h8s-2158 Renesas Electronics Corporation., h8s-2158 Datasheet - Page 365

• Manufacturer Part Number: h8s-2158
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Table 12.3 Switching of Internal Clock and FRC Operation
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
FRC Operation
Clock before
switchover
Clock after
switchover
FRC clock
FRC
Clock before
switchover
Clock after
switchover
FRC clock
FRC
Clock before
switchover
Clock after
switchover
FRC clock
FRC
N
N
N
Section 12 16-Bit Free-Running Timer (FRT)
CKS bit rewrite
Rev. 3.00 Jan 25, 2006 page 313 of 872
CKS bit rewrite
N + 1
N + 1
CKS bit rewrite
*
N + 1
N + 2
REJ09B0286-0300
N + 2