed clock alarm PCI PCI PCI PS 2 Mouse Reserved for coprocessor Primary IDE hard disk controller Secondary IDE hard disk controller Note IRQs for the Ethernet Video and SCSI interfaces are automatically assigned by the BIOS plug and play logic PCI Interrupts assigned...

Page 32: ...unction 0 1 2 3 Available for 8 bit transfers Available for 8 bit transfers Floppy controller Available for 8 bit transfers 4 5 6 7 Cascade for channels 0 3 Available for 16 bit transfers Available for 16 bit transfers Available for 16 bit transfers ...

Page 33: ...nd Serial 2 at J11 and Serial 3 and Serial 4 at J13 All ports support software selectable standard baud rates up to 115 2K bits second 5 8 data bits and 1 1 5 or 2 stop bits Note that the IEEE RS 232C specification limits the serial port to 19 2K bits second on cables up to 50 feet in length I O Addresses and Interrupt Assignments The serial ports appear at the standard port addresses as shown in ...

Page 34: ...2 to Serial 4 Serial Port Connectors J11 J13 Serial 1 and Serial 2 appear on connector J11 Serial 3 and Serial 4 appear on connector J13 Table 2 11 gives the connector pinout and signal definitions for J11 and J13 Both connectors are wired the same In addition the table indicates the pins to which each signal must be wired for compatibility with DB25 and DB9 connectors The serial port pinout is ar...

Page 35: ...13 11 12 13 14 15 16 17 18 19 20 DCD DSR RXD RTS TXD CTS DTR RI GND TXT Data Carrier Detect Data Set Ready Receive Data Request To Send Transmit Data Clear to Send Data Terminal Ready Ring Indicator Signal Ground TxD at TTL level IN IN IN OUT OUT IN OUT IN 8 6 3 4 2 5 20 22 7 1 6 2 7 3 8 4 9 5 Table 2 12 J11 and J13 Mating Connector Connector Type Mating Connector RIBBON 3M 3421 7600 Latching Clip...

Page 36: ... pair cable be terminated with 100 ohm resistors You can terminate the RS 485 interface on J20 with a resistor provided on the LittleBoard P5x To terminate the line install a jumper on W1 as shown in Table 2 15 Table 2 15 RS 485 Termination W1 Result On Connects a 100 ohm termination resistor between J20 1 and J20 2 Off No termination Serial TTL Option Serial 2 and Serial 4 can be configured for T...

Page 37: ...utility programs used to support serial booting and serial downloading Serial Console Features You can connect a device such as an ASCII video terminal or PC running a video terminal emulation program to either serial port to act as your system console To use the serial console features connect a serial console device to Serial 1 or Serial 2 Use Setup to enable the serial console feature When enab...

Page 38: ...on Using Arrow Keys During Setup During Setup the serial console arrow keys and function keys must be simulated The arrow keys are simulated with the substitute keystrokes shown in Table 2 17 Table 2 17 Arrow Key Substitutions Function Substitute Keys Up or Ctrl e Down v or Ctrl x Right or Ctrl d Left or Ctrl s PgUp Ctrl r PgDn Ctrl c To simulate the function keys enter two keystrokes an F followe...

Page 39: ...P5x Technical Manual 2 21 ports With the port deleted from the COM port table DOS cannot change its parameters Because it is not listed in the BIOS COM port table it is not assigned a COMn designation COM1 COM2 etc ...

Page 40: ...a a power wire a ground wire and a shield wire The USB port signals appear on J24 the Utility2 connector as shown in Table 2 18 Table 2 18 USB Port Pinout on Utility2 Connector J24 Pin Signal Name Function 15 USBPWR1 USB1 5 Volt Power 17 USBP 1 USB1 Data 19 USBP 1 USB1 Data 21 USBGND1 Ground 23 SHIELD1 Cable Shield for USB1 16 USBPWR2 USB2 5 Volt Power 18 USBP 2 USB2 Data 20 USBP 2 USB2 Data 22 US...

Page 41: ...l components The IrDA port uses the second serial port to drive its internal encoder decoder When using the IrDA interface you cannot use serial 2 as an RS 232 port IrDA Connector Part of J24 The IrDA port pinout is listed in Table 2 19 Table 2 19 IrDA Interface Pinout J24 Pin Signal Name Function 4 IRMODE IRRXB Fast IR Receive Mode Output 5 IRTX IR Transmit 6 IRRXA IR Receive SIR There are two po...

Page 42: ... and Interrupt Selection I O Address Interrupt Primary 378h 37Fh 7 Secondary 278h 27Fh 5 Secondary 3BCh 3BFh 7 Disable None None ROM BIOS Installation of Parallel Ports Normally the BIOS assigns the name LPT1 to the primary parallel port and LPT2 to the secondary parallel port if present and so on However the BIOS scans the standard addresses for parallel ports and if it only finds a secondary por...

Page 43: ...the manufacturer s part numbers for mating connectors Table 2 22 gives the connector pinout and signal definitions for the parallel port In addition the table indicates the pins to which each signal must be wired for compatibility with a standard DB25 connector Normally the PC parallel port uses a female DB connector Table 2 21 J15 Mating Connector Connector Type Mating Connector RIBBON 3M 3399 76...

Page 44: ... Out 14 4 ERROR Printer Error In 15 6 INIT Initialize Printer Out 16 8 SELIN Selects Printer Out 17 26 KEY Key Pin N A Note For maximum reliability keep the cable between the board and the device it drives to 10 feet or less in length IEEE 1284 compliant Cables Using the parallel port for high speed data transfer in ECP EPP modes requires special cabling for maximum reliability Some of the paramet...

Page 45: ... 0 Base address 4 EPP Data Port 1 Base address 5 EPP Data Port 2 Base address 6 EPP Data Port 3 Base address 7 Note EPP registers are only accessible when in EPP mode Standard and Bi Directional Operation You can use the parallel port as a standard output only printer port or as a PS 2 compatible bi directional data port with up to 12 output lines and 17 input lines The bi directional mode can be ...

Page 46: ...llel port direction to output MOV DX 37Ah IN AL DX AND AL 0DFh clear bit 5 OUT DX AL Using the Control Lines for Additional I O Besides the eight data lines you can use the four control lines STB AUTOFD INIT and SELIN as general purpose output lines Similarly you can use the five status lines ERROR SLCT PE ACK and BUSY as general purpose input lines You can read the four control lines and use them...

Page 47: ...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 High High High 6 10 14 18 22 26 30 34 2 3 4 5 6 7 8 9 STATUS 379h 0 1 2 3 4 5 6 7 TMOUT 0 0 ERROR SLCT PE ACK IRQ BUSY In In In In In In Low High High Low High 8 50 46 38 42 15 13 12 10 11 CONTROL 37Ah 0 1 2 3 4 5 6 7 STB AUTOFD INIT SELIN IRQE PCD 1 1 Out Out Out Out Low Low High High High High 2 4 12 16 1 14...

Page 48: ...dge Reflects the status of the ACK input 0 indicates a printer received a character BUSY Busy Reflects the complement of the BUSY input 0 indicates a printer is busy STB Strobe This bit is inverted and output to the STROBE pin AUTOFD Auto feed This bit is inverted and output to the AUTOFD pin INIT Initiate output This bit is output to the INIT pin SELIN Printer select input This bit is inverted an...

Page 49: ...oth drives must be jumpered to the second drive select Floppy Cable For systems with two drives use a floppy cable with conductors 10 16 twisted between the two drives This is standard practice for PC compatible systems Drive Termination Resistive terminations should be installed only on the drive connected to the last interface cable connector farthest from the board Near end cable termination is...

Page 50: ... 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 1 33 RPM RWC N A N A IDX MO1 DS2 DS1 MO2 DIRC STEP WD WE TRKO WP RDD HS DCHG all odd Speed Precomp Not used Key pin Index Pulse Motor On 1 Drive Select 2 Drive Select 1 Motor On 2 Direction Select Step Write Data Write Enable Track 0 Write Protect Read Data Head Select Disk Change Signal grounds OUT N A N A IN OUT OUT OUT OUT OUT OUT OUT OUT IN IN IN O...

Page 51: ...CD ROM drives The primary IDE interface appears at connector J12 a 40 pin dual row connector The secondary IDE interface appears at connector J17 also a 40 pin dual row connector Table 2 27 shows the interface signals and pin outs for the IDE interface connectors Table 2 30 shows manufacturer s part numbers for mating connectors Note For maximum reliability keep IDE drive cables less than 18 inche...

