h8s-2172 Renesas Electronics Corporation., h8s-2172 Datasheet - Page 312

• Manufacturer Part Number: h8s-2172
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family H8s-2100 Series
• Manufacturer: Renesas Electronics Corporation.

Table 9.5
Rev. 2.00, 03/04, page 280 of 534
No.
1
2
3
Timing of Switchover
by Means of CKS1
and CKS0 Bits
Switching from
low to low*
Switching from
low to high*
Switching from
high to low*
Switching of Internal Clock and TCNT Operation
1
2
3
TCNT Clock Operation
Clock before
switchover
Clock after
switchover
TCNT clock
TCNT
Clock before
switchover
Clock before
switchover
Clock after
switchover
TCNT clock
TCNT
Clock after
switchover
TCNT clock
TCNT
N
N
N
CKS bit write
N + 1
CKS bit write
N + 1
CKS bit write
N + 1
*
4
N + 2
N + 2