Samsung S3C80A5B User Manual page 76

CONTROL REGISTERS
P0INT
— Port 0 External Interrupt Enable Register
Bit Identifier
RESET Value
Read/Write
Addressing Mode
.7
.6
.5
.4
.3
.2
.1
.0
4-16
.7 .6
0 0
R R
Register addressing mode only
P0.7 External Interrupt (INT4) Enable Bit
0 Disable interrupt
1 Enable interrupt
P0.6 External Interrupt (INT4) Enable Bit
0 Disable interrupt
1 Enable interrupt
P0.5 External Interrupt (INT4) Enable Bit
0 Disable interrupt
1 Enable interrupt
P0.4 External Interrupt (INT4) Enable Bit
0 Disable interrupt
1 Enable interrupt
P0.3 External Interrupt (INT3) Enable Bit
0 Disable interrupt
1 Enable interrupt
P0.2 External Interrupt (INT2) Enable Bit
0 Disable interrupt
1 Enable interrupt
P0.1 External Interrupt (INT1) Enable Bit
0 Disable interrupt
1 Enable interrupt
P0.0 External Interrupt (INT0) Enable Bit
0 Disable interrupt
1 Enable interrupt
.5 .4 .3
0 0 0
R R R
S3C80A5B
F1H
.2 .1 .0
0 0
R R
Set 1
0
R