H8S2125 Datasheet, PDF (261/700 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcomputer H8S Family / H8S/2100 Series

Section 11 16-Bit Free-Running Timer (FRT)
Initial
Bit Bit Name 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.
[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.
[Setting condition]
When FRC = OCRB
[Clearing condition]
Read OCFB when OCFB = 1, then write 0 to OCFB
1
OVF
0
R/(W)* Overflow Flag
This status flag indicates that the FRC has overflowed.
[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.
Rev. 1.00 Sep. 21, 2006 Page 223 of 658
REJ09B0310-0100