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EPC-2 HARDWARE REFERENCE

EPC and RadiSys are registered trademarks and EPConnect is a trademark of RadiSys
Corporation. OS/2, IBM, EGA, PS/2, and PC/AT are trademarks of International
Business Machines Corporation. 386, 386SX, and 387SX are trademarks of Intel
Corporation. Award 386 Modular BIOS is a trademark of Award Software Inc.
Microsoft and MS-DOS are registered trademarks of Microsoft Corporation.

December 1989

Copyright

©

1989, 1990, 1992 by RadiSys Corporation

All rights reserved.

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Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com

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Summary of Contents for EPC-2

Page 1: ...xcess underutilized and idle equipment along with credit for buybacks and trade ins Custom engineering so your equipment works exactly as you specify Critical and expedited services Leasing Rentals Demos In stock Ready to ship TAR certified secure asset solutions Expert team I Trust guarantee I 100 satisfaction All trademarks brand names and brands appearing herein are the property of their respec...

Page 2: ...ll Parkway Beaverton OR 97006 Phone 800 950 0044 In Oregon 503 646 1850 _______________________________________________________________________ 07 0013 06 October 1992 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 3: ...f the product is damaged during installation of the modifications this warranty does not cover repair or replacement This warranty in no way warrants suitability of the product for any specific application IN NO EVENT WILL RADISYS BE LIABLE FOR ANY DAMAGES INCLUDING LOST PROFITS LOST SAVINGS OR OTHER INCIDENTAL OR CONSEQUEN TIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE PRODUCT EVEN I...

Page 4: ...y 14 BIOS Setup Screen 16 EXM Configuration 20 Disk Formatting 21 4 Programming Interface 23 Memory Map 23 I O Map 24 Registers Specific to EPC 2 30 VMEbus Accesses 45 Slave Accesses from the VMEbus 49 VXIbus Interrupt Acknowledgement 50 5 Theory of Operation 51 Processor Coprocessor Memory 51 ROM and ROM Shadowing 51 GPIB Controller 51 Battery 52 Interrupts and DMA Channels 52 Watchdog Timer 53 E...

Page 5: ...ons 54 Reset Behavior 54 EPC 2AM Interface 55 Environmental and Electrical Specifications 56 6 Connectors 57 7 Error Messages 63 8 Support and Service 67 Index 69 Page iv Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 6: ...Machines Corporation 386 386SX and 387SX are trademarks of Intel Corporation Award 386 Modular BIOS is a trademark of Award Software Inc Microsoft and MS DOS are registered trademarks of Microsoft Corporation December 1989 Copyright 1989 1990 1992 by RadiSys Corporation All rights reserved Page v Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 7: ...EPC 2 HARDWARE REFERENCE NOTES Page vi Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 8: ... For instance for the EPC 2e the EXM 10 Hardware Reference accompanies this manual Please note that a revision of the EPC 2 and EPC 2x occurred in late November 1990 This manual applies to both the revision and the earlier model where there are differences the manual first explains the newer EPC 2 and then explains the differences in the older model The simplest way to distinguish between the two ...

Page 9: ...t there are two things you need to do ù Set jumpers within the unit ù Set the SLOT 0 FUNCTIONS field in the BIOS setup screen The EPC 2 is originally shipped to be the slot 0 controller Since this is the typical use of the EPC 2 you can usually avoid dealing with the configuration steps described in this section Slot 0 Non Slot 0 Configuration The EPC 2 is shipped configured as a VXI i slot 0 cont...

Page 10: ...iguring the EPC 2 For an EPC 2 physically present in i slot 0 in the VXIbus system 1 If the i resource manager running on the slot 0 controller reports a system configuration differing widely from the actual configuration e g reports no devices found or reports devices in empty slots the i MODID jumper the single jumper is probably set incorrectly 2 If the EPC 2 s power on selftest reports a VXI f...

