Corporation Computer Hardware User Manual

7.3 I/O Address Description
I/O Address Description
0000 – 000F Direct memory access controller
0020 – 0021 Programmable interrupt controller
0040 – 0043 System timer
0060 – 0060 Standard 101/102
0061 – 0061 System speaker
0064 – 0064 Standard 101/102
0070 – 0071 System CMOS/real time clock
0081 – 0083 Direct memory access controller
0087 – 0087 Direct memory access controller
0089 – 008b Direct memory access controller
008F – 0091 Direct memory access controller
00A0 – 00A1 Programmable interrupt controller
00C0 – 00DF Direct memory access controller
00F0 – 00FF Numeric data processor
0170 – 0177 VIA Bus Master PCI IDE Controller
0170 – 0177 Secondary IDE controller (dual FIFO)
01F0 – 01F7 VIA Bus Master PCI IDE Controller
02F8 – 02FF Primary IDE controller (dual FIFO)
02F8 – 02FF Communications Port (COM2)
0376 – 0376 VIA Bus Master PCI IDE Controller
0376 – 0376 Secondary IDE controller (dual FIFO)
0378 – 037F ECP Printer Port (LPT1)
03B0 – 03BB S3 Graphics Twister-T chip
03C0 – 03DF S3 Graphics Twister-T chip
03F0 – 03F5 Standard Floppy Disk Controller
03F6 – 03F6 VIA Bus Master PCI IDE Controller
03F6 – 03F6 Primary IDE controller (dual FIFO)
03F7 – 03F7 Standard Floppy Disk Controller
03F8 – 03FF Communications Port (COM1)
Morpheus CPU User Manual V1.01 Page 16