h8s-2649 Renesas Electronics Corporation., h8s-2649 Datasheet - Page 344

• Manufacturer Part Number: h8s-2649
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Section 10 16-Bit Timer Pulse Unit (TPU)
10.9.5
If incrementing occurs in the T2 state of a TCNT write cycle, the TCNT write takes precedence
and TCNT is not incremented.
Figure 10.46 shows the timing in this case.
Rev. 2.00 Dec. 05, 2005 Page 306 of 724
REJ09B0200-0200
Conflict between TCNT Write and Increment Operations
φ
Address
Write signal
TCNT input
clock
TCNT
Figure 10.46 Conflict between TCNT Write and Increment Operations
TCNT write data
N
TCNT write cycle
TCNT address
T1
T2
M