RadiSys EPC-31, Hardware Reference Manual

Page 1: ...tallation RadiSys limited warranty covers products only as delivered User modification such as the addition of memory airays or other devices may void the warranty and ifthe product is damaged during...

Page 2: ...ies Diskette Contents 22 Onboard Flash Utility Installation 22 Formatting Program 22 XFORMAT Error Messages 26 Flash BIOS Updating 28 Peripheral Interfaces 31 ISA bus 32 Connectors 35 Overview 35 IDE...

Page 3: ...n out 39 Table 9 Flat Panel Display Connector Pin out 40 Table 10 Power Connector Pin out 41 Table 11 AT ISA Bus Connector Pin out 42 Table 12 AT Bus Pin out 43 Table 13 SVGA Connector Pin out 44 Tabl...

Page 4: ...rough a header connector PC compatible floppy drive controller accessed through a header connector IDE hard drive interface for 2 5 drives using a 44 pin header PC PS 2 keyboard interface via a 6 pin...

Page 5: ...ecifications assume the EPC 31 32 is mounted as a single board computer and is not installed in a standard ISA chassis The EPC 31 32 is capable of driving a four slot ISA backplane See Appendix A for...

Page 6: ...ckplane card connector Firmly press the EPC 31 32 down to ensure that the module is properly seated in the backplane make sure system power is off the epc 31 32 cannot be inserted into or removed from...

Page 7: ...ve the cursor from field to field For most fields once the cursor is positioned at the field pressing the left and right cursor arrow keys will scroll through the available choices Once the screen has...

Page 8: ...nter the fixed disk menu screen by pressing the F2 function key from the main setup screen The Fixed Disk Menu screen is similar to the following RadiSys EPC 31 Fixed Disk Menu Flash System BIOS V3 05...

Page 9: ...2 That is each sector is addressed as an absolute sequential sector number Since the drive converts the sector data to an absolute number these false cylinder and head numbers will still allow the ful...

Page 10: ...ese registers can only be accessed indirectly by writing an indirect register address to OxEC and following this write with an I O access to OxED to perform the actual read write ofthe register desire...

Page 11: ...me of Day clock when system power is not present At 60 C the battery should have a shelf life of over four years In a system that is powered on much of the time and where the ambient power off tempera...

Page 12: ...Input The external reset input causes the EPC 31 32 to perform a hardware reset The system will run the power on self tests and reboot the operating system Setup Screen Pressing F10 and then F5 to sav...

Page 13: ...shipped If you are using a floppy disk drive that is powered through the ribbon cable be sure to install the fuse If your floppy disk drive is powered through a power cable do not install the fuse SVG...

Page 14: ...bution diskette to the C FLASH directory Formatting Program In order to format the EPC 31 32 onboard flash use the program named XFORMAT It is distributed on the floppy diskette shipped with the EPC 3...

Page 15: ...ot allowed NOTE You must specify option O when formatting the EPC 31 32 onboard flash V Volume Label Flag Prompts for a disk volume label A volume label identifies the disk and can be a maximum of 11...

Page 16: ...rs Error Message MORE THAN ONE SOURCE PATH WAS SPECIFIED Explanation Multiple source paths were detected on the command line Resolution Remove one ofthe source paths from XFORMAT s invocation line Err...

Page 17: ...ystem updating with the EPC 31 32 utilities diskette NEW BAT Self hosted update batch file VCRT BIN 32 KBytes Standard CRT VGA BIOS VU64QU3 BIN 32 KBytes VGA BIOS for Sharp 640U3 flat panel VLM64C08 B...

Page 18: ...1 for COM1 on the source computer Note also that when performings remote download you must set the Update BIOS prompt in the BIOS setup to ENABLE Refer to page 8 UpdateBIOS NEWBIOS can run from the fl...

Page 19: ...079 2 0 mm pitch ribbon cable header the standard for 2 5 and 1 8 HDD s mounted on the PCB ISA bus The ISA bus signals are provided by the VLSI VL82C486 and VL82C114 IC devices No additional buffering...

Page 20: ...01 S D 3M 152250 0110 GG CN6 Power AMP 171826 4 AMP 1718224 CN7 AT CD Header Samtec TSW 132 07 S D Samtec SSW 132 01 G D CN8 AT CD Card Edge N A AMP 645169 2 CN9 AT AB Header Samtec TSW 120 07 S D Sam...

Page 21: ...t Note Pins 7 9 and 11 are not connected unless the fuse is installed Top of board CN2 Bracket COM2 LPT1 Connector The COM2 serial port is included with LPT1 on the CN3 header Pm Signal Pm Signal 1 CO...

Page 22: ...Miscellaneous Connector Pin out Top of board Pin 1 r iir Bracket CN4 Flat Panel Display Connector Flat panel disp pin out CN5 25x2 0 079 2 00 mm pitch header 1 vcc 2 GND 3 n c 4 P8 5 n c 6 P9 7 ENAVD...

Page 23: ...pitch header 18x2 0 100 2 54 mm pitch card edge CN7 hdr CN8 edge Signal CN7 hdr CN8 edge Signal 1 Cl SBHE 2 D1 MEMCS16 3 C2 LA23 4 D2 IOCS16 5 C3 LA22 6 D3 ERQ10 7 C4 LA21 8 D4 ERQ11 9 C5 LA20 10 D5 r...

Page 24: ...23 A12 SA19 24 B12 SMEMR 25 A13 SA18 26 B13 IOW 27 A14 SA17 28 B14 OR 29 A15 SA16 30 BJ5 DACK3 31 A16 SA15 32 B16 DRQ3 33 A17 SA14 34 B17 DACK1 35 A18 SAB 36 B18 DRQ1 37 A19 SA12 38 B19 REFRESH 39 A2...

Page 25: ...ble Pin Signal Pin 1 DCD 6 2 RxD 7 3 TxD 6 4 DTR 9 5 Ground Keyboard Signal DSR RTS CTS Ring indicator Table 14 DB 9 Pin out 4 3 The keyboard connector is a 6 pin mini DIN defined in the following tab...

Page 26: ...ecified or default directory level of the boot disk or the SHELL W statement in your CONFIG SYS lists the file incorrectly wrong directory or misspelled CMOS checksum invalid BIOS Problem Something in...

Page 27: ...ard present BIOS Problem This mess e indicates that the system did not recognize a keyboard at power up or you pressed a key during the power on self test Solutionis Check the integrity of the keyboar...

Page 28: ...y caused by not fully inserting a diskette into the floppy drive Sa atmafs Eject the floppy diskette and reinsert making sure that the diskette seats completely into the floppy drive Parity error in s...

Page 29: ...r 8 MB Use a 2M x 36 SIMM RadiSys P N 70 0041 We recommend Toshiba THM362020ASG 80 or equivalent For 16 MB Use a 4M x 36 SIMM RadiSys P N 70 0053 We recommend Toshiba THM364020SG 70 or equivalent Afte...

Page 30: ...t while the failed product is being repaired or other extra cost services can be arranged but need to be negotiated in advance to allow RadiSys to pool the correct product configurations RadiSys does...

Page 31: ...fthe Technical Support representative and return the product to us freight prepaid with the RMA number clearly marked on the exterior of the package Ifpossible re use the original shipping containers...

Page 32: ...VE FLOPPY DRIVE COM2 LPTl POWER 154 9 mm Figure 5 EPC 31 32 Mechanical Dimensions Mounting holes on the EPC 31 32 are 1 8 0 125 or 3 175 mm The spacing ofthe mounting holes is 6 1 154 9 mm by 3 55 90...

Page 33: ...FFFFF Mapped to BIOS ROM Table 16 Memory Map C6000 OEFFFF may be used either as page frame BIOS extension I O buffer i e for extended memory managers Ethernet etc or may be used by DOS as upper memory...

Page 34: ...unter 1 042 Counter 2 043 Control W Table 19 Counter Timer Functions Map Keyboard Port VL82C114 emulating 8742 ofPC AT I O Addr Functional group Usage 060 Keyboard controller Data I O register 061 NMI...

Page 35: ...l group Usage 0A0 Interrupt controller 2 Port 0 0A1 Port 1 Table 24 Second Interrupt Controller Map Second 16 bit DMA Controller VL82C486 emulating 8237 ofPC AT VO Addr Functional group Usage 0C0 DMA...

Page 36: ...ort Receiver transmitter buffer Baud rate divisor latch LSB 2F9 Interrupt enable register Baud rate divisor latch MSB 2FA Interrupt ID register 2FB Line control register 2FC Modem control register 2FD...

Page 37: ...TC data 3D6 Flat panel control CHIPS extension index 3D7 CHIPS extension data 3D8 CGA CGA mode register 3D9 CGA color register 3DA Color all Feature control register W Status register R 3DB Clear ligh...

Page 38: ...4 1F5 1F6 1F7 3F6 Misc AT registers 3F7 HCS1 to drive active Table 34 IDE Hard Disk Drive Controller Map Flash disk subsystem 380 Flash disk Flash address low W 381 Flash address middle W 382 Flash ad...

Page 39: ...tive during DMA cycles CLK O This is the 8 MHz system clock signal It is a synchronous microprocessor cycle clock with a cycle time of 125 nanoseconds The clock has a 50 duty cycle This signal should...

Page 40: ...will allow it to control the system address data and control lines a condition known as tri state After MASTER is low the microprocessor must wait one clock cycle before driving the address and data l...

Page 41: ...icroprocessor or DMA controller in the system SMEMR is derived from MEMR and the decode of the low 1M of memory When a microprocessor on the I O channel wishes to drive MEMR it must have the address l...

Page 42: ...ve Color LCD BIOS setting for Passive Color 640 x 480 LM64C08P Sharp 512 Color TFT BIOS setting for Active Color 640x480 LQ10DH11 Optrex Monochrome LCD BIOS setting for Electroluminescence 640x200 DMF...

Page 43: ...l Name 1 GND 11 GND 2 CK 25 SCLK 3 R1 18 P13 4 R0 16 P12 5 GND 11 GND 6 R2 22 P14 7 G1 4 P8 8 GO 49 P7 9 GND 33 GND 10 G2 6 P9 11 B1 37 P3 12 BO 35 P2 13 GND 23 GND 14 B2 41 P4 15 GND 27 GND 16 HSYNC...

Page 44: ...VCC 7 VSS 11 VSS 8 VEE 7 ENAVDD 9 DO 29 P0 10 D1 31 PI 11 D2 35 P2 12 D3 37 P3 Seiko Monochrome LCD Contact RadiSys for more information 320x240 G321EX5R000 G321EX5R000 Signal Name EPC 31 32 Signal N...