Pwm Pulse Generator Operating Configuration; Pwm Pulse Generator Operating Timing - NEC PD754144 User Manual

Figure 6-38. PWM Pulse Generator Operating Configuration
Timer counter (channel 2)
High level period setting
timer counter modulo
register (TMOD2H)
f
x
f /2
x
4
f /2
Internal x
MPX
6
f /2
clock x
8
f /2
x
10
f /2
x
Note This is the IRQT2 set signal. It is only set when TMOD2 matches T2.
Figure 6-39. PWM Pulse Generator Operating Timing
Timer counter (channel 2) operation and carrier clock
(Modulo register H (TMOD2H) = 1, modulo register (TMOD2) = k)
Count pulse
(CP)
Timer counter
0
count register
(T2)
TOUT F/F Set
Timer start command
CHAPTER 6 PERIPHERAL HARDWARE FUNCTION
Timer counter (Channel 2)
modulo register (TMOD2)
MPX
Comparator
CP
Timer counter count
register (T2)
1 2 i–1 1
User's Manual U10676EJ3V0UM
Note
INTT2
Coinci-
dence
TOUT F/F
Clear
0 1 2 k–1 k
PTO2
0 1 2 3
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