Mitsubishi Electric Apricot FT1200 Technical Manual page 75

M o t h e r b o a r d : f e a t u r e s & u p g r a d e s
Address (hex)
0048 - 004B
0060
0061
0064
0070, bit 7
0070, bits 6:0
0071
0078
0079
0080 - 008F
00A0 - 00A1
00B2 - 00B3
00C0 - 00DE
00F0
0170 - 0177
01F0 - 01F7
0200 - 0207
0220 - 022F
0240 - 024F
0278 - 027F
0290 - 0297
02E8 - 02EF
02F8 - 02FF
0300 - 0301
0330 - 0331
0332 - 0333
0334 - 0335
0376
0377
0377, bit 7
0377, bits 6:0
0378 - 037F
0388 - 038D
03B4 - 03B5
03BA
03BC - 03BF
03C0 - 03CA
03CC
5/24 FT1200 HANDBOOK
Size Description
4 bytes PIIX4- Counter/Timer 2
1 byte Keyboard Controller Byte - reset IRQ
1 byte PIIX4 - NMI, speaker control
1 byte Keyboard controller, CMD/STAT Byte
1 bit PIIX4 - enable NMI
7 bits PIIX4 - real time clock, address
1 byte PIIX4 - real time clock, data
1 byte Reserved - motherboard configuration
1 byte Reserved - motherboard configuration
16 bytes PIIX4 - DMA page registers
2 bytes PIIX4 - interrupt controller 2
2 bytes APM control
31 bytes PIIX4 - DMA 2
1 byte Reset numeric error
8 bytes Secondary IDE channel
8 bytes Primary IDE channel
8 bytes Audio/game port
16 bytes Audio (Sound Blaster compatible)
16 bytes Audio (Sound Blaster compatible)
8 bytes LPT2
8 bytes Hardware monitor
8 bytes COM4/Video (8514A)
8 bytes COM2
2 bytes MPU-401 (MIDI)
2 bytes MPU-401 (MIDI)
2 bytes MPU-401 (MIDI)
2 bytes MPU-401 (MIDI)
1 byte Secondary IDE channel command port
1 byte Floppy channel 2 command
1 bit Floppy disk change, channel 2
7 bits Secondary IDE channel status port
8 bytes LPT1
6 bytes AdLib (FM synthesizer)
2 bytes Video (VGA)
1 byte Video (VGA)
4 bytes LPT3
11 bytes Video (VGA)
1 byte Video (VGA)
Continued