SPRUJB3C March 2024 – November 2025 AM67 , AM67A , TDA4AEN-Q1 , TDA4VEN-Q1
The time-base counter operates in one of four modes:
To illustrate the operation of the first three modes, Figure 12-306 to Figure 12-309 show when events are generated and how the time-base responds to an EPWMxSYNCI signal.
Figure 12-306 EPWM Time-Base Up-Count Mode Waveforms
Figure 12-307 EPWM Time-Base Down-Count Mode Waveforms
Figure 12-308 EPWM Time-Base Up-Down-Count Waveforms, EPWM_TBCTL[13] PHSDIR = 0 Count Down on Synchronization Event
Figure 12-309 EPWM Time-Base Up-Down Count Waveforms, EPWM_TBCTL[13] PHSDIR = 1 Count Up on Synchronization Event