p2125vps20 Renesas Electronics Corporation., p2125vps20 Datasheet - Page 337

• Manufacturer Part Number: p2125vps20
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Table 13.7 Switching of Internal Clocks and TCNT Operation
No.
1
2
3
Timing of Switchover
by Means of CKS1
and CKS0 Bits
Clock switching from low
to low level*
Clock switching from low
to high level*
Clock switching from high
to low level*
1
3
2
TCNT Clock Operation
Clock before
switchover
Clock after
switchover
TCNT
clock
TCNT
Clock before
switchover
Clock after
switchover
TCNT
clock
TCNT
Clock before
switchover
Clock after
switchover
TCNT
clock
TCNT
N
N
N
CKS bit rewrite
Rev. 1.00 Sep. 21, 2006 Page 299 of 658
CKS bit rewrite
N + 1
N + 1
CKS bit rewrite
N + 1
*
Section 13 8-Bit Timer (TMR)
4
N + 2
N + 2
REJ09B0310-0100