Arcom SBC104 Technical Manual Download Page 33 | Manualshive

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Page 33

2192-08704-000-000

J562 SBC104

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Summary of Contents for SBC104

Page 1: ... U Un ni it te ed d K Ki in ng gd do om m Arcom Control Systems Ltd Clifton Road Cambridge CB1 4WH UK Tel 01223 411 200 Fax 01223 410 457 FoD 01223 240 600 U Un ni it te ed d S St ta at te es s Arcom Control Systems Inc 13510 South Oak Street Kansas City MO 64145 USA Tel 816 941 7025 Fax 816 941 0343 FoD 800 747 1097 F Fr ra an nc ce e Arcom Control Systems Centre d affaires SCALDY 23 rue Colbert ...

Page 2: ...ponent with regard to the European Community EMC regulations and it is the users responsibility to ensure that systems using the board are compliant with the appropriate EMC standards Arcom can offer an EMC CE compliant solution if the SBC104 is used as part of the ACE Arcom Compact Enclosure product Acknowledgements Arcom Flash Filing System AFFS is the generic name given to the ported Flash Fili...

Page 3: ...Keyboard 11 Setting up the SBC104 for Remote mode 11 Using the SBC104 in Remote Mode 12 ROM DOS Remote Disk 12 Borland C Turbo Debug Remote 13 Memory Map 15 I O Map 15 Special Function Registers 16 Additional On Board Features 19 User Link 19 Status LEDs 19 Watchdog Timer 19 System BIOS 19 SRAM 19 RS 485 19 The SBC104 Utilities Disk 19 SAVECMOS Utility 20 Appendix A Connections 21 Appendix B Disab...

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Page 5: ... Kbyte of battery backed SRAM Battery backed Real Time Clock FDD interface via vertical 34 way header HDD IDE interface via vertical 40 way header LPT parallel port via vertical 26 way header COM1 COM2 RS232 serial ports via individual 9 way D type plugs Link selectable half duplex RS 485 available on COM2 AT keyboard interface via a 6 way Mini DIN socket Mini Buzzer for audible alarm Watchdog tim...

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Page 7: ...o the serial port COM1 which should be connected to a PC terminal emulator or a PC with a windows terminal emulator This kind of operation is referred to as Remote Mode Before Powering up the board Connect a 5v power supply to the power header PL5 The SBC104 does n no ot t require 12v to operate so if any of the PC 104 boards connected to the SBC104 require a 12v or 12v power supply such as the AI...

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Page 9: ...3 Source Select If fitted interrupt IRQ3 will be enabled to work from COM2 and PC 104 If omitted IRQ3 will work solely from the PC 104 bus Battery back up link Position A Connected Position B Isolated Note If battery back up is provided via the VBB connection on PL5 then this link should be omitted Factory Fit only Do Not Change Watchdog time out Selection If fitted a Watchdog time out will cause ...

Page 10: ...tinued from previous page EMC Chassis Point The SBC104 has a clearly labelled EMC chassis point near the keyboard connector This point serves as a mounting hole for the PC 104 stack through modules It should be connected to the earth point of the enclosure User Configuration Diagram LK15 COM1 COM2 LK5 LK6 A LK13 B A LK14 B PL8 PL9 PL5 PL10 PL4 PL7 PL1 PL2 PL3 LK12 LK11 LK10 LK9 LK3 A LK1 LK2 LK7 A...

Page 11: ...nd exit press F10 To exit without saving the new parameters press ESC For standard operation of the SBC104 the only usual changes that have to made are to the time and date floppy and hard drive parameters Altering some of the advanced CMOS BIOS parameters may cause the SBC104 to work incorrectly To reset to the default settings turn off the power to the SBC104 and move LK3 to position B for a few...

Page 12: ...asions without checking for a VGA card and then possibly re directing the output to the serial port COM1 These pre installed files can be found on the utilities disk in the a install directory When the SBC104 is booted from the utilities disk you are given the option of re installing these files or re installing AFFS and ROM DOS This can be done in remote mode through a terminal emulator as the ut...

Page 13: ...Windows 95 differs from Windows 3 11 in the manner in which it controls the COMs ports This can lead to the Remote Disk utility working incorrectly To avoid this follow the steps below exactly 1 Follow steps 1 4 on how to use Remote disk with Windows 3 11 2 Close the Hyper terminal window as Windows 95 will not let two applications share a COM port 3 Open Windows Explorer The SBC104 should appear ...

Page 14: ...rpX rsN AppName Again the X refers to the COM channel on the PC that is used and the N refers to the serial link speed Please note that the link speed set here MUST be the same as that set up on the SBC104 The parameter A Ap pp pN Na am me e refers to the application name the EXE name When you have done this you will see the familiar TURBO DEBUGGER screen You can now debug your application remotel...

Page 15: ...p When adding boards or software memory managers it is important that they are configured so that they do not contend or interfere with the on board memory devices I O Map Page 15 2192 08704 000 000 J562 SBC104 ...

Page 16: ...rating an NMI or if LK5 is fitted a system reset 2192 08704 000 000 Page 16 J562 SBC104 D7 D6 D5 D4 D3 D2 D1 D0 Flash Memory enable bit low to enable Reserved Reserved Reserved Flash Memory low page address A17 Flash Memory low page address A16 Flash Memory low page address A15 Flash Memory low page address A14 D7 D6 D5 D4 D3 D2 D1 D0 Not Used Not Used Not Used Not Used Not Used Flash Memory upper...

Page 17: ...g from this address will give the status of the user Link LK15 Page 17 2192 08704 000 000 J562 SBC104 D7 D6 D5 D4 D3 D2 D1 D0 User Link high if not fitted low if fitted Not Used Not Used Not Used Not Used Not Used Not Used Not Used ...

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Page 19: ...he Flash drive An extension is also included to ensure that the DOS clock correctly interprets the date information in the next millennium SRAM A 32 pin DIL socket IC1 is fitted to the board to allow installation of a 128Kbyte SRAM i c by the customer SRAMS should be low power L versions with an access time 120ns The SRAM may be initialised as a high speed battery backed DOS drive by adding SRAMDI...

Page 20: ...appear giving the option to copy the factory fitted files back onto the on board Flash or to format the Flash and install ROMDOS Select an option and wait a few seconds When formatting the Flash read the on screen instructions carefully SAVECMOS Utility The SBC104 utilities disk includes the file SAVECMOS EXE This utility is used to safe guard the CMOS settings in case of a battery back up failure...

Page 21: ... drain current on the battery back up is 20uA Note If an external voltage source is used LK3 must be removed to isolate the on board battery Hard Disk Drive and Parallel Port Connections HDD and LPT can be connected to the SBC104 using standard 40 way and 26 way ribbon cable assemblies respectively The ribbon cable IDC connectors should be fitted as shown The SBC104 only supports hard drives of up...

Page 22: ... g g g g g g g g g g g g g g g g g g g g g g g g g g g g g 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 GND D8 D9 D10 D11 D12 D13 D14 D15 n c GND GND GND n c GND IOCS16 n c A2 HDCS1 GND RST IDE D7 D6 D5 D4 D3 D2 D1 D0 GND n c IOWR IORD n c n c IRQ14 A1 A0 HDCS0 Drive access LED g g g g g g g g g g g g g g g g g g g g g g g g g g g g...

Page 23: ...h the add on module PC 104 Connector Pin Assignments Page 23 2192 08704 000 000 J562 SBC104 0 Pin Number SK2 Row A SK2 Row B SK1 Row C SK1 Row D IOCHCHK SD7 SD6 SD5 SD4 SD3 SD2 SD1 SD0 IOCHRDY AEN SA19 SA18 SA17 SA16 SA15 SA14 SA13 SA12 SA11 SA10 SA9 SA8 SA7 SA6 SA5 SA4 SA3 SA2 SA1 SA0 0V 0V RESETDRV 5V IRQ9 12V ENDXFR 12V SMEMW SMEMR IOW IOR DACK3 DRQ3 DACK1 DRQ1 REFRESH SYSCLK IRQ7 IRQ5 IRQ4 Not...

Page 24: ...in RS 485 mode Do not use any of the other pins apart from GND DATA and DATA when using COM2 in RS 485 mode RS 485 Configuration The RS 485 groundline should be connected between the units The terminating resistor LK10 should be selected if the SBC104 is at the e en nd d of the cable Keyboard Connection The SBC104 will interface to a standard PC AT keyboard A 5 pin DIN to 6 pin Mini DIN plug adapt...

Page 25: ...he space bar to change the 1 to a 0 Scroll right to bit 5 and press the space bar to change this to a 0 This will disable the part of the EPROM BIOS that loads in the AFFS to run the Flash memory Press F10 to re boot The SBC104 will boot without the usual AFFS and Millennium Check messages to the floppy or hard drive that is connected To activate the Flash simply return to the Chipset register men...

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Page 27: ...r On Self Test POST hardware tests completed without encountering any errors This is caused by failure of one of the Power On Self Test POST hardware tests This alarm results from one of the two hardware problems 1 Video BIOS ROM Failure and Checksum error encountered 2 CGA Adapter installed and the horizontal retrace has failed This is caused by one of three possible hardware problems 1 The video...

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Page 29: ...Appendix D Circuit Diagrams Page 29 2192 08704 000 000 J562 SBC104 ...

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