HD64F7050 RENESAS [Renesas Technology Corp], HD64F7050 Datasheet - Page 489

• Manufacturer Part Number: HD64F7050
• Description: 32-Bit RISC Microcomputer SuperH RISC engine Family/
• Manufacturer: RENESAS [Renesas Technology Corp]

15.5
Take care that the contentions described in sections 15.5.1–15.5.3 do not arise during CMT
operation.
15.5.1
If a compare match signal is generated during the T
CMCNT counter clear has priority, so the write to the CMCNT counter is not performed. Figure
15.6 shows the timing.
Notes on Use
Contention between CMCNT Write and Compare Match
match signal
Figure 15.6 CMCNT Write and Compare Match Contention
write signal
Compare
Address
CMCNT
Internal
CK
N
CMCNT write cycle
T
1
CMCNT
2
state of the CMCNT counter write cycle, the
Section 15 Compare Match Timer (CMT)
Rev. 5.00 Jan 06, 2006 page 469 of 818
T
2
H'0000
REJ09B0273-0500