Page 11: ...rom live systems when inserting an exm avoid touching the circuit board and make sure the environment is static free VXI Backplane Jumpers i backplane jumpers i daisy chain i VME jumpers i interrupt acknowledge The VXIbus contains several daisy chained control signals Almost all VXIbus back planes contain i jumpers or DIP switches for these control signals to allow systems to operate with empty sl...

Page 12: ...color signals which are of use to flat panels supporting four shades of gray The third is the logical AND of the dot clock and the alternate blanking signal These three specific signals allow use of the i Fujitsu FPF8060 HRUK i plasma display Other flat panel displays may or may not work with the EPC 2 depending on what video signals they require Note that gaining access to these signals requires ...

Page 13: ...t or in input mode for use by parallel input devices such as i scanner s On the EPC 2 not EPC 2x the connector is a standard DB 25 connector On the EPC 2x the connector is a miniature 20 contact connector compatible with a 3M 10320 plug or equivalent The EPC 2x is supplied with an adapter cable that converts this to a standard DB 25 connector GPIB Port The i GPIB port is a standard shielded IEEE 4...

Page 14: ...are reset occurs and only a subset of the selftest is performed Unlike the reset switch CTRL ALT DEL sometimes has no effect The reason is that it is handled by software and if the EPC 2 is currently hung somewhere in the operating system or application program in a state where interrupts are disabled or if software has taken control of the keyboard interrupt the CTRL ALT DEL sequence has no way o...

Page 15: ...al In the latter case the usual rea sons are an error in setting the jumpers on the VXIbus backplane not being fully seated in the backplane or a failure in the slot 0 system controller mod ule Fail This red LED can light only if the EPC 2 is configured as the VXIbus system controller If lit it indicates that some module is driving the VXIbus SYSFAIL line Test This software controllable yellow LED...

Page 16: ...G IEEE 488 INTERFACE OK If you are using a flat panel display that requires loadable software drivers this selftest screen may appear as garbled or not at all If you are using a SCSI disk drive the bot tom of the screen will contain several messages from the SCSI BIOS For a 4 MB EPC 2 system expect to see 3072K FOUND for expansion memory For an 8 MB EPC 2 system expect to see 7168K FOUND for expan...

Page 17: ...equence but you should not run any software that uses the EXMs until you correct the problem To correct the problem in voke the EXM setup screen as described in the next section BIOS Setup Screen The EPC 2 s BIOS contains a setup function to display and alter the system configura tion Some of this information is maintained in the EPC 2 s nonvolatile CMOS RAM and is used by the BIOS to initialize t...

Page 18: ...el Port Mode Normal Printer VGA Monitor Color Fixed Disk Menu Fixed Disk Drive C AT Type 36 252 MBytes 1024 Cyls 8 Heads 63 Sectors Landing Zone 1023 Precompensation None Fixed Disk Drive D None The EPC 2x has the following additional setup screen EXM Setup Screen ID OB1 OB2 Slot 0 FF 00 00 1 FF 00 00 2 FF 00 00 3 FF 00 00 4 FF 00 00 5 FF 00 00 Some earlier models of the EPC 2 do not have the sepa...

Page 19: ...ailed characteristics of the device or to change the device use the F3 function key to go to the fixed disk menu If you have a SCSI disk there are no options to select other than SCSI If you select SCSI for drive C select SCSI also for nonexistent drive D If you have an IDE disk the default on the revised EPC 2 use disk type AT A label on the side of your EPC 2 should identify the specific drive i...

Page 20: ...en accessing the VXIbus RONR directs the EPC 2 to not park on the bus and thus slightly improves the access time of other VXIbus masters to the bus BUS ARBITRATION This field toggles between the two arbitration algorithms provided by the EPC 2 when it is configured as the slot 0 system controller priority arbitration and round robin ar bitration SLOT 0 FUNCTIONS When the EPC 2 is configured as the...

