C8051F960-B-GM Datasheet, PDF (332/492 Pages) Silicon Laboratories – Ultra Low Power 128K, LCD MCU Family

C8051F96x
SFR Definition 25.20. PC0INT0: PC0 Interrupt 0
Bit
7
6
5
4
3
2
1
0
Name CMP1F CMP1EN CMP0F CMP0EN OVRF OVREN DIRCHGF DIRCHGEN
Type R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
0
0
0
0
0
0
0
0
SFR Address = 0xFB; SFR Page = 0x2
Bit
Name
Function
7
CMP1F
Comparator 1 Flag
0: Counter 1 did not match comparator 1 value.
1: Counter 1 matched comparator 1 value.
6
CMP1EN
Comparator 1 Interrupt/Wake-up Source Enable
0:CMP1F not enabled as interrupt or wake-up source.
1:CMP1F enabled as interrupt or wake-up source.
5
CMP0F
Comparator 0 Flag
0: Counter 0 did not match comparator 0 value.
1: Counter 0 matched comparator 0 value.
4
CMP0EN
Comparator 0 Interrupt/Wake-up Source Enable
0:CMP0F not enabled as interrupt or wake-up source.
1:CMP0F enabled as interrupt or wake-up source.
3
OVRF
Counter Overflow Flag
1:Neither of the counters has overflowed.
1:One of the counters has overflowed.
2
OVREN
Counter Overflow Interrupt/Wake-up Source Enable
0:OVRF not enabled as interrupt or wake-up source.
1:OVRF enabled as interrupt or wake-up source.
1
DIRCHGF
Direction Change Flag
Direction changed for quadrature mode only.
0:No change in direction detected.
1:Direction Change detected.
0
DIRCHGEN
Direction Change Interrupt/Wake-up Source Enable
0:DIRCHGF not enabled as interrupt or wake-up source.
1:DIRCHGF enabled as interrupt or wake-up source.
332
Rev. 1.0