Samsung S3F80JB - Manual (Page 90)

S3F80JB CONTROL REGISTERS
4-23
P0PUR
— Port 0 Pull-up Resistor Enable Register E7H Set1 Bank0
Bit Identifier .7 .6 .5 .4 .3 .2 .1 .0
Reset Value 0 0 0 0 0 0 0 0
Read/Write R/W R/W R/W R/W R/W R/W R/W R/W
Addressing Mode Register addressing mode only
.7 P0.7 Pull-up Resistor Enable Bit
0 Disable pull-up resistor
1 Enable pull-up resistor
.6 P0.6 Pull-up Resistor Enable Bit
0 Disable pull-up resistor
1 Enable pull-up resistor
.5 P0.5 Pull-up Resistor Enable Bit
0 Disable pull-up resistor
1 Enable pull-up resistor
.4 P0.4 Pull-up Resistor Enable Bit
0 Disable pull-up resistor
1 Enable pull-up resistor
.3 P0.3 Pull-up Resistor Enable Bit
0 Disable pull-up resistor
1 Enable pull-up resistor
.2 P0.2 Pull-up Resistor Enable Bit
0 Disable pull-up resistor
1 Enable pull-up resistor
.1 P0.1 Pull-up Resistor Enable Bit
0 Disable pull-up resistor
1 Enable pull-up resistor
.0 P0.0 Pull-up Resistor Enable Bit
0 Disable pull-up resistor
1 Enable pull-up resistor