P0Pur Port 0 Pull-Up Control Register - Samsung S3C8275X User Manual

8-bit cmos microcontrollers
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CONTROL REGISTERS
P0PUR
— Port 0 Pull-Up Control Register
Bit Identifier
Reset Value
Read/Write
Addressing Mode
.7
.6
.5
.4
.3
.2
.1
.0
NOTE: A pull-up resistor of port 0 is automatically disabled only when the corresponding pin is selected as push-pull output
or alternative function.
4-24
.7
.6
0
0
R/W
R/W
Register addressing mode only
P0.7's Pull-up Resistor Enable Bit
0
Disable pull-up resistor
1
Enable pull-up resistor
P0.6's Pull-up Resistor Enable Bit
0
Disable pull-up resistor
1
Enable pull-up resistor
P0.5's Pull-up Resistor Enable Bit
0
Disable pull-up resistor
1
Enable pull-up resistor
P0.4's Pull-up Resistor Enable Bit
0
Disable pull-up resistor
1
Enable pull-up resistor
P0.3's Pull-up Resistor Enable Bit
0
Disable pull-up resistor
1
Enable pull-up resistor
P0.2's Pull-up Resistor Enable Bit
0
Disable pull-up resistor
1
Enable pull-up resistor
P0.1's Pull-up Resistor Enable Bit
0
Disable pull-up resistor
1
Enable pull-up resistor
P0.0's Pull-up Resistor Enable Bit
0
Disable pull-up resistor
1
Enable pull-up resistor
S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X
.5
.4
0
0
R/W
R/W
R/W
E6H
Set 1, Bank 0
.3
.2
.1
0
0
0
R/W
R/W
.0
0
R/W

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