cs5535 National Semiconductor Corporation, cs5535 Datasheet - Page 433

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

Revision 0.8
GPIO Subsystem Register Descriptions
GPIO High Bank Feature Bit Registers
GPIO I/O
(Note 1)
(Note 1)
(Note 1)
Offset
3Ch
4Ch
8Ch
9Ch
ACh
BCh
C0h
C4h
C8h
A0h
A4h
A8h
B0h
B4h
B8h
40h
44h
48h
80h
84h
88h
90h
94h
98h
Table 5-57. GPIO Low/High Bank Feature Bit Registers Summary (Continued)
Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
RO
Width
(Bits)
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
Register Name
GPIO Low Bank Lock Enable (GPIOL_LOCK_EN)
GPIO Low Bank Input Positive Edge Enable
(GPIOL_IN_POSEDGE_EN)
GPIO Low Bank Input Negative Edge Enable
(GPIOL_IN_NEGEDGE_EN)
GPIO Low Bank Input Positive Edge Status
(GPIOL_IN_POSEDGE_STS)
GPIO Low Bank Input Negative Edge Status
(GPIOL_IN_NEGEDGE_STS)
GPIO High Bank Output Value (GPIOH_OUT_VAL)
GPIO High Bank Output Enable (GPIOH_OUT_EN)
GPIO High Bank Output Open-Drain Enable
(GPIOH_OUT_OD_EN)
GPIO High Bank Output Invert Enable
(GPIOH_OUT_INVRT_EN)
GPIO High Bank Output Auxiliary 1 Select
(GPIOH_OUT_AUX1_SEL)
GPIO High Bank Output Auxiliary 2 Select
(GPIOH_OUT_AUX2_SEL)
GPIO High Bank Pull-Up Enable (GPIOH_PU_EN)
GPIO High Bank Pull-Down Enable
(GPIOH_PD_EN)
GPIO High Bank Input Enable (GPIOH_IN_EN)
GPIO High Bank Input Invert Enable
(GPIOH_IN_INV_EN)
GPIO High Bank Input Filter Enable
(GPIOH_IN_FLTER_EN)
GPIO High Bank Input Event Count Enable
(GPIOH_IN_EVNTCNT_EN)
GPIO High Bank Read Back (GPIOH_READ_BACK)
GPIO High Bank Input Auxiliary 1 Select
(GPIOH_IN_AUX1_SEL)
GPIO High Bank Events Enable (GPIOH_EVNT_EN)
GPIO High Bank Lock Enable (GPIOH_LOCK_EN)
GPIO High Bank Input Positive Edge Enable
(GPIOH_IN_POSEDGE_EN)
GPIO High Bank Input Negative Edge Enable
(GPIOH_IN_NEGEDGE_EN)
GPIO High Bank Input Positive Edge Status
(GPIOH_IN_POSEDGE_STS)
(Continued)
433
EFFF1000h
EFFF1000h
FFFF0000h
FFFF0000h
FFFF0000h
FFFF0000h
FFFF0000h
FFFF0000h
FFFF0000h
FFFF0000h
FFFF0000h
FFFF0000h
0000FFFFh
FFFF0000h
FFFF0000h
FFFF0000h
FFFF0000h
FFFF0000h
FFFF0000h
FFFF0000h
FFFF0000h
00000000h
00000000h
00000000h
Reset
Value
www.national.com
Reference
Page 452
Page 447
Page 447
Page 448
Page 449
Page 438
Page 438
Page 439
Page 439
Page 440
Page 441
Page 442
Page 442
Page 443
Page 443
Page 444
Page 445
Page 451
Page 446
Page 446
Page 453
Page 447
Page 447
Page 448