Texas Instruments TMS320 2833 Series User Manual

PSCLK
EPWMxA
EPWMxB
EPWMxA
EPWMxB
Start
Clk
One
shot
Pulse-width
PCCTL
[OSHTWTH]
PWMA_ch
Bypass
Dividerand
dutycontrol
PSCLK
OSHT
EPWMxA
PCCTL
[CHPEN]
EPWMxA
/8SYSCLKOUT
Pulse-width
Start
shot
Clk
One
PCCTL
[OSHTWTH]
1
OSHT
PCCTL[CHPFREQ]
PCCTL[CHPDUTY]
PWMB_ch
Bypass
EPWMxB
EPWMxB
1
0
0
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Enhanced Pulse Width Modulator (ePWM) Module
Figure 3-32. PWM-Chopper Submodule Operational Details
3.2.6.4 Waveforms
Figure 3-33 shows simplified waveforms of the chopping action only; one-shot and duty-cycle control are
not shown. Details of the one-shot and duty-cycle control are discussed in the following sections.
Figure 3-33. Simple PWM-Chopper Submodule Waveforms Showing Chopping Action Only

Texas Instruments TMS320 2833 Series Specifications

General

Brand	Texas Instruments
Model	TMS320 2833 Series
Category	Controller
Language	English