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TEK-AT4L

PLUS

486 SX/DX/DX2 SINGLE BOARD COMPUTER

TECHNICAL REFERENCE MANUAL

VERSION 1.1

May 1997

NOTE:
This manual is for reference purpose only.

Reproduction in whole or in part is authorized provided

TEKNOR INDUSTRIAL COMPUTERS INC. is cited as

the original source.

Содержание TEK-AT4L Plus

Страница 1: ...LE BOARD COMPUTER TECHNICAL REFERENCE MANUAL VERSION 1 1 May 1997 NOTE This manual is for reference purpose only Reproduction in whole or in part is authorized provided TEKNOR INDUSTRIAL COMPUTERS INC...

Страница 2: ...the information or use of the products described herein This document may contain or reference information and products protected by the copyrights or patents of others and does not convey any licens...

Страница 3: ...G 5 3 5 3 1 Memory Mapping 5 3 5 4 EXPANDED AND EXTENDED MEMORY 5 4 5 4 1 Expanded Memory 5 4 5 4 2 Extended Memory 5 4 5 5 MEMORY MODE 5 4 5 6 SHADOW RAM 5 4 5 7 CONFIGURING THE TEK AT4LPLUS 5 5 5 8...

Страница 4: ...7 PARALLEL PRINTER PORT CONNECTOR J7 6 8 6 8 INSTALLING SOLID STATE DISKS 6 9 6 8 1 Writing To Flash Disks 6 9 6 8 2 SRAM Disk 6 9 6 8 3 Battery Backup Circuit 6 10 7 INSTALLING VIDEO DEVICES 7 1 7 1...

Страница 5: ...G 5 3 5 3 1 Memory Mapping 5 3 5 4 EXPANDED AND EXTENDED MEMORY 5 4 5 4 1 Expanded Memory 5 4 5 4 2 Extended Memory 5 4 5 5 MEMORY MODE 5 4 5 6 SHADOW RAM 5 4 5 7 CONFIGURING THE TEK AT4LPLUS 5 5 5 8...

Страница 6: ...J1 IDE 1 CONNECTOR C 1 C 2 J2 FLOPPY DISK DRIVE CONNECTOR C 1 C 3 J3 MULTI FUNCTION CONNECTOR C 2 C 4 J3A MOUSE CONNECTOR C 2 C 5 J4 SERIAL PORT 2 CONNECTOR C 2 C 6 J5 POWER CONNECTOR C 3 C 7 J6 SERI...

Страница 7: ...PRODUCT DESCRIPTION 1 PRODUCT OVERVIEW 2 ONBOARD SUBSYSTEMS...

Страница 8: ...s a watchdog timer solid state disks and a power failure detector and can be installed in the most extreme industrial applications CMOS technology makes the TEK AT4LPLUS consume very little power less...

Страница 9: ...Product Overview 1 2 TEK AT4LPLUS Block Diagram...

Страница 10: ...technology for low power Two years warranty Supports Teknor mezzanine boards The TEK AT4LPLUS single board computer is a versatile board that will function either on a passive backplane or as a stand...

Страница 11: ...passive backplane system And when your applications call for it the TEK AT4LPLUS is fully operational without any user interfaces at all able to run without disks keyboard and video 2 4 Diskless Oper...

Страница 12: ...INSTALLATION 3 UNPACKING 4 SAFETY PRECAUTIONS 5 CUSTOMIZING THE BOARD 6 INSTALLING DEVICES 7 INSTALLING VIDEO DEVICES 8 SETTING JUMPERS 9 CONFIGURING DMA AND IRQ 10 TEK AT4L PLUS BIOS...

Страница 13: ...for possible future shipment F Remove the board from its antistatic wrapping and place it on a grounded surface F Inspect the board for damage If there is any damage or items are missing notify TEKNO...

Страница 14: ...a grounding wrist strap before removing the board from its package this will discharge any static electricity that may have built up in your body F Handle the board by the edges 4 2 Storage Environme...

Страница 15: ...information 5 2 Installing Memory The TEK AT4LPLUS supports from 1 to 64 Megabytes of DRAM with parity check for system memory The memory must be installed on 30 pin U3 4 5 6 or 72 pin U7 8 SIMM sock...

Страница 16: ...kets is near you Hold the module with the notch on the bottom right facing you and insert the connector into the socket at a 70 angle from the board pin 1 on the module lines up with pin 1 on the sock...

Страница 17: ...o FFFFFF Flash 600000 67FFFF U36 800000 9FFFFF U19 680000 6FFFFF U28 SRAM A00000 BFFFFF U19 Flash 700000 77FFFF U35 C00000 DF0000 U20 780000 7FFFFF U27 E00000 FFFFFF U20 TABLE 5 2 Onboard Decoded I O...

