HD6417615 Hitachi Semiconductor, HD6417615 Datasheet - Page 716

• Manufacturer Part Number: HD6417615
• Description: Hardware Manual
• Manufacturer: Hitachi Semiconductor

Contention between TCNT Write and Increment Operations: If incrementing occurs in the T2
state of a TCNT write cycle, the TCNT write takes precedence and TCNT is not incremented.
Figure 16.46 shows the timing in this case.
704
P
Address
Write signal
TCNT input
clock
TCNT
Figure 16.46 Contention between TCNT Write and Increment Operations
TCNT write data
N
TCNT write cycle
TCNT address
T1
T2
M