tmp89fm42 TOSHIBA Semiconductor CORPORATION, tmp89fm42 Datasheet - Page 216

• Manufacturer Part Number: tmp89fm42
• Description: 8 Bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

14. 8-bit Timer Counter (TC0)
RA002
T001CR<T01RUN>
T01MOD<TFF1>
Source clock
Counter
Write to T00REG
Write to T01REG
Double buffer
T01+00REG
Write to T00PWM
Write to T01PWM
Double buffer
T01+00PWM
PPG1 pin output
INTT00 interrupt
request
INTT00 interrupt
request
Write b
Write a
Write h
Becomes the level selected at
TFF1 while the timer is stopped
Write g
ab
ab
gh
gh
Figure 14-16 16-bit PPG Output Mode Timing Chart
LD
Timer start
(Duty pulse)
0
gh
Match detection
1
(Cycle 1)
When the double buffer is enabled (T01MOD<DBE1>=”1”)
(T001CR),0x06
ab
Match detection
gh
Write d
gh
+1
Write c
Write m
cd
Write k
km
(Duty pulse)
ab
cd
km
Counter
clear
0
km
1
(Cycle 1)
Page 202
Match detection
cd
Match detection
km
; Starts TC00 and TC01
km
+1
(Duty pulse)
cd
Counter
clear
0
km
1
(Cycle 1)
Write f
Match detection
cd
Write e
Match detection
km
Write r
km
Write q
+1
ef
qr
(Duty pulse)
cd
ef
qr
Counter
clear
0
qr
1
(Cycle 1)
Match detection
ef
Match detection
qr
Timer stop
+1
qr
TMP89FM42
ef
Counter
clear
0
Returns to the
level selected
at TFF1
1
0