Страница 18: ...e CONFIG SYS file to setup the software in order for it to access memory above 1 MB 5 4 2 Extended Memory In Extended memory mode the CPU s own protected mode is used to access the memory above 1 MB T...

Страница 19: ...ystem and what equipment is connected to the system Jumpers WARNING The RAM disk is automatically detected and installed upon booting The beginning of the disk is checked and reformatted if it is foun...

Страница 20: ...end of the flat cable Jumper specifies configuration Jumper SW1 1 2 All other drives are installed following the above assignments in this manner RAM Disk and then Hard Disk Therefore with a full conf...

Страница 21: ...ollowing parameters 19200 Baud 8 Bits No Parity Echo off or full duplex F Use CTRL R to configure your system in VT100 mode Running Without a Terminal To disconnect the VT100 terminal or to run withou...

Страница 22: ...VPP 5v R W bit 3 Enable direction control RS 485 1 enable RS 485 only write only Read PDO Status 4 Make printer 8 data bits read only 1 input 0 output write only 5 Select alternate SW1 SW2 TEK AT4L TE...

Страница 23: ...l warning low battery detection W7 2 3 or when monitoring a power supply other than 5VDC W7 1 2 The Power Detection Output PDO of the power failure detection circuit is connected to IOCHECK NMI Jumper...

Страница 24: ...rops below 4 75V When this occurs the system is reset disabling access to SRAM DRAM and so on 5 9 4 Low Battery Detection The Low Battery Voltage detection uses the same circuit as the Power Failure D...

Страница 25: ...power supply must not be connected together While using one the other must be disconnected 6 1 1 Supplying Power Using the ISA AT Bus 5V 5V 12V 12V and ground voltages are routed on the edge connector...

Страница 26: ...Installing Devices 6 3 CONNECTOR LOCATION...

Страница 27: ...drive type listed in the setup screen or by using a user defined drive type type 48 whereby the user can enter the required parameters Please refer to your drive manufacturer to obtain this informati...

Страница 28: ...and supports Enhanced Floppy Mode 2 88MB It handles 3 5 and 5 25 low and high density drives Up to two drives can be supported in any combination 6 4 PS 2 Mouse Connector J3A The TEK AT4LPLUS support...

Страница 29: ...Push button can be connected to reset the TEK733 electrical short between pin 13 and 14 Hard Disk LED the onboard IDE interface drives an external LED during the drive activity Anode must be connected...

Страница 30: ...e transceiver J4 3 4 to be controlled by the RTS signal Upon power up or reset the transceiver is by default in receiver mode in order to prevent unwanted perturbation on the line In party line operat...

Страница 31: ...0 from the A position leaving the mechanical floppy unused Floppy 0 must then be physically moved to the floppy 1 position where it becomes the B drive Please refer to the Physical Devices Table see...

Страница 32: ...no load conditions TEK AT4LPLUS draws approximately 24mA typical This means the battery will last 1 6 years if no power is applied to the board Remember when the 5V is supplied the battery is electron...

Страница 33: ...ectly to the Video Adapter onboard connector 7 2 Using Video Mezzanine Board With TEKNOR s mezzanine board it is possible to assembly a complete computer without passive backplane When stand alone mod...

Страница 34: ...n W4 DTR2 to DSR2 W19A PS 2 Mouse W5 Serial Out 2 SOUT2 W20 Bus Clock Signal Selection W6 CTS2 W21 CPU Clock Selection W7 1 2 Power Fail Detection W22 Graphic Mode Selection W7 3 4 Low Battery Detecti...

Страница 35: ...Setting Jumpers 8 3 JUMPER LOCATIONS...

Страница 36: ...Setting Jumpers 8 5 TABLE 8 1 Jumper Settings W1 W11...

Страница 37: ...Setting Jumpers 8 6 TABLE 8 2 Jumper Settings W12 W19 W26...

Страница 38: ...Setting Jumpers 8 7 TABLE 8 3 Jumper Settings W20 W25 SW1 SW2...

Страница 39: ...Two 8259 interrupt controllers handle the interrupts on the TEK AT4LPLUS Six interrupt lines are directly linked to the keyboard controller timer the real time clock both serial ports and the parallel...

Страница 40: ...although the program code itself is different 10 2 ERROR HANDLING Teknor BIOS can be configured to handle errors differently Two possibilities exist Stop The BIOS will stop the booting process if an...

Страница 41: ...APPENDICES A PRODUCT SPECIFICATIONS B BOARD DIAGRAMS C CONNECTOR PINOUTS...

