HD6473847RHV Datasheet, PDF (257/546 Pages) Renesas Technology Corp – Renesas 8-Bit Single-Chip Microcomputer H8 Family / H8/300L Super Low Power Series

Section 9 Timers
Timer Control Register F (TCRF): TCRF switches between 16-bit mode and 8-bit mode, selects
the input clock from among four internal clock sources, and sets the output level of the TMOFH
and TMOFL pins.
Initial
Bit
Bit Name Value R/W Description
7
TOLH
0
6
CKSH2 0
5
CKSH1 0
4
CKSH0 0
3
TOLL
0
W
Toggle Output Level H
Sets the TMOFH pin output level.
0: Low level
1: High level
W
Clock Select H
W
Select the clock input to TCFH from among four internal
W
clock sources or TCFL overflow.
000: 16-bit mode, counting on TCFL overflow signal
001: 16-bit mode, counting on TCFL overflow signal
010: 16-bit mode, counting on TCFL overflow signal
011: Using prohibited
100: Internal clock: counting on φ/32
101: Internal clock: counting on φ/16
110: Internal clock: counting on φ/4
111: Internal clock: counting on φ_W/4
W
Toggle Output Level L
Sets the TMOFL pin output level.
0: Low level
1: High level
2
CKSL2 0
W
Clock Select L
1
CKSL1 0
0
CKSL0 0
W
Select the clock input to TCFL from among four internal
W
clock sources or external event input.
000: Non-operational
001: Using prohibited
010: Using prohibited
011: Using prohibited
100: Internal clock: counting on φ/32
101: Internal clock: counting on φ/16
110: Internal clock: counting on φ/4
111: Internal clock: counting on φ_W/4
Rev. 7.00 Mar. 08, 2010 Page 225 of 510
REJ09B0024-0700