PC87307VUL National Semiconductor, PC87307VUL Datasheet - Page 30

• Manufacturer Part Number: PC87307VUL
• Description: PC87307/PC97307 Plug and Play Compatible and PC97 Compliant SuperI/O
• Manufacturer: National Semiconductor

www.national.com
2.3.2
The tables in this section specify the Index, type (read/write), reset value and configuration register or action that controls
each register associated with each function. When the reset value is not fixed, the table indicates what controls the value or
points to another section that provides this information.
Soft Reset is related to a Reset executed by utilizing the Reset Bit (Bit 0) of the Config Control Register. (See Table 2-5 on
page 27.)
Index
Index Type
F0h
30h
31h
60h
61h
62h
63h
70h
71h
74h
75h
00h
01h
02h
03h
04h
05h
06h
07h
20h
21h
22h
23h
24h
27h
Configuration Register Summary
R/W
R/W
R/W See Section 2.4.3 on page 34. No Effect SuperI/O Configuration 1 Register.
R/W See Section 2.4.4 on page 35. No Effect SuperI/O Configuration 2 Register.
R/W See Section 2.4.5 on page 35. No Effect Programmable Chip Select Configuration Index Register.
R/W See Section 2.4.6 on page 36. No Effect Programmable Chip Select Configuration Data Register.
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
W
W
W
RW
R
R
R
R
R
R
R
See section 2.4.1 and 2.4.2 on page 34. SID Register.
See Section 2.5.1 on page 36.
TABLE 2-12. KBC Configuration Registers for Keyboard - Logical Device 0
See CFG0, Section 2.1.3.
See Section 2.4.7 on page 36.
Hard Reset
PnP ISA
Hard Reset
00h or 01h
00h
00h
00h
00h
00h
00h
60h
00h
01h
02h
04h
04h
64
TABLE 2-11. Card Configuration Registers
Soft Reset
PnP ISA Set RD_DATA Port.
PnP ISA Configuration Control.
PnP ISA Wake[CSN].
PnP ISA Card Select Number (CSN).
PnP ISA Logical Device Number.
Configuration
See CFG0,Section
Soft Reset
00h or 01h
No Effect
30
2.1.3.
Serial Isolation.
Resource Data.
Status.
SRID Register (in pc97307 only).
00h
00h
60h
00h
64h
01h
02h
04h
04h
Configuration Register or Action
Activate.
See also FER1 of power management device
(logical device 8).
I/O Range Check.
Data Base Address MSB Register.
Data Base Address LSB Register.
Bit 2 (for A2) is read only, 0.
Command Base Address MSB Register.
Command Base Address LSB.
Bit 2 (for A2) is read only,1.
KBC Interrupt (KBC IRQ1 pin) Select.
KBC Interrupt Type.
Bits 1,0 are read/write; other bits, read only.
Report no DMA assignment.
Report no DMA assignment.
SuperI/O KBC Configuration Register.
Configuration Register or Action