cx82100 Conexant Systems, Inc., cx82100 Datasheet - Page 183

• Manufacturer Part Number: cx82100
• Description: Home Network Processor Hnp
• Manufacturer: Conexant Systems, Inc.

9.3.14
101306C
31 ≥ Y ≥ 16,
Y = Bit #
Y = Bit #
15 ≥ Y ≥ 0,
31:16;
Bit(s)
Bit(s)
29:25
20:16
15:0;
13:9
4:0
31
30
24
23
22
21
15
14
8
7
6
5
Type
Type
RW
RW
RW
RW
RW
RW
RW
RO
RO
RO
RO
RO
RO
RO
GPIO Interrupt Enable Register 1 for GPIO[15:14; 8:5] (GPIO_IER1: 0x003500E4)
See specific
See specific
Default
Default
Conexant Proprietary and Confidential Information
1’b0
1’b0
1’b0
1’b0
1’b0
1’b0
1’b0
1’b0
1’b0
1’b0
1’b0
1’b0
GPIO_IER1 is the interrupt input enable register for GPIO[15:14; 8:5].
Note:
bit
bit
CX82100 Home Network Processor Data Sheet
If an interrupt input is enabled for GPIO[X], then GPIO[X] must be configured
as an input.
GPIO_IEMSK{X},
15 ≥ X ≥ 0,
X = Y-16.
GPIO_IE{X},
15 ≥ X ≥ 0,
X = Y.
GPIO_IEMSK15
GPIO_IEMSK14
GPIO_IEMSK8
GPIO_IEMSK7
GPIO_IEMSK6
GPIO_IEMSK5
GPIO_IE15
GPIO_IE14
GPIO_IE8
GPIO_IE7
GPIO_IE6
GPIO_IE5
Name
Name
GPIO[X] Interrupt Enable Mask, 15≥ ≥ ≥ ≥ X≥ ≥ ≥ ≥ 0.
Reading:
Writing:
GPIO[X] Interrupt Enable, 15≥ ≥ ≥ ≥ X≥ ≥ ≥ ≥ 0.
Reading:
Return the last value written to bit #Y.
Writing:
GPIO15 Interrupt Enable Mask.
GPIO14 Interrupt Enable Mask.
Reserved.
GPIO8 Interrupt Enable Mask.
GPIO7 Interrupt Enable Mask.
GPIO6 Interrupt Enable Mask.
GPIO5 Interrupt Enable Mask.
Reserved.
GPIO15 Interrupt Enable.
GPIO14 Interrupt Enable.
Reserved.
GPIO8 Interrupt Enable.
GPIO7 Interrupt Enable.
GPIO6 Interrupt Enable.
GPIO5 Interrupt Enable.
Reserved.
Return 0.
0 = Mask off the function associated with GPIO_IE{X}.
1 = Enable the function associated with GPIO_IE{X}.
0 = Disable the GPIO[X] interrupt if GPIO_IEMSK{X} = 1; don't
1 = Enable the GPIO[X] interrupt if GPIO_IEMSK{X} = 1; don't
care, otherwise.
care, otherwise.
Description
Description
9-13