HD64F3039F18 Datasheet, PDF (639/710 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family / H8/300H Series

TSR2—Timer Status Register 2
Bit
7
6
5
—
—
—
Initial value
1
1
1
Read/Write
—
—
—
Appendix B Internal I/O Register Field
H'7B
ITU2
4
3
2
1
0
—
—
OVF IMFB IMFA
1
1
0
0
0
—
— R/(W)^* R/(W)^* R/(W)^*
Overflow flag
Bit functions are the
same as for ITU0
0 [Clearing condition]
Read OVF when OVF = 1, then write 0 in OVF
1 [Setting condition]
TCNT overflowed from H'FFFF to H'0000 or underflowed from
H'0000 to H'FFFF
Note: * Only 0 can be written to clear the flag.
TCNT2 H/L—Timer Counter 2 H/L
H'7C, H'7D
ITU2
Bit
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Initial value 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Read/Write R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W
Phase counting mode: up/down-counter
Other modes: up-counter
Rev.3.00 Mar. 26, 2007 Page 615 of 682
REJ09B0353-0300