h8s-2111b Renesas Electronics Corporation., h8s-2111b Datasheet - Page 215

• Manufacturer Part Number: h8s-2111b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family / H8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Note: * Generated on the assumption that the switchover is a falling edge; FRC is incremented.
9.7.5
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 20, Power-Down Modes.
No.
3
4
Timing of Switchover
by Means of CKS1
and CKS0 Bits
high to low
high to high
Switching from
Switching from
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
N + 1
CKS bit rewrite
Rev. 1.00, 05/04, page 181 of 544
N + 1
*
N + 2
CKS bit rewrite
N + 2