Page 21: ...tion bytes The interpretation of the low order bit of byte 1 is common for all EXMs 1 denotes EXM enabled and 0 EXM disabled The remaining bits in the configuration bytes are dependent on the specific EXM and are defined in the EXM manuals Normally the EPC 2x is shipped with an EXM installed and configured correctly If for some reason you need to configure the EXM use the EXM setup screen not the ...

Page 22: ...DOS with IBM s version PC DOS This can cause problems because the hidden files referenced by the boot block have different names in each If you are installing MS DOS install it using original MS DOS diskettes or diskettes formatted on an MS DOS system If you are installing PC DOS install it using original PC DOS diskettes or diskettes formatted on a PC DOS system Floppy Disk Formatting Floppy disk...

Page 23: ...alled in your EPC 2 Some representative drives are specified in the following table If your EPC 2 has another type of SCSI drive call customer service for assistance Parameter 0 CP340 CP3040 CP3010 Cylinders 788 513 761 Heads 4 4 8 Sectors track 26 40 40 Verify yes yes yes Interleave 4 16 MHz 3 20 MHz 1 1 When done exit to the BIOS setup function and press F10 and then F5 to reboot The new drive i...

Page 24: ...p i memory map The 232 byte physical address space seen by the 386 is mapped as follows Range Content 00000000 0009FFFF DRAM first 640 KB 000A0000 000BFFFF Video RAM 000C0000 000CFFFF Write protected DRAM containing VGA video BIOS 000D0000 000DFFFF In EPC 2 mapped to interface of optional EPC 2AM module In EPC 2x mapped to the EXMbus 000E0000 000EFFFF Mappable window onto VXI data transfer bus 000...

Page 25: ...lear byte pointer W 0D Temporary register R Master clear W 0E Clear mode reg counter R Clear all DMA req mask W 0F All DMA request mask 20 Interrupt controller 1 Port 0 21 Port 1 22 82C301 304 Configuration 23 Configuration 40 Timer Counter 0 41 Counter 1 42 Counter 2 43 Control W 60 Keyboard controller Data I O register 61 NMI status NMI status 64 Keyboard controller Command status register 70 Re...

Page 26: ...nt C8 Channel 6 address CA Channel 6 count CC Channel 7 address CE Channel 7 count D0 Command status D2 DMA request D4 Command register R Single bit DMA req mask W D6 Mode D8 Set byte pointer R Clear byte pointer W DA Temporary register R Master clear W DC Clear mode reg counter R Clear all DMA req mask W DE All DMA request mask F0 Coprocessor Clear coprocessor busy F1 Reset coprocessor 1F0 IDE co...

Page 27: ...2B0 SCSI controller Current data R Output data W Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 28: ...Baud rate divisor latch MSB 2FA Interrupt ID register 2FB Line control register 2FC Modem control register 2FD Line status register 2FE Modem status register 378 LPT1 parallel port Printer data register 379 Printer status register 37A Printer control register 3B4 Video controller CRT index register mono 3B5 CRT ctlr data reg mono 0 Horizontal total register 1 Horiz display enable end 2 Start horiz...

Page 29: ...11 Vertical retrace end 12 Vert display enable end Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 30: ...system enable reg 3C4 Sequencer index register 3C5 Sequencer data register 0 Reset register 1 Clocking mode register 2 Map mask register 3 Character map select reg 4 Memory mode register 3CA Feature control register R 3CC Misc output register R 3CE Graphics controller index reg 3CF Graphics data register 0 Set reset 1 Enable set reset 2 Color compare 3 Data rotate 4 Read map select 5 Graphics mode...

Page 31: ...2 Start horizontal blanking Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 32: ...lor R Feature control color W 3DB Clear light pen color W 3DC Preset light pen color W 3DE AT T M24 W 3F2 Floppy disk controller Operations 3F4 Command 3F5 Data 3F7 Control also IDE drive address register 3F8 COM1 serial port Receiver transmitter buffer Baud rate divisor latch LSB 3F9 Interrupt enable register Baud rate divisor latch MSB 3FA Interrupt ID register 3FB Line control register 3FC Mode...

