UPD784026 Renesas Electronics Corporation., UPD784026 Datasheet - Page 346

• Manufacturer Part Number: UPD784026
• Description: 16/8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

306
Remark
If a value smaller than that of the TM2 is set as the CR2n value, a 100 % duty PWM signal will be output. CR2n rewriting
should be performed by the interrupt due to a match between TM2 and the CR2n on which the rewrite is performed.
TM2
Count Value
CR20
TO2
0H
ALV2 = 0
Figure 10-27 Example of 100 % Duty With PWM Output
FFH
n1
CHAPTER 10 TIMER/COUNTER 2
n1
FFH
n2
n3
When value n2 which is smaller than the TM2 value n3 is
written to CR20 here, the duty of this period will be 100 %.
n1
FFH
n2
n2
FFH
n2