pc87591l-n05 National Semiconductor Corporation, pc87591l-n05 Datasheet - Page 306

• Manufacturer Part Number: pc87591l-n05
• Description: Lpc Mobile Embedded Controller
• Manufacturer: National Semiconductor Corporation

www.national.com
6.0 Host-Controlled Modules and Host Interface
6.1.8
This section describes the SuperI/O configuration and ID registers (those registers with first level indexes in the range of
20
For a summary of the abbreviations used for Register Type, see “Register Abbreviations and Access” on page 32.
SuperI/O ID Register (SID)
This register contains the identity number of the chip. The PC87591L-N05 is identified by the value EC
Location: Index 20
Type:
SuperI/O Configuration 1 Register (SIOCF1)
Location: Index 21
Type:
Bit
Name
Reset
Bit
Name
Reset
16
7-0
Bit
- 2E
SuperI/O Configuration Registers
16
Family ID. These bits identify a family of devices with similar functionality but with different options
implemented.
RO
Varies per bit
). See Table 45 for a summary and directory of these registers.
2A
22
16
16
Index
2D
2E
20
21
25
26
27
28
29
- 2C
- 24
16
16
16
16
16
16
16
16
16
7
7
0
16
16
Reserved
16
16
SID
SIOCF1
Reserved exclusively for National use
SIOCF5
SIOCF6
SRID
SIOCF8
SIOCF9
Reserved exclusively for National use
SIOCFD
Reserved exclusively for National use
Mnemonic
6
6
0
Table 45. SuperI/O Configuration Registers
SuperI/O ID
SuperI/O Configuration 1
SuperI/O Configuration 5
SuperI/O Configuration 6
SuperI/O Revision ID
SuperI/O Configuration 8
SuperI/O Configuration 9
SuperI/O Configuration D
Number of DMA Wait
5
5
0
States
Register Name
306
Description
4
4
1
Family ID
EC
16
(Continued)
Number of I/O Wait
3
3
0
States
Power Well
V
V
V
V
V
V
V
V
DD
DD
DD
DD
DD
DD
DD
PP
2
2
0
Varies per bit
Software
Reset
Type
R/W
R/W
R/W
R/W
R/W
RO
RO
1
1
0
16
.
SuperI/O
Devices
Enable
0
0
1
Revision 1.2