Page 33: ...8112 Mapping register 8114 Mapping register Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 34: ...ce type high 8144 Status control low 8145 Status control high 8146 Slave offset low 8147 Slave offset high 8148 Protocol Signal low 8149 Protocol Signal high 814A Response low 814B Response high 814C Message high low 814D Message high high 814E Message low low 814F Message low high 8150 VXI VME Control Regs VME map WA31 24 8151 VME modifier 8152 VME interrupt state 8153 VME interrupt enable 8154 V...

Page 35: ...21 14 Address Registers 1 1 1 0 1 1 0 0 8140 i ID Register lower 1 0 0 1 1 1 1 1 8141 ID Register upper 1 1 1 1 1 1 1 1 8142 i Device Type Register lower 0 1 1 1 0 0 0 S 8143 Device Type Register upper SRIE POSR SYSC 1 READY PASS NOSF RSTP 8144 i Status Control Register lower SLE MODID SYSR 1 1 1 1 1 8145 Status Control Register upper 8146 i Slave Offset Register lower 0 0 0 1 1 SLAVE BASE Artisan...

Page 36: ... RRDY WRDY 1 814B Response Register upper 814C i Message High Register lower 814D Message High Register upper 814E i Message Low Register lower 814F Message Low Register upper VMEbus Address bits 31 24 8150 i VME A31 24 Address Register VME WA23 22 BORD IACK AM5 AM4 AM2 AM1 8151 i VME Modifier Register IRQ7 IRQ6 IRQ5 IRQ4 IRQ3 IRQ2 IRQ1 MSGR 8152 Artisan Technology Group Quality Instrumentation Gu...

Page 37: ...O03 MO02 MO01 MO00 INTERRUPT OUT 8158 i MODID Interrupt Generator Register MO12 MO11 MO10 MO09 MO08 MO07 MO06 MO05 8159 i MODID Upper Register TTD7 TTD6 TTD5 TTD4 TTD3 TTD2 TTD1 TTD0 815A i TTL Trigger Drive Register ES1 ES0 ED1 ED0 1 SBER 1 BSAM 815B i ECL Trigger Miscellaneous Register 815C i Unique Logical Address Register 1 IST POSW BTOE WDTR FWDT 1 1 815D i Module Status Control Register 815E...

Page 38: ...high 814D Message high 814C E Message low 814F Message low 814E 14 i Shared memory pointer high 16 Shared memory pointer low 18 i Alternate response register Where a bit position has been described by a 0 or 1 the bit is a ROM bit and writing to it has no effect Unless otherwise noted below all registers and bit values are readable and writeable i EXMID Driver Register EPC 2x only 1 1 1 1 1 1 1 EX...

Page 39: ...er on the BIOS setup screen S 0 model code 255 means that the EPC 2 is configured as a slot 0 controller i Status Control Register i VSC SRIE POSR SYSC 1 READY PASS NOSF RSTP 8144 SLE MODID SYSR 1 1 1 1 1 8145 This register contains VXI specified bits and EPC 2 device dependent bits SLE i Slave enable If set 1 the EPC 2 will respond to certain A32 accesses from the VXI data transfer bus i MODID If...

Page 40: ...ritten to from the VXIbus this register is the i signal register The value written enters the signal FIFO two deep or returns a bus error i BERR if the FIFO is already full i Response Register i VRE LOCK 1 ABMH SIG MLCK WRCP FSIG LSIG 814A 0 1 DOR DIR ERR RRDY WRDY 1 814B This register contains some VXI defined state bits associated with message handling and several EPC 2 dependent bits DOR RAM bi...

