HD643303x Hitachi, HD643303x Datasheet - Page 277

• Manufacturer Part Number: HD643303x
• Description: Hitachi Microcomputer
• Manufacturer: Hitachi

Contention between Buffer Register Write and Input Capture: If a buffer register is used for
input capture buffering and an input capture signal occurs in the T
capture takes priority and the write to the buffer register is not performed.
See figure 8-69.
Figure 8-69 Contention between Buffer Register Write and Input Capture
ø
Address
Internal write signal
Input capture signal
GR
BR
Buffer register write cycle
T
1
N
M
262
BR address
T
2
T
3
3
state of a write cycle, input
X
N
TCNT value