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AR-B1476 User

’

s Guide

8-1

8. PLACEMENT & DIMENSIONS

8.1 PLACEMENT

[DOC]

LED2

LED1

J11

J10

M13

M12

M11

M10M7

M6M5M4

M3M2M1

1

104

105

U4

U7

U18

U8

U16

U12

U11

U10

U9

1

104

105

U3

U2

SW1

1

SIMM1

P2

P1

JP3

JP4

JP9

JP2

JP8

JP7

JP6

JP5

JP1

J5

J4

J1

J9

J7

J6

J2

J8

J3

DB2

DB1

CN3

CN4

CN2

CN5

CN7

CN8

CN1

BUS2

BUS1

CN6

CN9

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Summary of Contents for AR-B1476

Page 1: ...AR B1476 INDUSTRIAL GRADE 486DX DX2 DX4 CPU CARD User s Guide Edition 1 52 Book Number AR B1476 05 0525...

Page 2: ......

Page 3: ...Connector CN4 3 3 3 2 4 PC 104 Connector 3 4 3 2 5 LED Header 3 6 3 2 6 Serial Port 3 7 3 2 7 Keyboard Connector CN9 J9 3 9 3 2 8 External Speaker Header J2 3 9 3 2 9 Power Connector J10 3 9 3 2 10 Re...

Page 4: ...2 Auto Configuration with Fail Safe Setting 6 8 6 9 BIOS EXIT 6 9 6 9 1 Save Settings and Exit 6 9 6 9 2 Exit Without Saving 6 9 6 10 BIOS UPDATE 6 9 7 SPECIFICATIONS 7 1 8 PLACEMENT DIMENSIONS 8 1 8...

Page 5: ...USE THIS GUIDE Please refer to the Chapter 3 Setting Up the System in this guide if you have not already installed this AR B1476 Check the packing list before you install and make sure the accessories...

Page 6: ...ONS Before removing the board from its anti static bag read this section about static electricity precautions Static electricity is a constant danger to computer systems The charge that can build up i...

Page 7: ...irectly connect the power supply to the AR B1476 on board power connector in standalone applications A watchdog timer has a software programmable time out interval is also provided on this CPU card It...

Page 8: ...rovides a number of special features that enhance its reliability ensure its availability and improve its expansion capabilities as well as its hardware structure z All In One designed 486DX DX2 DX4 C...

Page 9: ...tion of DMA channels DMA Controller 1 DMA Controller 2 Channel 0 Spare Channel 4 Cascade for controller 1 Channel 1 IBM SDLC Channel 5 Spare Channel 2 Diskette adapter Channel 6 Spare Channel 3 Spare...

Page 10: ...nterrupt service routine to execute Following is the system information of interrupt levels IRQ8 Real time clock IRQ9 Rerouting to INT 0Ah from hardware IRQ2 IRQ10 spare IRQ11 spare IRQ12 spare PS 2 m...

Page 11: ...F SDLC bisynchronous 3A0 3AF Bisynchronous 3B0 3BF Monochrome display and printer port 3 LPT 3 3C0 3CF EGA VGA adapter 3D0 3DF Color graphics monitor adapter 3E8 3EF Serial port 3 COM 3 3F0 3F7 Disket...

Page 12: ...Output B31 GND Ground Table 2 3 I O Channel Pin Assignments I O Pin Signal Name Input Output I O Pin Signal Name Input Output C1 SBHE Input Output D1 MEMCS16 Input C2 LA23 Input Output D2 IOCS16 Input...

Page 13: ...Status register D 0E Diagnostic status byte 0F Shutdown status byte 10 Diskette drive type byte drive A and B 11 Fixed disk type byte drive C 12 Fixed disk type byte drive D 13 Reserved 14 Equipment...

Page 14: ...ible register DLAB Port Address Register Receiver buffer read 0 base 0 Transmitter holding register write 0 base 1 Interrupt enable X base 2 Interrupt identification read only X base 3 Line control X...

Page 15: ...Bit 2 Out 1 OUT 1 Bit 3 Out 2 OUT 2 Bit 4 Loop Bit 5 Must be 0 Bit 6 Must be 0 Bit 7 Must be 0 7 Line Status Register LSR Bit 0 Data Ready DR Bit 1 Overrun Error OR Bit 2 Parity Error PE Bit 3 Framin...

Page 16: ...Table 2 7 Serial Port Divisor Latch 2 7 PARALLEL PORT 1 Register Address Port Address Read Write Register base 0 Write Output data base 0 Read Input data base 1 Read Printer status buffer base 2 Writ...