Page 41: ...This register is typically used as an incoming message register for i word serial messages the sender does D16 writes into it from the VXIbus Shared Memory Pointer Register i VSH i VSL 14 16 i shared memory pointer These registers form a 32 bit address register for the optional shared memory protocol The upper 16 bits VSH are not a physically distinct register they are the same as the i VSO regist...

Page 42: ...by hardware BORD i byte ordering Byte order This bit controls the ordering of data bytes for D16 and D32 VXIbus accesses If 0 the bytes are transmitted in i little endian Intel order if 1 byte swapping hardware transmits the bytes in i big endian Motorola order Refer to a subsequent section in this chapter for more information on byte ordering IACK This bit when set is used to define the VXIbus ac...

Page 43: ...this register does not necessarily match the value in the TTL drive register because of the open collector nature of the trigger lines i MODID Interrupt Generator Register i BMOL MO04 MO03 MO02 MO01 MO00 INTERRUPT OUT 8158 This register serves two purposes an extension of the MODID bits in the BMOH register and VXI i interrupt generation If the three low order bits are not 000 one of the seven VXI...

Page 44: ...2 onto the VXI data transfer bus It allows software to wait for the completion of a write e g to determine when SBER can safely be examined after a series of writes i Unique Logical Address Register i BULA 815C This register contains the EPC 2 s i ULA Until a value is stored in this register the EPC 2 s register base in the A16 space is FFC0 and it responds only when its MODID is asserted The ULA ...

Page 45: ...ile option register or i POS register containing information maintained by the BIOS The information includes the i slot 0 enable bus i arbitration priority i bus release mode i monitor type i arbitration mode DRAM size i external clock enable and parallel port mode Since the POS register is closely allied with correct operation of the BIOS it is not user programmable thus programming information i...

Page 46: ... As described at the beginning of the chapter an alternate way to perform i VMEbus accesses providing that one is in a 32 bit operating system environment is performing reads and writes at 386 addresses between 02000000h and FEFFFFFFh These are directly mapped to the data transfer bus with the same address with an i address modifier specifying i A32 supervisory data and with i little endian byte o...

Page 47: ... behave as expected because the 386 issues two read accesses Slave Accesses from the VMEbus i slave When SLE in the status control register is set the EPC 2 will respond to accesses in a 16 MB range of the A32 space All types of VME accesses reads writes and read modify writes of all lengths are supported except for i block transfer cycles The i address modifier can specify supervisory nonprivileg...

Page 48: ... via an instruction using the i LOCK instruction prefix to the local DRAM VXIbus read and RMW slave accesses are held up until the last locked access completes i self accesses One more case of interest is when the EPC 2 performs a locked access that results in a self access These function correctly i e as if the access were not a self access providing that operating system tables e g i page tables...

Page 49: ...This read only register denotes that the EPC 2 responds to a 16 MB range in the A32 space and has a model code of 255 S 0 or 511 S 1 S is controlled by the SLOT 0 FUNCTIONS parameter on the BIOS setup screen S 0 model code 255 means that the EPC 2 is configured as a slot 0 controller Status Control Register VSC SRIE POSR SYSC 1 READY PASS NOSF RSTP 8144 SLE MODID SYSR 1 1 1 1 1 8145 This register ...

Page 50: ... of memory GPIB Controller The i GPIB controller in the EPC 2 is fully software compatible with the National Instruments GPIB PCII interface card Because it is built into the EPC 2 its configuration is static Specifically it uses interrupt IRQ5 DMA channel 1 and I O base address 2B8 Battery The i battery powers the i CMOS RAM and i TOD clock when system power is not present In older versions of th...

Page 51: ...e EXMbus and only interrupt IRQ3 is available Further information on the EXMbus its connectors and standards for building EXMs is available upon request VXIbus Interface i VMEbus interface i P1 connector i J1 connector i P2 connector i J2 connector The EPC 2 module connects to the VXIbus J1 and J2 connectors in the left of the two slots occupied by the EPC 2 On the P1 connector the EPC 2 uses all ...

