参数资料
型号: S3P9664-SK
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PDSO20
封装: 0.300 INCH, SOP-20
文件页数: 97/148页
文件大小: 784K
代理商: S3P9664-SK
S3C9664/P9664 (Preliminary Spec)
CONTROL REGISTERS
4-27
P1PND — Port 1Interrupt Pending Register
Page 0, EDH
Bit Identifier
.7
.6
.5
.4
.3
.2
.1
.0
RESET
RESET Value
0
Read/Write (note)
R/W
.7
P1.7/INT1 Interrupt Pending Bit
0
No interrupt pending (when bit is read)
1
Interrupt is pending (when bit is read)
.6
P1.6/INT1 Interrupt Pending Bit
0
No interrupt pending (when bit is read)
1
Interrupt is pending (when bit is read)
.5
P1.5/INT1 Interrupt Pending Bit
0
No interrupt pending (when bit is read)
1
Interrupt is pending (when bit is read)
.4
P1.4/INT1 Interrupt Pending Bit
0
No interrupt pending (when bit is read)
1
Interrupt is pending (when bit is read)
.3
P1.3/INT1 Interrupt Pending Bit
0
No interrupt pending (when bit is read)
1
Interrupt is pending (when bit is read)
.2
P1.2/INT1 Interrupt Pending Bit
0
No interrupt pending (when bit is read)
1
Interrupt is pending (when bit is read)
.1
P1.1/INT1 Interrupt Pending Bit
0
No interrupt pending (when bit is read)
1
Interrupt is pending (when bit is read)
.0
P1.0/INT1 Interrupt Pending Bit
0
No interrupt pending (when bit is read)
1
Interrupt is pending (when bit is read)
NOTE: To clear a port 1 interrupt pending condition, write a "0" to the corresponding P1PND register bit location.
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