UPD784026 Renesas Electronics Corporation., UPD784026 Datasheet - Page 283

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

(a) Count started
(b) When “1” is written to the CE1 bit again after the count starts
(c) Operation when TM1 = FFH
Count Clock
TM1
CE1
Count Started
CE1 1
0H
count disabled
Figure 9-5 Basic Operation in 8-Bit Operating Mode (BW1 = 0)
Count Clock
0H
Count Clock
TM1
CE1
1H
OVF1
TM1
Count Started
2H
CE1 1
0H
FEH
count started
CHAPTER 9 TIMER/COUNTER 1
0H
FFH
1H
0FH
0H
2H
10H
1H
Count Stopped
3H
CE1 0
11H
Cleared by Software
OVF1 0
CE1 1
Rewrite
4H
5H
0H
6H
Count Started
CE1 1
0H
1H
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