A-5
PC-500 user’s manual
Technical data
Table A-3
I/O map (Latched registered outputs via OctaGlue: Address at X0A8h)
Function
Port 0A8H position
Green LED
Bit 7, I/O read/write: 0 = on; 1 = off
Amber LED
Bit 6, I/O read/write: 0 = on; 1 = off
Extended CMOS enable
Bit 5, I/O read/write: 0 = on; 1 = off
MAX 211 enable for ring
indicate
Bit 4, I/O read/write: 0 = on; 1 = off
Super I/O enable
Bit 3, I/O read/write: 0 = on; 1 = off
LCD bias up
Bit 2, I/O read/write: 0 = on; 1 = off
LCD bias down
Bit 1, I/O read/write: 0 = on; 1 = off
VGA suspend
Bit 0, I/O read/write: 0 = on; 1 = off
Table A-4
I/O map (Configuration inputs via OctaGlue: Address at X0A9h)
Function
Port 0A9H
USEEDO
Bit 7, I/O read: 0 = on, 1 = off
Not used
Bit 6, I/O read: 0 = on, 1 = off
IOREGSEL_A
Bit 5, I/O read: 0 = on, 1 = off
IOREGSEL_B
Bit 4, I/O read: 0 = on, 1 = off
User option jumper B
Bit 3, I/O read: 0 = on, 1 = off
User option jumper A
Bit 2, I/O read: 0 = on, 1 = off
Not used
Bit 1, I/O read: 0 = on, 1 = off
USESETUP
Bit 0, I/O read: 0 = on, 1 = off
Table A-5
COM1 available addresses
COM1 available addresses
220h
2F8h
228h
338h
238h
3E8h
2E0h
3F8h*
2E8h
* = default
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 ...