0000h
FFFFh
TBCNT
UP
DOWN
UP
DOWN
UP
DOWN
TBPHS
(value)
TBPRD
(value)
EPWMxSYNCI
CTR_dir
CTR = 0
CNT_max
CTR = PRD
Enhanced PWM (ePWM) Module
Figure 15-16. Time-Base Up-Down Count Waveforms, TBCTL[PHSDIR = 1] Count Up on
Synchronization Event
1510
Pulse-Width Modulation Subsystem (PWMSS)
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated