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PC-500 user’s manual
Contents
Speaker ................................................................................................... 7-3
Mouse ...................................................................................................... 7-3
Enabling/disabling the video BIOS ............................................................... 7-3
Re-establishing communications when the console is not working ... 7-5
Chapter 8: SSDs, DRAM, and battery backup ............................................. 8-1
Description ....................................................................................................... 8-1
SSD0 (optional) ............................................................................................... 8-1
Selecting SSD0 device type ................................................................... 8-1
SSD0 replaced with an SRAM device ............................................................ 8-1
SSD0 replaced with a flash device ................................................................. 8-2
Selecting an SSD BIOS ......................................................................... 8-2
SSD0 replaced with an EPROM/OTPROM ......................................... 8-3
SSD1 ................................................................................................................. 8-3
DRAM ............................................................................................................... 8-3
Battery backup for SSD0 SRAM and real time calendar clock ................... 8-4
Installing an AT battery ........................................................................ 8-4
Chapter 9: External drives ................................................................................ 9-1
Description ....................................................................................................... 9-1
Floppy disk controller ..................................................................................... 9-1
Power requirements ............................................................................... 9-1
Installing a floppy disk drive ................................................................ 9-1
Hard disk controller ........................................................................................ 9-2
Booting with ROM-DOS ................................................................................. 9-2
Chapter 10: IRQ routing and opto IRQs ...................................................... 10-1
Interrupt routing ........................................................................................... 10-1
Opto IRQs ...................................................................................................... 10-3
Interrupt routing matrix defaults ............................................................... 10-3
Programming ................................................................................................. 10-3
Master disable ............................................................................................... 10-4
Chapter 11: EZ I/O ............................................................................................. 11-1
Description ..................................................................................................... 11-1
Pulling the I/O lines high or low .................................................................. 11-2
Organization of ports .................................................................................... 11-2
Port addressing .................................................................................... 11-3
Base I/O address .................................................................................. 11-3
Configuring and programming the EZ I/O ports ........................................ 11-4
Programming the EZ I/O ..................................................................... 11-4
Configuring the EZ I/O ........................................................................ 11-4
Writing and reading from EZ I/O ....................................................... 11-5
EZ I/O output program examples ....................................................... 11-5
EZ I/O input program examples ......................................................... 11-6
Enhanced INT 17h function definitions ...................................................... 11-6
Initialize EZ I/O ................................................................................... 11-6
Write EZ I/O ......................................................................................... 11-7
Read EZ I/O .......................................................................................... 11-8
Opto-module rack interface .......................................................................... 11-9
Interfacing to switches and other devices ................................................. 11-11
Chapter 12: LED signaling and “beep” codes ............................................ 12-1
Description ..................................................................................................... 12-1
Summary of Contents for PC-500
Page 7: ...Notice to user PC 500 user s manual ...
Page 17: ...xii Contents PC 500 user s manual ...
Page 23: ...About this manual PC 500 user s manual ...
Page 25: ...Overview of Section 1 PC 500 user s manual ...
Page 35: ...2 2 Quick start PC 500 user s manual Figure 2 1 PC 500componentdiagram ...
Page 36: ...2 3 PC 500 user s manual Quick start Figure 2 2 PC 500center to centerholedimensions ...
Page 53: ...3 10 SETUP programs PC 500 user s manual ...
Page 57: ...4 4 Save and run programs PC 500 user s manual ...
Page 59: ...Overview of Section 2 PC 500 user s manual ...
Page 71: ...5 12 Serial ports PC 500 user s manual ...
Page 75: ...6 4 LPT1 parallel port PC 500 user s manual ...
Page 81: ...7 6 Console devices PC 500 user s manual ...
Page 89: ...10 2 IRQ routing and opto IRQs PC 500 user s manual Figure 10 1 Interruptroutingmatrix ...
Page 103: ...11 12 EZ I O PC 500 user s manual ...
Page 117: ...14 2 PC 104 expansion PC 500 user s manual ...
Page 119: ...15 2 SCSI PC 500 user s manual ...
Page 121: ...16 2 Ethernet PC 500 user s manual ...
Page 123: ...Overview of Section 3 PC 500 user s manual ...
Page 127: ...17 4 Watchdog timer and hardware reset PC 500 user s manual ...
Page 143: ...19 8 Transferring files remote disks PC 500 user s manual ...
Page 173: ...22 22 CPU power management PC 500 user s manual ...
Page 177: ...23 4 Troubleshooting PC 500 user s manual ...
Page 179: ...Overview of Section 4 PC 500 user s manual ...
Page 225: ...B 28 Software utilities PC 500 user s manual ...