Page 52: ... bit 4 I O 10 HOST D11 Data bit 11 I O 11 HOST D3 Data bit 3 I O 12 HOST D12 Data bit 12 I O 13 HOST D2 Data bit 2 I O 14 HOST D13 Data bit 13 I O 15 HOST D1 Data bit 1 I O 16 HOST D14 Data bit 14 I O 17 HOST D0 Data bit 0 I O 18 HOST D15 Data bit 15 I O 19 GND Ground OUT 20 KEY Keyed pin N C 21 DRQ0 DMA Request 0 OUT 22 GND Ground OUT 23 HOST IOW Write strobe OUT 24 GND Ground OUT 25 HOST IOR Rea...

Page 53: ...e Setup to specify your IDE hard disk drive types Refer to the Setup section beginning on page 2 62 for details If you do not find a drive type whose displayed parameters match the drive you are using use drive type USER It allows you to manually enter the drive s parameters The drive manufacturer provides the drive parameters check the drive s documentation for the proper values to enter If you a...

Page 54: ... and programmed can be used as a boot drive To do so you must configure the drive to be master by installing a jumper on W12 First FDISK the device as a primary DOS partition then format the drive using the S option to include the DOS operating system UltraSCSI INTERFACE The Little Board P5x features an optional PCI Small Computer System Interface UltraSCSI controller This subsystem is available b...

Page 55: ... RIBBON 3M 3425 7600 Latching Clip 3505 8050 DISCRETE WIRE MOLEX HOUSING 22 55 2502 PIN 16 02 0103 SCSI Interface Configuration Enable or disable the SCSI interface using Setup Refer to the Setup description beginning on page 2 62 Interrupt Request Assignment The SCSI interface is a PCI peripheral and is assigned to a PCI interrupt using the plug and play logic in the BIOS No user setup is require...

Page 56: ...I bus and a self resetting fuse to prevent damage to the board should the output become shorted The fuse resets automatically when the short is removed SCSI ID Every SCSI device must be configured for a specific SCSI bus ID between 0 and 7 The default ID for the SCSI controller is 7 and should not be used by peripherals you attached to the SCSI bus Set disk drive and other SCSI target device IDs t...

Page 57: ... Vee Supply Option refer to its section below CRT J5 10 pin Shrouded 100 Header Provides connections for a CRT display To connect to a standard CRT cable use a short transition cable to a DB 15 connector The pinout for a transition cable is provided below ZV Port J6 26 pin 2mm Header Provides connections for external video overlay signals Connecting a Flat Panel J3 Signals for a wide range of flat...

Page 58: ...le backlight Power control for panel backlight Active high 36 EBKL Enable backlight Power control for panel backlight Active low 38 ENAVEE Enable Vee active high Power sequencing control for panel bias voltage This signal is sent to the optional Vee supply board to control Vee output 39 ENAVDD Enable Vdd Power sequencing control for panel driver electronics Vdd Active high This signal is used to s...

Page 59: ...MOLEX Housing 22 55 2162 Pin 16 02 0103 Power Sequencing Some LCD flat panel displays can be damaged when its various voltages and data signals are applied at power up This can result in damage to the panel or reduction of its operational life The on board video controller provides switched power lines that apply power and data signals in the proper sequence controlled by the video BIOS The board ...

Page 60: ...n board Flash device using a utility called PGM5X COM supplied by Ampro on the utility disk that comes with the Little Board P5x Development Platform Remove W11 to write protect the on board Flash device PGM5X is a DOS utility designed to write to the on board Flash device The on board Flash device contains the system s BIOS the video BIOS the SCSI BIOS Instructions for this utility are provided o...

Page 61: ...ee W1 1 2 Positive Vee W1 2 3 Note Incorrect Vee polarity or voltage can damage an LCD panel Set the polarity and voltage on the Vee supply before connecting the LCD panel Attaching an External Contrast Control Vee controls the contrast of the LCD display Do not confuse this with a backlight which illuminates the screen using one or more fluorescent tubes Backlights generally require a high voltag...

Page 62: ...stor values as follows Ra 270 24 1 5 1 12 Ra 6K Ω Rb 270 20 1 5 1 12 6 Rb 3 9K Ω In this example you would use 6K Ω for Ra and a 3 9K Ω potentiometer for Rb Connecting a CRT J5 Analog video signals from the video controller appear on a 10 pin dual row header J5 These signals are compatible with the standard video monitors commonly used with desktop PCs Specifications for compatible monitors are pr...

Page 63: ...ON 3M 3473 7600 Latching Clip 3505 8010 DISCRETE WIRE MOLEX HOUSING 22 55 2102 PIN 16 02 0103 ZV Port Interface J6 This section describes the ZV port interface J6 The ZV port is a PCMCIA standard for video input The ZV port can be used to receive video data in either RGB or YUV format The input data can be scaled positioned and can overlay the Little Board P5x s VGA data stream It can use color ke...

Page 64: ...on 1 16 VP0 VP15 Video Data Inputs 18 VREF Vertical Reference Input 20 HREF Horizontal Reference Input 22 RSVD Reserved 24 PCCK PC 26 PCLK Video Clock Output DCLK or DCLK 2 17 19 21 23 25 Ground Table 2 42 J6 Mating Connector Mating Connector Discrete Wire Molex Housing 51110 2650 Molex Pin 50394 8051 Disabling the Video Controller The video controller can be disabled in Setup There are no jumpers...

Page 65: ...Low power energy modes Ethernet RJ 45 Interface Connector J7 Connector J7 is a standard RJ 45 jack for connecting directly to an Ethernet network using category 5 UTP STP cabling Table 2 436 lists the signals and pin numbers of the Ethernet connector J7 Table 2 436 Ethernet RJ 45 Connector J4 J7 Pin Function 1 TX 2 TX 3 RX 6 RX 4 5 7 8 Signal Common Ethernet Interface Software Manufacturer s Ether...

Page 66: ...operating systems Network OS Drivers The Little Board P5x Ethernet subsystem uses AMD PCnet family drivers available from AMD The driver is the only unique software you need to use the Little Board P5x The supported network operating systems provide the other software layers normally provided in the OSI model These include AHSM ODI Drivers DOS OS 2 Server CHSM ODI Driver for NetWare 5 0 NDIS 2 0 1...

Page 67: ...d AMD PCnet boot PROM code from AMD s Website You install the boot PROM code in the on board OEM Flash memory device Briefly these are the steps you take Install jumper W11 to write enable the Flash device Program your boot PROM code into the Flash device using a utility called PGM5X COM supplied by Ampro on the utility disk that comes with the Little Board P5x Development Platform Remove jumper W...

Page 68: ... application software to start and stop the watchdog timer function The initial time out should be set using SETUP to be long enough to guarantee that the system can boot and pass control to the application Then the application must periodically retrigger the timer by reading I O Port 201h so that the time out does not occur If the time out does occur the system will respond in a manner determined...

Page 69: ...2 39 shows manufacturer s part numbers for both types of mating connectors Table 2 38 Utility Connector J16 Pin Signal Name Function 1 12V power Connect external 12V supply here for distribution to expansion cards needing this voltage 2 Ground Ground return 3 5V power Connect external 5V supply here for distribution to expansion cards needing this voltage 4 Ground Ground return 5 LED Anode LED cur...

Page 70: ...for an explanation of the PC speaker circuit architecture Push button Reset Connection J16 9 provides a connection for an external normally open momentary switch to manually reset the system Connect the other side of the switch to ground The reset signal is de bounced on the board Keyboard Connection You can connect an AT not PC keyboard to the keyboard port J16 11 through J16 14 provide this func...

Page 71: ...unction Pin Signal Name Function 1 LIDSW Lid Switch Input 2 PWRBT Power Button Input 3 BATLOW Battery Low Input 4 IRMODE IrDA Mode 5 IRTX IrDA Transmit 6 IRRX IrDA Receive 7 Ground 8 Vcc 9 MDATA PS 2 Mouse Data 10 MCLK PS 2 Mouse Clock 11 Ground 12 Vcc 13 SMBCLK Serial Bus Clock 14 SMBDATA Serial Bus Data 15 USBPWR1 USB1 5V Power 16 USBPWR2 USB2 5V Power 17 USBP 1 USB1 Data 18 USBP 2 USB2 Data 19 ...

Page 72: ...Little Board P5x expansion bus The buffered output signals to the expansion bus are standard TTL level signals All inputs to the Little Board P5x operate at TTL levels and present a typical CMOS load to the expansion bus On board MiniModule Expansion You can install one or more Ampro MiniModule products or other PC 104 modules on the Little Board P5x expansion connectors When installed on P1 and P...

