UPD784026 Renesas Electronics Corporation., UPD784026 Datasheet - Page 349

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

Remark ALV2 = 0, ALV3 = 0
TO3
(Timer Output)
TO2
(PPG Output)
Count Clock
TM2
Count Value
f
f
f
f
f
XX
XX
f
f
f
XX
XX
XX
INTC20
INTC21
f
XX
XX
XX
XX
/1024
/2048
/128
/256
/512
/16
/32
/64
/8
0H
Count Start
Figure 10-29 Example of PPG Output Using TM2
Minimum Pulse Width
Table 10-9 TO2 PPG Output (f
0.32 s
0.64 s
1.28 s
2.56 s
5.12 s
10.2 s
20.5 s
41.0 s
81.9 s
CR20
CHAPTER 10 TIMER/COUNTER 2
CR21
Pulse Width
Pulse Cycle
0.64 s – 21.0 ms
1.28 s – 41.9 ms
2.56 s – 83.9 ms
5.12 s – 168 ms
10.2 s – 336 ms
20.5 s – 671 ms
41.0 s – 1.34 s
81.9 s – 2.68 s
164 s – 5.37 s
CR20
XX
PPG Cycle
= 25 MHz)
CR21
1563 kHz – 47.7 Hz
97.7 kHz – 2.98 Hz
48.8 kHz – 1.49 Hz
24.4 kHz – 0.75 Hz
12.2 kHz – 0.37 Hz
6.10 kHz – 0.19 Hz
781 kHz – 23.8 Hz
391 kHz – 11.9 Hz
195 kHz – 5.96 Hz
CR20
PPG Frequency
CR21
309