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Rev. 1.00, 05/04, page 165 of 544
Bit Bit Name
Initial
Value R/W Description
3 OCFA 0 R/(W)* Output Compare Flag A
This status flag indicates that the FRC value matches
the OCRA value. Only 0 can be written to this bit to
clear the flag.
[Setting condition]
When FRC = OCRA
[Clearing condition]
Read OCFA when OCFA = 1, then write 0 to OCFA
2 OCFB 0 R/(W)* Output Compare Flag B
This status flag indicates that the FRC value matches
the OCRB value. Only 0 can be written to this bit to
clear the flag.
[Setting condition]
When FRC = OCRB
[Clearing condition]
Read OCFB when OCFB = 1, then write 0 to OCFB
1 OVF 0 R/(W)* Timer Overflow
This status flag indicates that the FRC has overflowed.
Only 0 can be written to this bit to clear the flag.
[Setting condition]
When FRC overflows (changes from H'FFFF to
H'0000)
[Clearing condition]
Read OVF when OVF = 1, then write 0 to OVF
0 CCLRA 0 R/W Counter Clear A
This bit selects whether the FRC is to be cleared at
compare-match A (when the FRC and OCRA values
match).
0: FRC clearing is disabled
1: FRC is cleared at compare-match A
Note: * Only 0 can be written to clear the flag.