SPRUIV7C May 2022 – November 2025 AM620-Q1 , AM623 , AM625 , AM625-Q1 , AM625SIP
The time-base counter operates in one of four modes:
To illustrate the operation of the first three modes, Figure 12-326 to Figure 12-329 show when events are generated and how the time-base responds to an EPWMxSYNCI signal.
Figure 12-326 EPWM Time-Base Up-Count Mode Waveforms
Figure 12-327 EPWM Time-Base Down-Count Mode Waveforms
Figure 12-328 EPWM Time-Base Up-Down-Count Waveforms, EPWM_TBCTL[13] PHSDIR = 0 Count Down on Synchronization Event
Figure 12-329 EPWM Time-Base Up-Down Count Waveforms, EPWM_TBCTL[13] PHSDIR = 1 Count Up on Synchronization Event