Page 73: ...or from the Utility 1 connector J16 12V can be supplied through J10 4 If a PCI peripheral board requires 3 3V you can attach this voltage to J10 5 You do not need to add a 12V supply to program the on board Flash device that stores the ROM BIOS video BIOS SCSI BIOS and optional Ethernet boot PROM code An on board supply provides the programming voltage This supply however does not provide power to...

Page 74: ... NMI input Data bit 7 Data bit 6 Data bit 5 Data bit 4 Data bit 3 Data bit 2 Data bit 1 Data bit 0 Processor Ready Ctrl Address Enable Address bit 19 Address bit 18 Address bit 17 Address bit 16 Address bit 15 Address bit 14 Address bit 13 Address bit 12 Address bit 11 Address bit 10 Address bit 9 Address bit 8 Address bit 7 Address bit 6 Address bit 5 Address bit 4 Address bit 3 Address bit 2 Add...

Page 75: ...GND GND Ground System reset signal 5 Volt power Interrupt request 9 To J16 3 DMA request 2 To J16 1 Zero wait state To J10 1 Keyed pin Mem Write lwr 1MB Mem Read lwr 1MB I O Write I O Read DMA Acknowledge 3 DMA Request 3 DMA Acknowledge 1 DMA Request 1 Memory Refresh Sys Clock Interrupt Request 7 Interrupt Request 6 Interrupt Request 5 Interrupt Request 4 Interrupt Request 3 DMA Acknowledge 2 DMA ...

Page 76: ...A18 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 Address bit 19 Address bit 18 Address bit 17 Memory Read Memory Write Data Bit 8 Data Bit 9 Data Bit 10 Data Bit 11 Data Bit 12 Data Bit 13 Data Bit 14 Data Bit 15 Key Pin N A I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O N A ...

Page 77: ...K0 DRQ0 DACK5 DRQ5 DACK6 DRQ6 DACK7 DRQ7 5V MASTER GND GND Ground 16 bit Mem Access 16 bit I O Access Interrupt Request 10 Interrupt Request 11 Interrupt Request 12 Interrupt Request 15 Interrupt Request 14 DMA Acknowledge 0 DMA Request 0 DMA Acknowledge 5 DMA Request 5 DMA Acknowledge 6 DMA Request 6 DMA Acknowledge 7 DMA Request 7 5 Volt Power Bus Master Assert Ground Ground N A IN IN IN IN IN I...

Page 78: ...12 3 3V TRDY GND DEVSEL 13 FRAME GND IRDY 3 3V 14 GND AD16 3 3V C BE2 15 AD18 3 3V AD17 GND 16 AD21 AD20 GND AD19 17 3 3V AD23 AD22 3 3V 18 IDSEL0 GND IDSEL1 IDSEL2 19 AD24 C BE3 VI O 5V IDSEL3 20 GND AD26 AD25 GND 21 AD29 5V AD28 AD27 22 5V AD30 GND AD31 23 REQ0 GND REQ1 VI O 24 GND REQ2 5V GNT0 25 GNT1 VI O 5V GNT2 GND 26 5V CLK0 GND CLK1F 27 CLK2 5V CLK3 GND 28 GND INTD 5V RST 29 12V INTA INTB ...

Page 79: ...le denote unsupported signals 3 The KEY pins are to guarantee proper module installation Pin A1 will be removed and the female side plugged for 5 0V I O signals and Pin D30 will be modified in the same manner for 3 3V I O Both pins will be removed for 3 3 5 0 operation ...

Page 80: ... program is located in the ROM BIOS To access Setup press DEL while the computer is in the Power On Self Test POST just prior to booting This is called hot key access The screen will display a message indicating when entering DEL will access Setup Some Setup fields for example the amount of DRAM memory installed on the board are read only fields intended for informational purposes only The followi...

Page 81: ...owing of memory areas Enable disable serial console Enable disable boot loader 4 Chipset Features Setup Configure memory timing not recommended Enable disable cache options 5 Power Management Setup Set power management level Set power management options Set power management timers Select power management events 6 PCI Configuration Setup IRQ configuration IDE interrupt configuration 7 Integrated Pe...

Page 82: ... BIOS features including Virus Warning caching POST speed boot sequence floppy features A20 options memory parity keyboard typematic selection security PCI VGA palette snoop shadowing and onboard SCSI CHIPSET FEATURES SETUP allows the modification of CHIPSET function including configuration AT bus clock DRAM timing SRAM timing refresh ISA bus timing memory allocation at 15M CPU pipelining IDE cont...

Page 83: ...and TIME requires the numeric entry of mm dd yyyy Note full 4 digit year Day of the week and calendar month are displayed Time and date entries take effect as soon as they are entered HARD DISK set the parameters for the drives connected to the IDE interface No parameters are displayed for an auto detected HD When Auto TYPE is used the MODE should also be AUTO When using any modern IDE drive large...

Page 84: ...ves will respond to the query allowing the BIOS to set the drive parameter values automatically This option also provides Logical Block Addressing LBA capability which is used to support drives larger than 512M bytes Note LBA uses a translation scheme to convert physical heads sectors and cylinders to logical block numbers Due to differences in the translation schemes used by different system BIOS...

Page 85: ...rameters in the configuration memory POST displays an error message To eliminate the error message set the drive parameters to match your floppy drives Video Specify the initial video mode Select Mono CGA40 CGA80 or EGA VGA If your video display card is VGA super VGA or any other high resolution standard specify EGA VGA no matter how it is configured to come up Error Halt Select which kinds of err...

Page 86: ...s Figure 2 8 Setup 3 BIOS Features Setup This Setup screen allows you to configure the following parameters Virus Warning monitors for writes to the hard disk boot sector If a write is detected the BIOS will display the following warning message beep the speaker and wait for user confirmation WARNING Disk Boot sector is to be modified type Y to accept any key to abort Award Software Inc CPU Intern...

Page 87: ...of OS 2 have this problem Video BIOS Shadow The on board video and SCSI BIOS always run from shadow RAM PCI devices with on board ROM are always shadowed These are not affected by this setting Serial Console enables or disables use of a serial console connected to a serial port When used as a serial console the serial port does not appear in the BIOS COM port table This means that it will not be C...

Page 88: ... simulated by typing F and then 0 The WordStar diamond keys are also implemented identical to the MS DOS editor Ctrl e cursor up Ctrl x cursor down Ctrl d cursor right Ctrl s cursor left Ctrl r page up Ctrl c page down Note that these keystrokes simulate the function keys only during Setup not during normal computer operation ...

Page 89: ...0 C 104 F Current CPU Temperature 68 C 154 F Memory Hole At 15M 16M Disabled PCI 2 1 Compliance Disabled ESC Quit Select Item F1 Help PU PD Modify F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults Figure 2 9 Setup 4 Chipset Features Setup This Setup screen allows you to configure the following parameters Auto Configuration if enabled the DRAM timing selection of 70 nS or 60...

Page 90: ...s in the system are known to be compliant with Version 2 1 of the PCI specification Turn on CPU Fan The fan interface is controlled by an external temperature monitor physically located below the CPU Current CPU Temperature displays a calculated value The temperature difference between the monitor and the CPU was measured at 5 C ...

Page 91: ...ol by APM Yes Video Off Method V H SYNC Blank Video Off After Standby CPU Thermal Mgmt Disable Modem Use IRQ 3 Doze Mode 1 Min Standby Mode 1 Min Suspend Mode 1 Min HDD Power Down 1 Min Throttle Duty Cycle 62 5 ZZ Active in Suspend Disabled Soft Off by PWR BTTN Instant Off Resume By Ring Enabled Resume By Alarm Disabled IRQ 8 Break Suspend Disabled Reload Global Timer Events IRQ 3 7 9 15 NMI Enabl...

Page 92: ...tem inactivity the CPU clock speed is reduced and the disk drives and video monitor are shut down Other devices remain active Suspend Mode when enabled and after a set time of system inactivity all activities except DRAM refresh are shut down HDD Power Down when enabled and after a set time of system inactivity the hard disk drives are shut down All other devices remain active Throttle Duty Cycle ...

Page 93: ...d below PCI CONFIGURATION SETUP Ampro Computers Inc 1st Available IRQ 9 2nd Available IRQ 11 3rd Available IRQ 5 4th Available IRQ 10 PCI IDE IRQ Map To ISA ESC Quit Select Item F1 Help PU PD Modify F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults Figure 2 11 SETUP 6 PCI Configuration Setup This Setup screen allows you to configure the following parameters Nth Available IR...

