Silicon Graphics Zx10 User Manual page 68

4: Resources
54
Table 4-4 (continued)
I/O Address (hex)
0064
0070 (bit 7)
0070 (bits 0 – 6)
0072 – 0073
0080 – 008F
0092
00A0 – 00A1
00C0 – 00DF
0170 – 0177
01F0 – 01F7
0200 – 0207
0220 – 022F
0240 – 024F
0278 – 027F
02E8 – 02EF
02F8 – 02FF
0300 – 0301
0330 – 0335
0370 – 0375
0376
0377 write
0377 bit 7 read
0377 bits 0 – 6
0378 – 037F
I/O Map
Assignment
Keyboard controller
Enable NMI
RTC address (maximum 128 bytes)
RTC CMOS bank 2 index/data
DMA page registers
A20 control register
Interrupt controller 2
DMA controller 2
Secondary IDE channel
Primary IDE channel
Audio/game port
Audio (Sound Blaster compatible)
Audio (Sound Blaster compatible)
Parallel port LPT 2
Serial port COM 4
Serial port COM 2
MIDI
MIDI
Floppy disk drive channel 2
Secondary IDE channel command
Floppy disk drive channel 2 command
Floppy disk drive channel 2 disk change status
Secondary IDE channel status
Parallel port LPT 1
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