h8s-2161b Renesas Electronics Corporation., h8s-2161b Datasheet - Page 339

• Manufacturer Part Number: h8s-2161b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Note:
11.7.5
FRT operation can be enabled or disabled using the module stop control register. The initial
setting is for FRT operation to be halted. Register access is enabled by canceling the module stop
mode. For details, refer to section 26, Power-Down Modes.
No.
3
4
Timing of Switchover
by Means of CKS1
and CKS0 Bits
Switching from
high to low
Switching from
high to high
* Generated on the assumption that the switchover is a falling edge; FRC is incremented.
Module Stop Mode Setting
FRC Operation
Clock before
switchover
Clock after
switchover
FRC clock
FRC
Clock before
switchover
Clock after
switchover
FRC clock
FRC
N
N
Section 11 16-Bit Free-Running Timer (FRT)
Rev. 3.00 Mar 21, 2006 page 285 of 788
CKS bit rewrite
N + 1
N + 1
*
N + 2
CKS bit rewrite
REJ09B0300-0300
N + 2