Diamond Systems 1.01 user manual 7.3 I/O Address Description

7.3I/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