HD64F3437TFI16V Renesas Electronics America, HD64F3437TFI16V Datasheet - Page 215

• Manufacturer Part Number: HD64F3437TFI16V
• Description: MCU FLASH 60K 100-TQFP
• Manufacturer: Renesas Electronics America

Specifications of HD64F3437TFI16V

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8.7
Application programmers should note that the following types of contention can occur in the free-
running timer.
Contention between FRC Write and Clear: If an internal counter clear signal is generated
during the T
takes priority and the write is not performed.
Figure 8.16 shows this type of contention.
Application Notes
3
state of a write cycle to the lower byte of the free-running counter, the clear signal
ø
Internal address
bus
Internal write
signal
FRC clear signal
FRC
Figure 8.16 FRC Write-Clear Contention
CPU write to lower byte of FRC
T
1
Write cycle:
N
FRC address
T
2
T
3
H'0000
183