Freescale Semiconductor MPC5553 - Page 683

MPC5553/MPC5554 Microcontroller Reference Manual, Rev. 5
17-44 Freescale Semiconductor
17.4.4.4.13 Center Aligned Output Pulse Width Modulation with Dead-time Mode
(OPWMC)
Table 17-25. Examples of Output Waveforms
EDPOL Duty Cycle
A
(decimal)
B
(decimal)
Waveform
0
(active high
output)
0% 1000 1000
25% 250 1000
50% 500 1000
75% 750 1000
100% 0 1000
1
(active low
output)
0% 1000 1000
25% 250 1000
50% 500 1000
75% 750 1000
100% 0 1000
Table 17-26. Mode of Operation: OPWMC Mode
MODE[0:6] Unified Channel Mode of Operation
0b0011100 Center aligned output pulse width modulation
(FLAG set in trailing edge, trailing edge dead-time)
0b0011101 Center aligned output pulse width modulation
(FLAG set in trailing edge, leading edge dead-time)
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H