Carrier Generator Operation Timing - NEC PD754144 User Manual

<1> Timer (channel 2) operation and carrier clock
(Modulo register H (TMOD2H) = i, Modulo register (TMOD2) = k)
Count pulse
(CP)
Timer counter
k
count register
(T2)
Carrier clock
<2> Carrier clock, timer (channel 1), NRZB, NRZ, and PTO2 pin
(Modulo register (TMOD1) = n, Timer (channel 1) count pulse = Carrier clock)
Carrier clock
Timer counter
n
count register
(T1)
No return zero
buffer flag 1
(NRZB)
No return
0
zero flag
(NRZ)
PTO2 pin
166
CHAPTER 6 PERIPHERAL HARDWARE FUNCTION
Figure 6-48. Carrier Generator Operation Timing
0 1 2 i–1 i
0 1 2 n–1 n
0
1
User's Manual U10676EJ3V0UM
0 1 2 k–1 k
0 1 2 n–1 n
1
0
0 1 2 3
0 1 2 3
0
1