cs5535 National Semiconductor Corporation, cs5535 Datasheet - Page 332

• Manufacturer Part Number: cs5535
• Description: Geode Cs5535 Companion Multi-function South Bridge
• Manufacturer: National Semiconductor Corporation

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PIC Register Descriptions
Address
4D0h
4D1h
0A0h
0A1h
0A1h
0A1h
0A1h
0A0h
0A0h
0A0h
0A0h
020h
021h
021h
021h
021h
020h
020h
020h
020h
I/O
Type
R/W
R/W
R/W
R/W
WO
WO
WO
WO
WO
WO
WO
WO
WO
WO
WO
WO
RO
RO
RO
RO
Width
(Bits)
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
Register Name
Initialization Command Word 1 (PIC_ICW1) - Master
Initialization Command Word 1 (PIC_ICW1) - Slave
Initialization Command Word 2 (PIC_ICW2) - Master
Initialization Command Word 2 (PIC_ICW2) - Slave
Initialization Command Word 3 (PIC_ICW3) - Master
Initialization Command Word 3 (PIC_ICW3) - Slave
Initialization Command Word 4 (PIC_ICW4) - Master
Initialization Command Word 4 (PIC_ICW4) - Slave
Operation Command Word 1 / Interrupt Mask
(PIC_OCW1/IMR) - Master
Operation Command Word 1 / Interrupt Mask
(PIC_OCW1/IMR) - Slave
Operation Command Word 2 (PIC_OCW2) - Master
Operation Command Word 2 (PIC_OCW2) - Slave
Operation Command Word 3 (PIC_OCW3) - Master
Operation Command Word 3 (PIC_OCW3) - Slave
Interrupt Request Register (PIC_IRR) - Master
Interrupt Request Register (PIC_IRR) - Slave
In-Service Register (PIC_ISR) - Master
In-Service Register (PIC_ISR) - Slave
Interrupt Edge/Level Select 1 (PIC_INT_SEL1)
Interrupt Edge/Level Select 2 (PIC_INT_SEL2)
Table 5-23. PIC Native Registers Summary
(Continued)
332
Reset Value
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
Reference
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Revision 0.8