530
Bit 7—Compare Match Flag B (CMFB): Status flag indicating whether the values of TCNT and
TCORB match.
Bit 7
CMFB
Description
0
[Clearing conditions]
(Initial value)
•
Cleared by reading CMFB when CMFB = 1, then writing 0 to CMFB
•
When DTC is activated by CMIB interrupt while DISEL bit of MRB in DTC is 0
1
[Setting condition]
Set when TCNT matches TCORB
Bit 6—Compare Match Flag A (CMFA): Status flag indicating whether the values of TCNT and
TCORA match.
Bit 6
CMFA
Description
0
[Clearing conditions]
(Initial value)
•
Cleared by reading CMFA when CMFA = 1, then writing 0 to CMFA
•
When DTC is activated by CMIA interrupt while DISEL bit of MRB in DTC is 0
1
[Setting condition]
Set when TCNT matches TCORA
Bit 5—Timer Overflow Flag (OVF): Status flag indicating that TCNT has overflowed (changed
from H'FF to H'00).
Bit 5
OVF
Description
0
[Clearing condition]
(Initial value)
Cleared by reading OVF when OVF = 1, then writing 0 to OVF
1
[Setting condition]
Set when TCNT overflows from H'FF to H'00