Страница 42: ...pin connector Serial Ports COM1 RS 232 on a DB9 male connector COM2 RS 232 or RS 485 on a 10 pin connector Parallel Port DB25 male connector Mouse IBM PS 2 mouse compatible 4 pin header Power Supply...

Страница 43: ...Board Diagrams B 1 B 1 TEK AT4LPLUS Assembly Diagram Top View...

Страница 44: ...Board Diagrams B 3 B 2 TEK AT4LPLUS Mounting Holes...

Страница 45: ...Board Diagrams B 5 B 3 TEK AT4LPLUS Mechanical Specifications...

Страница 46: ...cted GND GND GND BALE GND IOCS16 Not Connected SA2 CS1 GND Active Low Signal C 2 J2 Floppy Disk Drive Connector Pin Number Pin Number Signal Flow Top View Signal Flow Signal Signal GND GND GND GND GND...

Страница 47: ...R KBDINH DOWNL PBRES HDACT I O I O O 1 3 5 7 9 11 13 15 2 4 6 8 10 12 14 16 GND GND VCC Power on LED VCC GND GND GND VCC Active Low Signal C 4 J3A Mouse Connector C 5 J4 Serial Port 2 Connector RS 232...

Страница 48: ...Signal Reserved RXD TXD Not Connected GND I O O O I 1 3 5 7 9 2 4 6 8 10 I I O I I Not Connected RXD TXD Not Connected Not Used C 6 J5 Power Connector C 7 J6 Serial Port 1 Connector RS 232 Mode Pin N...

Страница 49: ...Number Signal Flow Front View Signal Flow Signal Signal P0 P2 P4 P6 ACK PE AFD INIT GND GND GND GND I O I O I O I O I I O O 2 4 6 8 10 12 14 16 18 20 22 24 1 3 5 7 9 11 13 15 17 19 21 23 25 O I O I O...

Страница 50: ...SA15 SA14 SA13 SA12 SA11 SA10 SA9 SA8 SA7 SA6 SA5 SA4 SA3 SA2 SA1 SA0 I 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 I O I O I O I O I O I O I O I O I O I O I O 2 4 6 8 10...

Страница 51: ...22 23 24 25 26 27 28 29 30 31 SBHE LA23 LA22 LA21 LA20 LA19 LA18 LA17 SD08 SD09 SD10 SD11 SD12 SD13 SD14 SD15 MEM CS16 I O CS16 IRQ10 IRQ11 IRQ12 IRQ15 MASTER MEMR MEMW DACK5 DRQ5 DACK6 DRQ6 DACK7 DRQ...

Страница 52: ...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 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 0 I O I O I O I O I O I O I O C Side B1 B2 B3 B4 B5 B6 B7...

Страница 53: ...it suitable for very large scale integration VLSI CMOS are nonvolatile meaning they retain their information even after the power is switched off In a few words CMOS is a digital logic family that is...

Страница 54: ...n an industry standard computer any amount of memory above the base configuration supplied by the manufacturer It is the memory above 1 MB accessible only in protected mode Microsoft Windows Xenix and...

Страница 55: ...PC AT computer MEMORY MAP A technical reference that shows the entry point and marks the blocks of memory that are reserved for specific functions MEZZANINE CARD MEZZANINE BOARD A peripheral card whi...

Страница 56: ...30 times better than that of a magnetic disk SSDs have no moving parts and are less susceptible to dirt moisture vibration and temperature variations than mechanical Floppy disks The Flash EPROM and S...

Страница 57: ...DRAM 5 5 E EPROM 5 3 5 5 F Flash Disk 5 6 Flash Disks Writing 6 10 XFLASH 6 10 FLASH EPROM 5 3 Floppy controller 2 1 Full Duplex Operation 6 9 H Hard Disk 5 6 Installation 6 5 Hard Drive Write Precomp...

Страница 58: ...tor 2 1 Power Supply 4 1 Power Supply Connector 4 1 R Radioactive 4 1 RAM Disk 5 6 RS 232 5 7 RS 232 or RS 485 2 1 RS 485 6 9 S Safety Precautions 3 1 4 1 Shadow RAM 5 5 Sleep Mode 2 1 Solid State Dis...

Страница 59: ...ts or services you may reach us at the above numbers or by writing to LIMITED WARRANTY TEKNOR INDUSTRIAL COMPUTERS INC the seller warrants its products to be free from defects in material and workmans...

Страница 60: ...RMA from TEKNOR s Technical Support and clearly mark this number on the outside of the package you are returning To request a number follow these steps make a copy of the request form on the followin...

Страница 61: ...Street Address City Province State Country Postal Zip Code Phone Number Fax Number Serial Number Failure or Problem Description P O if not under warranty Fax this form to TEKNOR s Technical Support d...

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