Appendix B Internal I/O Registers
Rev.3.00 Jul. 19, 2007 page 474 of 532
REJ09B0397-0300
TCW—Timer counter W
H'91
Flash memory
(On-chip flash memory version only)
Bit
Initial value
Read/Write
:
:
:
7
0
R/W
6
0
R/W
5
0
R/W
4
0
R/W
3
0
R/W
2
0
R/W
1
0
R/W
0
TCW7
TCW6
TCW5
TCW4
TCW3
TCW2
TCW1
TCW0
0
R/W
Count value
TMW—Timer mode register W
H'92
Flash memory
(On-chip flash memory version only)
7
1
⎯
6
1
⎯
5
1
⎯
4
1
⎯
3
1
⎯
2
1
R/W
1
1
R/W
0
⎯
⎯
⎯
⎯
⎯
CKS2
CKS1
CKS0
1
R/W
Description
Clock select
Bit 2
CKS2
0
0
0
0
1
1
1
1
Bit 1
CKS1
0
0
1
1
0
0
1
1
Bit 0
CKS0
0
1
0
1
0
1
0
1
Internal clock:
φ
/64
Internal clock:
φ
/128
Internal clock:
φ
/256
Internal clock:
φ
/512
Internal clock:
φ
/1024
Internal clock:
φ
/2048
Internal clock:
φ
/4096
Internal clock:
φ
/8192 (initial value)
TMW is an 8-bit read/write register that selects the input clock. Upon reset, TMW is
initialized to H'FF.
Note:
Bit
Initial value
Read/Write
:
:
:
Содержание F-ZTAT H8 Series
Страница 6: ...Rev 3 00 Jul 19 2007 page iv of xxiv REJ09B0397 0300...
Страница 194: ...7 RAM Rev 3 00 Jul 19 2007 page 168 of 532 REJ09B0397 0300...
Страница 234: ...8 I O Ports Rev 3 00 Jul 19 2007 page 208 of 532 REJ09B0397 0300...
Страница 274: ...9 Timers Rev 3 00 Jul 19 2007 page 248 of 532 REJ09B0397 0300...
Страница 352: ...12 A D Converter Rev 3 00 Jul 19 2007 page 326 of 532 REJ09B0397 0300...
Страница 466: ...16 Electrical Characteristics H8 3854 Group Rev 3 00 Jul 19 2007 page 440 of 532 REJ09B0397 0300...
Страница 561: ......