Page 17: ...s off line during printing or when the print head is changing position or in an error state When Bit 7 is active the printer is busy and cannot accept data Bit 6 This bit represents the current state...

Page 18: ...t buffers in the parallel port are disabled allowing data driven from external sources to be read when logic 0 they work as a printer port This bit is writing only Bit 4 A1 in this position allows an...

Page 19: ...the jumpers setting z Overview z System Setting 3 1 OVERVIEW The AR B1476 is a half size industrial grade CPU card that has been designed to withstand continuous operation in harsh environments This s...

Page 20: ...arges from your fingers can permanently damage electronic components 3 2 1 Hard Disk IDE Connector CN1 A 40 pin header type connector CN1 is provided to interface with up to two embedded hard disk dri...

Page 21: ...el Port Connector CN4 To use the parallel port an adapter cable has to be connected to the CN4 26 pin header type connector This adapter cable is mounted on a bracket and is included in your AR B1476...

Page 22: ...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 IRQ6 IRQ5 IRQ4 IRQ3 DACK2 TC BALE 5 VDC OSC GND GND CN7 1 2 Figure 3 6 CN7 64 Pin PC 1...

Page 23: ...t Output The I O write signal is an active low signal which instructs the I O device to read data from the data bus SMEMR Output The System Memory Read is low while any of the low 1 mega bytes of memo...

Page 24: ...the present data transfer is a 1 wait state 16 bit data I O operation OSC Output The Oscillator is a 14 31818 MHz signal used for the color graphic card ZWS Input Open collector The Zero Wait State i...

Page 25: ...RS 232C 1 2 3 Factory Default Setting Figure 3 12 JP9 COM A RS 485 Adapter Select B COM B RS 485 Adapter Select JP4 Reserved for Acrosser s RS 485 Adapter Used Only 1 2 3 RS 232C 1 2 3 Factory Default...

Page 26: ...B uses one 10 pin header CN5 which are located at the right side of the card To configure these two serial ports use the BIOS Setup program and adjust the jumpers on JP4 and JP9 The pin assignments of...

Page 27: ...ont View Figure 3 18 CN9 Keyboard Connector 2 DATA 4 GND 1 CLOCK 5 VCC 3 Not Used J9 Figure 3 19 J9 AUX Keyboard Connector 3 2 8 External Speaker Header J2 Besides the onboard buzzer you can use an ex...

Page 28: ...le Factory Preset Figure 3 23 JP8 PS 2 Mouse IRQ12 Setting CAUTION After adjusting the JP8 correctly the user must set the PS 2 Mouse Support option to Enabled in the BIOS Advanced CMOS Setup Menu The...

Page 29: ...pelining By performing fast on chip memory management and caching the 486 processor relaxes requirements for memory response for a given level of system performance 1 CPU Logic Core Voltage Select P1...

Page 30: ...3 7 DRAMs Configuration 2 Cache RAM JP1 The AR B1476 can be configured to provide a write back or write through cache scheme and support 512KB cache systems A write back cache system may provide bette...

Page 31: ...6 socket Step 3 Power up the system Step 4 During power up you may observe the messages displayed by the DiskOnChip when its drivers are automatically loaded into system s memory Step 5 At this stage...

Page 32: ......

Page 33: ...ts for the DB1 connector are as follows DB1 CRT Connector 6 10 15 11 1 2 3 4 5 1 Red 2 Green 3 Blue 13 Horizontial Sync 14 Vertical Sync 4 9 11 12 15 Not used 5 10 Ground 6 7 8 AGND Figure 4 1 DB1 CRT...

Page 34: ...bbon cable is usually has a different color 4 2 1 Inverter Board Description The inverter board supplies high voltage signals to drive the LCD panel by converting the 12 volt signal from the AR B1476...

Page 35: ...l 1 GND 2 SHFCLK 3 GND 4 LP 5 FLM 6 GND 7 P0 B0 8 P1 B1 9 P2 B2 10 P3 B3 11 P4 B4 12 P5 B5 13 GND 14 P6 B6 15 P7 B7 16 P8 G0 17 P9 G1 18 P10 G2 19 P11 G3 20 GND 21 P12 G4 22 P13 G5 23 P14 G6 24 P15 G7...

Page 36: ......

Page 37: ...6 Connect all necessary cables Make sure that the FDC HDC serial and parallel cables are connected to pin 1 of the related connector Step 7 Connect the hard disk floppy disk flat cables from the CPU c...

Page 38: ...and presses any key enter the main menu CHIPS 655XX PCI Display Drivers Preliminary Version 3 3 0 Step 7 There are some items for choice to setup Please choose the Windows Version 3 1 item notice the...

