Samsung C8274X 사용자 설명서
I/O PORTS
S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X
9-6
External Interrupt Pending Register (EXTIPND)
F7H, Set 1, Bank 0, R/W
.7
.6
.5
.4
.3
.2
.1
.0
MSB
LSB
EXTIPND bit configuration settings:
0
1
Interrupt is pending (when read)
No interrupt pending (when read), clear pending bit (when write)
P0.2
(INT2)
P0.1
(INT1)
P0.0
(INT0)
P1.7
(INT7)
P1.6
(INT6)
P1.5
(INT5)
P1.4
(INT4)
P1.3
(INT3)
Figure 9-6. External Interrupt Pending Register (EXTIPND)