Page 94: ...tup IDE HDD Block Mode when enabled this allows your hard drive system to use a mode where the interface transfers large blocks of data instead of the normal small blocks Enabled is the default state and works for newer hard drives Disable this feature if your drive does not support block mode transfers IDE Primary Secondary Master Slave PIO Mode sets the PIO mode for devices attached to the IDE i...

Page 95: ...de ECP Mode Use DMA selects a DMA channel to use with the ECP mode of the parallel port This selection only applies if the parallel port is configured for ECP or ECP EPP modes Onboard VGA Display selects either CRT flat panel FP or both In CRT FP mode the CRT may not display correctly depending on the Flat Panel selected and the scan capabilities of the CRT monitor On board VGA display default is ...

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Page 97: ...xecution 15 interrupt channels 8259 equivalent 7 DMA channels 8237 equivalent 3 programmable counter timers 8254 equivalent Standard PC AT keyboard port Standard PC speaker port with 1 watt output drive Battery backed real time clock and CMOS RAM Up to 10 year battery life Supports battery free operation Ampro Extended BIOS Embedded PC System Enhancements Compact Flash Socket Usable with standard ...

Page 98: ...Multi mode Parallel Port Superset of standard LPT printer port Bi directional data lines IEEE 1284 EPP ECP compliant Standard hardware supports all four IEEE 1284 protocol modes Internal 16 byte FIFO buffer DMA option for data transfers Floppy Disk Controller Supports one or two drives Reliable digital phase locked loop circuit BIOS supports all standard PC AT formats 360K 1 2M 720K and 1 44M PCI ...

Page 99: ...at panel video BIOS contained in an on board Flash EPROM device for easy customization Standard model supports 3 3V flat panels support for 5V flat panels with external adapter Supports Chips and Technologies Zoom Video Port Optional LCD Bias Supply Circuit board plugs on to connector on the Little Board P5x Supplies 15 V Vee 35 V DC positive or negative polarity at 30 mA Max Voltage level LCD con...

Page 100: ...out these features Software Utilities included Watchdog timer support Serial access and development support SCSI support including ASPI manager Display controller support Ethernet controller support Mechanical and Environmental Specifications 8 0 x 5 75 x 1 2 inches 146 x 203 x 30 mm Refer to Figure 1 2 for mounting dimensions Power requirements typical with 16M byte DRAM measured at 5V 5 Power re...

Page 101: ...Tested to MIL STD 202F Method 213B Table 213 I Condition A three 50G shocks in each axis and MIL STD 202F Method 214A Table 214 I Condition D 11 95B random vibration 100 Hz to 1000 Hz for 5 minutes per axis ISA portion of the PC 104 Plus expansion bus Female non stackthrough 16 bit bus connectors for expansion via PC 104 modules Four mounting holes PCI portion of the PC 104 Plus expansion bus 4 x ...

Page 102: ... 61 61 256 226 981 256 185 193 512K Yes 640 x 480 16 256K 16 61 16 226 981 16 185 193 512K Yes 640 x 480 256 256K 61 61 256 226 981 256 185 193 512K Yes 800 x 600 16 256K 16 61 16 226 981 16 185 193 512K Requires 1M 800 x 600 256 256K 61 61 256 226 981 256 185 193 512K Requires 1M 1024 x 768 16 256K 16 61 16 226 981 16 185 193 512K Requires 1M 1024 x 768 256 256K 61 61 256 226 981 256 185 193 1M Y...

Page 103: ...0 320x350 320x200 28 322 25 175 25 175 31 5 70 2 3 Text 16 80x25 80x25 80x25 9x16 8x14 8x8 720x400 640x350 640x200 28 322 25 175 25 175 31 5 70 4 Graphics 4 40x25 8x8 320x200 25 175 31 5 70 5 Graphics 4 40x25 8x8 320x200 25 175 31 5 70 6 Graphics 2 80x25 8x8 640x200 25 175 31 5 70 7 Text Mono 80x25 80x25 80x25 9x16 9x14 9x8 720x400 720x350 720x350 28 322 31 5 70 D Planar 16 40x25 8x8 320x200 25 17...