Page 52: ...IOW SMEMR SMEMW IOCHK IOCHRDY REFRESH CLK OSC 0WS RESETDRV AEN IRQ3 IRQ4 connected to EPC 2 s IRQ7 in the revised EPC 2 and IRQ12 in previous versions DRQ2 connected to EPC 2 s DRQ0 DACK2 connected to EPC 2 s DACK0 i DMA channels The last three notes mean for instance that interrupt IRQ4 as seen by the PC card will actually be IRQ7 as seen by the EPC 2 software The implication is that 8 bit PC car...

Page 53: ...rating 3 km 10 000 ft Non operating 12 km 40 000 ft Shock Operating Withstands 5 g s 1 2 sine 11 ms duration without non recoverable errors Non operating Withstands 70 g s 1 2 sine 10 ms duration Vibration Operating Withstands 0 1 double amplitude 5 to 27 Hz 0 5g s 0 Pk 28 to 500 Hz Nonoperating Withstands 0 2 double amplitude 5 to 62 Hz 4g s 0 Pk 63 to 500 Hz Artisan Technology Group Quality Inst...

Page 54: ...WINGS LPTCONN EPS 2 2 0 774 EPS On the EPC 2 not the EPC 2x the DB 25 i LPT1 i parallel port connector is defined as Pin Signal Pin Signal 1 Strobe 14 Auto line feed 2 DB0 15 Error 3 DB1 16 Initialize printer 4 DB2 17 Select in 5 DB3 18 Signal ground 6 DB4 19 Signal ground 7 DB5 20 Signal ground 8 DB6 21 Signal ground 9 DB7 22 Signal ground 10 Acknowledge 23 Signal ground 11 Busy 24 Signal ground ...

Page 55: ...AC and BLANK is the alternate blanking signal to the DAC F1 is therefore a dot clock that is exactly 640 clocks per horizontal display line These three signals plus the horizontal and vertical sync signals needed for flat panel displays are TTL outputs F1 is driven from a 16V8 GAL and the other four are driven from a 74ALS244 To use the i Fujitsu FPF8060 HRUK i plasma display a custom cable is nee...

Page 56: ... DIO3 15 DIO7 4 DIO4 16 DIO8 5 EOI 17 REN 6 DAV 18 GND 7 NRFD 19 GND 8 NDAC 20 GND 9 IFC 21 GND 10 SRQ 22 GND 11 ATN 23 GND 12 SHIELD 24 SIG GND G EXTCKCON EPS 0 3 0 3 EPS An external 10 MHz clock can be supplied through a miniature SMB coax connector The input impedance is 50 ohms The signal must have TTL levels Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisan...

Page 57: ...talled in the system Press CTRL ALT ESC to run the BIOS setup program Drive A should be set to 1 4M and drive B to NONE Error encountered initializing hard drive Error initializing hard disk controller i disk boot failure i hard disk error Either of these messages appears if the BIOS cannot boot from an AT i IDE hard disk Possible problems are that the BIOS setup information is incorrect the disk ...

Page 58: ...system diskette in the floppy drive because the BIOS always attempts to boot from the floppy drive if a diskette is installed i Not ready error reading drive This is usually caused by not fully inserting a diskette into the floppy drive i Parity error in segment This could be a software error reading a nonexistent memory area or a true hardware failure i Real time clock error run setup The battery...

Page 59: ...te and asked for authorization to pro ceed All repairs are warranted for 90 days Shipping Products requiring service may be returned to RadiSys shipping prepaid after issuance of a return materials authorization RMA Return authorization may be obtained by calling customer service 800 950 0044 with the product model serial number and problem description Proper packaging preferably the original ship...

