Datasheet

Section 13 8-Bit Timers (TMR)
(This function is not available in the H8S/2695)
Page 684 of 1434 R01UH0166EJ0600 Rev. 6.00
Mar 02, 2011
H8S/2633 Group, H8S/2633 F-ZTAT
TM
,
H8S/2633R F-ZTAT
TM
, H8S/2695
Table 13.5 Switching of Internal Clock and TCNT Operation
No.
Timing of Switchover
by Means of CKS1
and CKS0 Bits TCNT Clock Operation
1 Switching from
low to low
*
1
Clock before
switchover
Clock after
switchover
TCNT clock
TCNT
CKS bit write
N N+1
2 Switching from
low to high
*
2
Clock before
switchover
Clock after
switchover
TCNT clock
TCNT
CKS bit write
NN+1N+2
3 Switching from
high to low
*
3
Clock before
switchover
Clock after
switchover
TCNT clock
TCNT
CKS bit write
NN+1 N+2
*
4