r4f2456 Renesas Electronics Corporation., r4f2456 Datasheet - Page 824

• Manufacturer Part Number: r4f2456
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Section 13 8-Bit Timers (TMR)
Note:
13.3.6
TCSR displays status flags, and controls compare match output.
•
Rev. 1.00 Sep. 19, 2008 Page 794 of 1342
REJ09B0467-0100
Channel
All
Bit
7
6
TCSR_0
*
Bit Name
CMFB
CMFA
Timer Control/Status Register (TCSR)
If the count input of TMR_0 is the TCNT_1 overflow signal and that of TMR_1 is the
TCNT_0 compare match signal, no incrementing clock is generated. Do not use this
setting.
Bit 2
CKS2
1
Bit 1
CKS1
0
1
1
TCR
Initial Value
0
0
1
Bit 0
CKS0
0
1
Bit 1
ICKS1



R/W
R/(W) *
R/(W) *
TCCR
Bit 0
ICKS0



Description
Compare Match Flag B
[Setting condition]
•
[Clearing conditions]
•
•
Compare Match Flag A
[Setting condition]
•
[Clearing conditions]
•
•
then writing 0 to CMFB
while DISEL bit of MRB in DTC is 0
then writing 0 to CMFA
while DISEL bit of MRB in DTC is 0
Set when TCNT matches TCORB
Cleared by reading CMFB when CMFB = 1,
When DTC is activated by CMIB interrupt
Set when TCNT matches TCORA
Cleared by reading CMFA when CMFA = 1,
When DTC is activated by CMIA interrupt
Description
External clock, counted at rising edge
External clock, counted at falling edge
External clock, counted at both rising and falling
edges