HD6412340 HITACHI [Hitachi Semiconductor], HD6412340 Datasheet - Page 384

• Manufacturer Part Number: HD6412340
• Description: H8S/2345 F-ZTAT Hardware Manual
• Manufacturer: HITACHI [Hitachi Semiconductor]

Contention between Buffer Register Write and Input Capture: If the input capture signal is
generated in the T2 state of a buffer write cycle, the buffer operation takes precedence and the
write to the buffer register is not performed.
Figure 9.55 shows the timing in this case.
ø
Address
Write signal
Input capture
signal
TCNT
TGR
Buffer
register
Figure 9.55 Contention between Buffer Register Write and Input Capture
Buffer register write cycle
M
Buffer register
T1
address
N
T2
M
N
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