hd64338023s Renesas Electronics Corporation., hd64338023s Datasheet - Page 597

• Manufacturer Part Number: hd64338023s
• Description: Renesas 8-bit Single-chip Microcomputer Super Low Power Series
• Manufacturer: Renesas Electronics Corporation.

B.2
Possible types of access
R/W
W

R
Read only
Write only
Read and write
See relevant register
description
Bit numbers
Register acronym
Initial bit values
Dashes () indicate
undefined bits.
Functions
Register name
TCRFTimer Control Register F
Bit
Initial value
R/W
Toggle output level H
0
1
Set to low level
Set to high level
TOLH
W
7
0
Clock select H
0
1
1
1
1
CKSH2 CKSH1 CKSH0
W
6
0
*
0
0
1
1
*
0
1
0
1
Toggle output level L
W
5
0
0
1
16-bit mode, counts on TCFL overflow signal
Internal clock: φ/32
Internal clock: φ/16
Internal clock: φ/4
Internal clock: φ w /4
Set to low level
Set to high level
W
4
0
Clock select L
0
1
1
1
1
TOLL
W
3
0
0
0
1
1
*
*
0
1
0
1
CKSL2 CKSL1 CKSL0
W
2
0
Counts on external event (TMIF) rising/
falling edge
Internal clock: φ/32
Internal clock: φ/16
Internal clock: φ/4
Internal clock: φ w /4
Address to which the register is mapped.
When displayed with two-digit number,
this indicates the lower address,
and the upper address is HFF.
W
1
0
H'B6
Rev. 7.00 Mar 10, 2005 page 555 of 652
W
0
0
* Don't care
Appendix B Internal I/O Registers
Timer F
REJ09B0042-0700
Name of on-chip
supporting module
Names of the bits.
Dashes () indicate
reserved bits.
Full name of bit
Descriptions of bit
settings