Page 39: ...Screen Resolution Refresh Rate Font Size and other functions Please refer to the messages during installation 3 WINNT 4 0 Driver For the WINNT4 0 operating system user must in the DOS mode decompress...

Page 40: ...driver C MD VGAOS2 C CD VGAOS2 C VGAOS2 COPY A C VGAOS2 PKUNZIP d D54XOS2P ZIP Step 5 At the OS 2 command prompt type the following commands to copy the files to the OS 2 drive C VGAOS2 SETUP C VGAOS2...

Page 41: ...gram must trigger the watchdog timer every time before it times out After you trigger the watchdog timer it will be set to zero and start to count again If your program fails to trigger the watchdog t...

Page 42: ...ds 1000 REM Points to command register 1010 WD_REG 214H 1020 REM Timer factor 84H or 0C4H 1030 TIMER_FACTOR H84 1040 REM Output factor to watchdog register 1050 OUT WD_REG TIMER_FACTOR etc 5 3 3 Watch...

Page 43: ...ng tested Press the Del key to enter the BIOS Setup program and then the main menu will show on the screen The BIOS Setup main menu includes some options Use the Up Down arrow key to highlight the opt...

Page 44: ...he types of floppy disk drives installed in the system To enter the configuration value for a particular drive highlight its corresponding field and then select the drive type using the left or right...

Page 45: ...ines where the system looks first for an operating system BootUp Num Lock This item is used to activate the Num Lock function upon system boot If the setting is on after a boot the Num Lock light is l...

Page 46: ...ing algorithm used for L1 internal cache memory The settings are Setting Description Disabled Neither L1 internal cache memory on the CPU or L2 secondary cache memory is enabled WriteBack Use the writ...

Page 47: ...ideo ROM is not copied to RAM The contents of the video ROM cannot be read from or written to cache memory Enabled The contents of C000h C7FFFh are written to the same address in system memory RAM for...

Page 48: ...IOS Setup option determines the settings for one or more other BIOS Setup options the BIOS automatically assigns the dependent settings and does not permit the end user to modify these settings unless...

Page 49: ...OnBoard FDC This option enables the floppy drive controller on the AR B1476 OnBoard Serial Port This option enables the serial port on the AR B1476 OnBoard Parallel Port This option enables the parall...

Page 50: ...run The password is stored in CMOS RAM User can enter a password by typing on the keyboard As user select Supervisor or User The BIOS prompts for a password user must set the Supervisor password befo...

Page 51: ...ving and installing chips The AR B1476 provides FLASH BIOS update function for you to easily upgrade newer BIOS version Please follow the operating steps for updating new BIOS Step 1 Turn on your syst...

Page 52: ...andard accessory Now the onboard BIOS is the newest BIOS if user needs adding some functions in the future please contact technical supporting engineers they will provide the newest BIOS for updating...

Page 53: ...nal centronics type parallel port Supports SPP EPP ECP mode Serial Port 1 RS 232C and 1 RS 232C RS 485 Keyboard PC AT compatible keyboard Watchdog Programmable watchdog timer 3 to 42 seconds time inte...

Page 54: ......

Page 55: ...EMENT DOC LED2 LED1 J11 J10 M13 M12 M11 M10 M7 M6 M5 M4 M3 M2 M1 1 104 105 U4 U7 U18 U8 U16 U12 U11 U10 U9 1 104 105 U3 U2 SW1 1 SIMM1 P2 P1 JP3 JP4 JP9 JP2 JP8 JP7 JP6 JP5 JP1 J5 J4 J1 J9 J7 J6 J2 J8...

Page 56: ...2 DIMENSIONS Unit mil 1 inch 25 4 mm 1000 mil 445 185 369 185 210 460 984 2145 984 805 345 800 3180 940 7 138 825 600 3950 25 4800 7280 130 825 150 600 450 300 210 95 1700 400 210 95 3000 95 905 930...

Page 57: ...racter Transmit Step 1 Enable TXC signal and the bit 0 of the address of offset 4 just sets 1 Step 2 Send out the data Write this character to the offset 0 of the current COM port address Step 3 Wait...

Page 58: ...P H3FC OR H01 30 REM Send out one character 40 PRINT 1 OUTCHR 50 REM Check transmitter holding register and shift register 60 IF INP H3FD AND H60 0 THEN 60 70 REM Disable transmitter by resetting DTR...

Page 59: ...ard lock header 3 6 J7 External PS 2 mouse connector 3 10 J8 Reset header 3 10 J9 AUX Keyboard connector 3 9 J10 Power connector 3 9 J11 Touch Screen Connector 4 2 LED1 Watchdog LED LED2 Power LED P1...

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