HD6417021 Hitachi Semiconductor, HD6417021 Datasheet - Page 307

• Manufacturer Part Number: HD6417021
• Description: SuperH RISC engine
• Manufacturer: Hitachi Semiconductor

10.6.10 Contention Between BR Write and Input Capture
When a buffer register (BR) is being used as an input capture register and an input capture signal
is generated in the T3 state of the write cycle, the buffer operation takes priority over the BR write.
The timing is shown in figure 10.66.
Figure 10.66 Contention between BR Write and Input Capture
Input capture
write signal
Address
Internal
signal
GR
CK
BR
T1
BR write cycle
M
N
BR address
T2
T3
TCNT value
N
X
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