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7-4
PG 760 PII Programming Device
C79000-G7076-C766-01
Table 7-2
I/O Address Assignment
Address
From
To
Assignment
Remark
0000
000F
DMA controller 1
0020
0021
Interrupt controller 1
002E
002E
Configuration port Ultra I/O Index
002F
002F
Configuration port Ultra I/O Data
0040
0043
Timer 1
0048
004B
Timer 2
0060
0060
Keyboard controller, data
0061
0061
NMI, loudspeaker settings
0064
0064
Keyboard controller, command, status
0063
0063
Reserved
0070
0070
NMI-enable, real-time clock index
0071
0071
Real-time clock date
0078
0079
Reserved, board configuration
0080
008F
DMA page register
00A0
00A1
Interrupt controller 2
00C0
00DE
DMA controller 2
00E8
00E8
PM port Ultra IO index
00E9
00E9
PM port Ultra IO data
00F0
00F0
Reset numeric error
00F8
00FF
Numeric processor
0100
010F
Generally not used (alternative for CP 1413)
0120
0127
(in 760/740PII Sound Control)
0170
0177
Second IDE channel
Can be switched off
01F0
01F7
First IDE channel
0200
020F
Reserved for game port, otherwise vacant
Reserved / vacant
0240
0243
Reserved for SINEC L2 (5412(A2)),
otherwise vacant
Reserved / vacant
0278
027B
Reserved for LPT 2, otherwise vacant
Reserved / vacant
02E8
02EF
Reserved for COM4, otherwise vacant
Reserved / vacant
02F0
02F8
Reserved for GBIP
Reserved / vacant
02F8
02FF
COM2
Can be switched off
0300
031F
Programming interface module
Can be switched off
0320
032F
Vacant
Safecard
0330
033F
Generally not used
Vacant
0340
035F
Reserved for HIGRAPH Host interface,
otherwise vacant
Reserved / vacant
0360
036F
Generally not used
Vacant
0376
0376
Second IDE channel command
Can be switched off
0377
0377
Second IDE channel status
Can be switched off
0378
037F
LPT 1
Can be switched off
0380
0387
Generally not used
Vacant
Hardware Information