54
007-4330-002
4: Resources
0064
Keyboard controller
0070 (bit 7)
Enable NMI
0070 (bits 0 – 6)
RTC address (maximum 128 bytes)
0072 – 0073
RTC CMOS bank 2 index/data
0080 – 008F
DMA page registers
0092
A20 control register
00A0 – 00A1
Interrupt controller 2
00C0 – 00DF
DMA controller 2
0170 – 0177
Secondary IDE channel
01F0 – 01F7
Primary IDE channel
0200 – 0207
Audio/game port
0220 – 022F
Audio (Sound Blaster compatible)
0240 – 024F
Audio (Sound Blaster compatible)
0278 – 027F
Parallel port LPT 2
02E8 – 02EF
Serial port COM 4
02F8 – 02FF
Serial port COM 2
0300 – 0301
MIDI
0330 – 0335
MIDI
0370 – 0375
Floppy disk drive channel 2
0376
Secondary IDE channel command
0377 write
Floppy disk drive channel 2 command
0377 bit 7 read
Floppy disk drive channel 2 disk change status
0377 bits 0 – 6
Secondary IDE channel status
0378 – 037F
Parallel port LPT 1
Table 4-4
(continued)
I/O Map
I/O Address (hex)
Assignment
Summary of Contents for Zx10
Page 1: ...Silicon Graphics Zx10 System Board Guide Document Number 007 4330 001 ...
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Page 5: ...007 4330 002 v Record of Revision Version Description 002 September 2000 Initial Rev ...
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Page 19: ...Block Diagram 007 4330 002 5 Figure 1 1 133MHz FSB Block Diagram ...
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