HD64F38024HV Datasheet, PDF (596/684 Pages) Renesas Technology Corp – Hardware Manual Renesas 8-Bit Single-Chip Microcomputer H8 Family/H8/300L Super Low Power Series

Appendix B Internal I/O Registers
TCRF—Timer Control Register F
H'B6
Timer F
Bit
Initial value
Read/Write
7
TOLH
0
W
6
5
4
CKSH2 CKSH1 CKSH0
0
0
0
W
W
W
3
TOLL
0
W
2
CKSL2
0
W
1
CKSL1
0
W
0
CKSL0
0
W
Clock Select L
0 Except Counting on external event (TMIF)
for 11 rising/falling edge
0 11
1 00
1 01
1 10
1 11
Do not specify this combination
Internal clock φ/32
Internal clock φ/16
Internal clock φ/4
Internal clock φ_w/4
Toggle Output Level L
0 Low level
1 High level
Clock Select H
0 Except 16-bit mode, counting on TCFL
for 11 overflow signal
011
100
101
110
111
Do not specify this combination
Internal clock φ/32
Internal clock φ/16
Internal clock φ/4
Internal clock φ_w/4
Toggle Output Level H
0 Low level
1 High level
Rev. 8.00 Mar. 09, 2010 Page 574 of 658
REJ09B0042-0800