HD64F3644PV Datasheet, PDF (258/551 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 9 Timers
Table 9.13 Internal Clock Switching and TCNTV Operation
Clock Levels Before
and After Modifying
No. Bits CKS1 and CKS0
1 Goes from low level
to low level^*1
TCNTV Operation
Clock before
switching
Clock after
switching
Count clock
2 Goes from low
to high^*2
TCNTV
Clock before
switching
Clock after
switching
Count clock
N
N+1
Write to CKS1 and CKS0
TCNTV
N
N+1
N+2
Write to CKS1 and CKS0
Rev. 6.00 Sep 12, 2006 page 236 of 526
REJ09B0326-0600