SC1200UFH-266BF 33 AMD (ADVANCED MICRO DEVICES), SC1200UFH-266BF 33 Datasheet - Page 204
SC1200UFH-266BF 33
Manufacturer Part Number
SC1200UFH-266BF 33
Description
Manufacturer
AMD (ADVANCED MICRO DEVICES)
Datasheet
1.SC1200UFH-266BF_33.pdf
(443 pages)
Specifications of SC1200UFH-266BF 33
Lead Free Status / RoHS Status
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Table 6-29. F0: PCI Header/Bridge Configuration Registers for GPIO and LPC Support (Continued)
Bit
2
1
0
Description
Parallel/Serial Idle Timer Enable. Turn on Parallel/Serial Port Idle Timer Count Register (F0 Index 9Ch) and generate an
SMI when the timer expires.
0: Disable.
1: Enable.
If an access occurs in the address ranges listed below, the timer is reloaded with the programmed count.
Top level SMI status is reported at F1BAR0+I/O Offset 00h/02h[0].
Second level SMI status is reported at F0 Index 85h/F5h[2].
Floppy Disk Idle Timer Enable. Turn on Floppy Disk Idle Timer Count Register (F0 Index 9Ah) and generate an SMI when
the timer expires.
0: Disable.
1: Enable.
If an access occurs in the address ranges (listed below, the timer is reloaded with the programmed count.
Top level SMI status is reported at F1BAR0+I/O Offset 00h/02h[0].
Second level SMI status is reported at F0 Index 85h/F5h[1].
Primary Hard Disk Idle Timer Enable. Turn on Primary Hard Disk Idle Timer Count Register (F0 Index 98h) and generate
an SMI when the timer expires.
0: Disable.
1: Enable.
If an access occurs in the address ranges selected in F0 Index 93h[5], the timer is reloaded with the programmed count.
Top level SMI status is reported at F1BAR0+I/O Offset 00h/02h[0].
Second level SMI status is reported at F0 Index 85h/F5h[0].
— LPT1: I/O Port 3BCh-3BEh.
— LPT2: I/O Port 378h-37Fh.
— COM1: I/O Port 3F8h-3FFh (if F0 Index 93h[1:0] = 10 this range is excluded).
— COM2: I/O Port 2F8h-2FFh (if F0 Index 93h[1:0] = 11 this range is excluded).
— COM3: I/O Port 3E8h-3EFh.
— COM4: I/O Port 2E8h-2EFh.
— Primary floppy disk: I/O Port 3F2h-3F5h, 3F7h.
— Secondary floppy disk: I/O Port 372h-375h, 377h.
32579B
Core Logic Module - Bridge, GPIO, and LPC Registers - Function 0
AMD Geode™ SC1200/SC1201 Processor Data Book
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