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PC87382 датащи(PDF) 28 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
номер детали PC87382
подробное описание детали  LPC-to-LPC Switch for Docking Stations, with Fast Infrared Port, Serial Port and GPIOs
PDF  72 Pages
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производитель  NSC [National Semiconductor (TI)]
домашняя страница  http://www.national.com
Logo NSC - National Semiconductor (TI)

PC87382 датащи(HTML) 28 Page - National Semiconductor (TI)

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3.0 Device Architecture and Configuration (Continued)
www.national.com
28
Revision1.2
3.7.4
SuperI/O Configuration 6 Register (SIOCF6)
This register provides a fast way to disable one or more modules without having to access the Activate register of each; see
Section 3.3.1 on page 24.
Location: Index 26h
Type:
Varies per bit
3.7.5
SuperI/O Revision ID Register (SRID)
This register contains the ID number of the specific family member (Chip ID) and the chip revision number (Chip Rev).
Location: Index 27h
Type:
RO
Bit
76543210
Name
LOCKFDS
General-Purpose
Scratch
Reserved
SER1DIS
IRDIS
Reserved
Reset
00000000
Bit
Type
Description
7
R/W1
S
LOCKFDS (Lock Fast Disable Configuration). When set to 1, this bit locks itself, SER1DIS and IRDIS
bits in this register and GLOBEN bit in SIOCF1 register by disabling writing to all of these bits. Once set,
this bit can only be cleared by Hardware reset.
0: R/W bits are enabled for write (default).
1: All bits are RO.
6-5
R/W
General-Purpose Scratch.
4
Reserved.
3
R/W
or RO
SER1DIS (Serial Port 1 Disable).
0: Enabled or Disabled, according to Activation bit (default).
1: Disabled.
2
R/W
or RO
IRDIS (Infrared Disable).
0: Enabled or Disabled, according to Activation bit (default).
1: Disabled.
1-0
Reserved.
Bit
76543210
Name
Chip ID
Chip Rev
Reset
0
0
0
XXXXX
Bit
Description
7-5
Chip ID.
4-0
Chip Rev. These bits identify the device revision.



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