cx82100 Conexant Systems, Inc., cx82100 Datasheet - Page 175

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

9.3.4
9.3.5
101306C
Y = Bit #
Y = Bit #
15 ≥ Y ≥ 0,
7 ≥ Y ≥ 0,
Bit(s)
Bit(s)
31:8
Bit(s)
Bit(s)
31:16
15:0;
4:1
13:9
7:0;
4:0
7
6
5
0
15
14
8
7
6
5
Type
Type
Type
Type
RW
RW
RW
RW
RW
RO
RO
RO
RO
RO
RO
RO
GPIO Output Enable Register 3 for GPIO[39:37; 32] (GPIO_OE3: 0x003500BC)
GPIO Data Input Register 1 for GPIO[15:14; 8:5] (GPIO_DATA_IN1: 0x003500C0)
Default
Default
Default
Conexant Proprietary and Confidential Information
16’bx
8’b0
1’b0
1’b0
1’b1
1’b1
1’bx
1’bx
1’bx
1’bx
1’bx
1’bx
GPIO_OE3 is the output enable register for GPIO[39:37; 32].
GPIO_DATA_IN1is the data input register for GPIO[15:14; 8:5].
CX82100 Home Network Processor Data Sheet
GPIO_OE{X},
39 ≥ X ≥ 32,
X = Y + 32
GPIO_OE39
GPIO_OE38
GPIO_OE37
GPIO_OE32
GPIO_DIN {X},
15 ≥ X ≥ 0,
X = Y
GPIO_DIN15
GPIO_DIN14
GPIO_DIN8
GPIO_DIN7
GPIO_DIN6
GPIO_DIN5
Name
Name
Name
Name
Reserved.
GPIO39 Output Enable.
GPIO38 Output Enable.
GPIO37 Output Enable.
Reserved.
GPIO32 Output Enable.
GPIO[X] Output Enable, 39≥ ≥ ≥ ≥ X≥ ≥ ≥ ≥ 32.
GPIO[X] Pin Voltage Level, 15≥ ≥ ≥ ≥ X≥ ≥ ≥ ≥ 0.
Reserved.
GPIO15 Pin Voltage Level.
GPIO14 Pin Voltage Level.
Reserved.
GPIO8 Pin Voltage Level.
GPIO7 Pin Voltage Level.
GPIO6 Pin Voltage Level.
GPIO5 Pin Voltage Level.
Reserved.
0 = GPIO[X] is an input pin.
1 = GPIO[X] is an output pin.
0 = Pin voltage level is low.
1 = Pin voltage level is high.
Description
Description
Description
Description
9-5