Page 104: ...4 640x350 25 175 31 5 70 11 Planar 2 80x30 8x16 640x480 25 175 31 5 60 12 Planar 16 80x30 8x16 640x480 25 175 31 5 60 13 Packed Pixel 256 40x25 8x8 320x200 25 175 31 5 70 CRT Support for Standard Video Modes PS 2 fixed frequency analog CRT monitor or equivalent 31 5 35 5 KHz horizontal frequency Multi frequency CRT monitor 37 5 KHz minimum horizontal frequency Multi frequency high performance CRT ...

Page 105: ... 43 1M b c 40 15 bit Linear 32K 80x30 8x16 640x480 50 350 31 5 60 1M a b c 41 16 bit Linear 64K 80x30 8x16 640x480 50 350 31 5 60 1M a b c 50 24 bit Linear 16M 80x30 8x16 640x480 65 000 27 1 51 6 1M b c 60 Text 16 132x25 8x16 1056x400 40 000 30 5 68 256K a b c 61 Text 16 132x50 8x16 1056x400 40 000 30 5 68 256K a b c 6A 70 Planar 16 100x37 8x16 800x600 40 000 38 0 60 256K b c 72 75 Planar 16 128x4...

Page 106: ...31 500 37 5 75 512K c 6A 70 Planar 16 100x37 8x16 800x600 49 500 46 9 75 512K c 32 8 bit Linear 256 100x37 8x16 800x600 49 500 46 9 75 1M c 7C Packed Pixel 256 100x37 8x16 800x600 49 500 46 9 75 1M c CRT Support for Extended Resolution Modes a PS 2 fixed frequency analog CRT monitor or equivalent 31 5 35 5 KHz horizontal frequency b Multi frequency CRT monitor 37 5 KHz minimum horizontal frequency...

Page 107: ...med at US voltages per FCC Part 15 Subpart J the European Union Directives are otherwise compatible with Part 15 testing Shock and Vibration Testing Boards intended for use in harsh environments are tested for shock and vibration durability to MIL STD 202F Method 213 I Condition A three 50G shocks in each axis and MIL STD 202F Method 214A Table 214 I Condition D 11 95B random vibration 100 Hz to 1...

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Page 109: ...rallel port is compliant with the IEEE 1284 Extended Capabilities Port Protocol and ISA Standard Rev 1 09 January 7 1993 developed by Microsoft Contact IEEE Customer Service and request IEEE Std 1284 for information about EPP and ECP operation IEEE Customer Service 445 Hoes Lane PO Box 1331 Piscataway NJ 08855 1331 USA Phone 800 678 IEEE in the US and Canada 908 981 0060 outside the US and Canada ...

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Page 111: ...uick Start Kit LB3 P5X K 00 and the Cable Kit CBL P5X Q 01 are detailed in this section These cables are intended for use during your application development and are only shown here to aid you in the design of cables for your particular application ...

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Page 119: ...Floppy J14 2 33 IDE J12 2 35 Keyboard J16 2 53 LCD bias supply J4 2 44 PC 104 expansion bus 2 57 Power J10 2 8 SCSI J9 2 38 Serial ports J11 J13 2 18 Utility J16 2 52 Utility2 J24 2 54 connector locations 2 6 connector usage summary 2 4 Contrast flat panel 2 44 cooling CPU 2 9 CPU 1 1 CPU cooling 2 9 CRT connector J5 2 46 CRT video modes 3 7 CTL ALT DEL 2 63 cursor commands serial console 2 21 cus...

Page 120: ...eneral information 2 7 K Keyboard connector J16 2 53 L LBA 2 67 LCD bias supply connector J4 2 44 LED power 2 53 logical block addressing 2 67 M manufacturer ID 2 48 Mating connector J1 2 8 Mating connector J11 J13 2 18 Mating connector J12 J17 2 36 Mating connector J14 2 33 Mating connector J16 2 53 Mating connector J24 2 54 Mating connector J3 2 42 Mating connector J5 2 46 Mating Connector J6 2 ...

Page 121: ... 2 77 page 7 integrated peripherals 2 78 SETUP 2 12 setup summary 2 63 2 64 shadowing 2 12 shock and vibration testing 1 6 3 11 SIR 2 24 Speaker 2 53 Specifications 3 1 Stacking PC 104 modules 1 7 2 55 support Ampro vi Switching power supplies 2 9 system block diagram 1 11 system date and time 2 66 T technical support Ampro vi temperature 2 9 temperature testing 1 5 3 11 Termination AT bus 2 55 Te...

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