Page 60: ...epair services are available including Overnight express shipment Quick exchange programs concurrent shipment of replacement and dam aged unit Extensions to the warranty period Page 68 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 61: ...us priority 17 Bus release mode 17 19 45 Bus timeout 3 44 54 Bus grant 14 BWA 40 BWM 40 Byte ordering 40 47 CGA 9 CLK10 3 4 11 43 CLK10 jumpers 6 CMOS RAM 16 52 63 COM1 10 52 57 COM2 10 52 57 Commander 37 Configuration error 18 Configuration errors 10 17 Cooling 56 Coprocessor 51 CTRL ALT DEL keys 13 CTRL ALT ESC keys 17 DAC 59 Daisy chain 8 Data strobes 42 Data transfer bus 6 45 Data transfer bus...

Page 62: ...6 63 Front panel key 7 Fujitsu FPF8060 9 59 General failure 64 GPIB controller 51 52 GPIB port 11 Gray scale 9 Hard disk error 64 Hardware reset 13 45 Hidden memory 49 Humidity 56 I O space map 24 IACK daisy chain 54 ID Register 30 35 44 IDE 2 16 18 22 52 64 Interrupt acknowledge 8 40 42 50 Interrupt acknowledge cycle 44 Interrupt generation 42 Interrupt mapping 52 IRQ10 interrupt 41 J1 connector ...

Page 63: ...Parallel port setup 20 Parity 51 Parity error 65 Park 19 Partition table 63 PC DOS 21 PC AT I O bus 53 PCbus add in card 55 Pipelined write 46 Plasma display 9 59 POS register 36 44 45 Power consumption 56 Printer port 1 11 Printer port setup 20 Priority arbitration 19 Priority levels 19 Protocol register 37 Protocol Signal Register 31 37 Read ready 37 Real time clock error 65 Reapplying power 13 ...

Page 64: ... 32 43 TTL Trigger Sample Register 32 42 ULA 33 44 Unique logical address 33 Unique Logical Address Register 32 44 VARE 39 VDT 35 VGA 9 VGA connector 9 59 VGA controller 52 VGA modes 9 VGA monitor 17 VGA monitor setup 20 Vibration 56 VID 35 VME A21 14 Address Registers 30 34 VME A31 24 Address Register 31 40 VME Event Enable Register 32 41 VME Event State Register 32 41 VME Interrupt Enable Regist...

Page 65: ...L Page Page Ò EPC 2 Hardware Reference Manual RadiSys Corporation 19545 NW Von Neumann Dr Beaverton OR 97006 Phone 800 950 0044 In Oregon 503 690 1229 07 0013 02 December 1989 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 66: ...roduct is damaged during installation of the modifications this warranty does not cover repair or replacement This warranty in no way warrants suitability of the product for any specific application IN NO EVENT WILL RADISYS BE LIABLE FOR ANY DAMAGES INCLUDING LOST PROFITS LOST SAVINGS OR OTHER INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE PRODUCT EVEN IF RADISY...

Page 67: ...7 Disk Formatting 17 4 Programming Interface 21 Memory Map 21 I O Map 22 Registers Specific to EPC 2 28 VMEbus Accesses 40 Slave Accesses from the VMEbus 43 VXIbus Interrupt Response 44 5 Theory of Operation 45 Processor Coprocessor Memory 45 ROM and ROM Shadowing 45 Battery 46 Interrupts and DMA Channels 46 Watchdog Timer 47 EXMbus 47 VMEbus Interface 48 VMEbus System Controller Functions 49 6 Co...

Page 68: ...oration 386 386SX and 387SX are trademarks of Intel Corporation Award 386 Modular BIOS is a trademark of Award Software Inc Microsoft and MS DOS are registered trademarks of Microsoft Corporation December 1989 Copyright ã 1989 by RadiSys Corporation All rights reserved Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 69: ...quipment Have surplus equipment taking up shelf space We ll give it a new home Learn more Visit us at artisantg com for more info on price quotes drivers technical specifications manuals and documentation Artisan Scientific Corporation dba Artisan Technology Group is not an affiliate representative or authorized distributor for any manufacturer listed herein We re here to make your life easier How...

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