Renesas F-ZTAT H8 Series Hardware Manual page 758

Appendix B Internal I/O Register
TIOR2—Timer I/O Control Register 2
Bit 7
—
Initial value 1
Read/Write —
Note: Bit functions are the same as for ITU0.
TIER2—Timer Interrupt Enable Register 2
Bit 7
—
Initial value 1
Read/Write —
Note: Bit functions are the same as for ITU0.
TSR2—Timer Status Register 2
Bit 7
—
Initial value 1
Read/Write —
Note: Only 0 can be written, to clear the flag.
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Rev. 3.00 Mar 21, 2006 page 730 of 814
REJ09B0302-0300
6 5
IOB2 IOB1 IOB0
0 0
R/W R/W R/W
6 5
— — —
1 1
— — —
6 5 4
— — —
1 1 1
— — —
Overflow flag
0 [Clearing condition]
Read OVF when OVF = 1, then write 0 in OVF.
1 [Setting condition]
The TCNT value overflows (from H'FFFF to H'0000)
or underflows (from H'0000 to H'FFFF)
H'79
4 3 2
— IOA2
0 1 0
— R/W
H'7A
4 3 2
— OVIE
1 1 0
— R/W
H'7B
3 2
— OVF
1 0
— R/(W)
The function is the same as ITU0.
ITU2
1 0
IOA1 IOA0
0 0
R/W R/W
ITU2
1 0
IMIEB IMIEA
0 0
R/W R/W
ITU2
1 0
IMFB IMFA
0 0
R/(W) R/(W)
* * *