Texas Instruments TMS320C6745 DSP - Counter-Compare Event Waveforms in Up-Count Mode; Counter-Compare Events in Down-Count Mode

TBCNT
0000h
FFFFh
CTR = CMPA
CMPA
(value)
CMPB
(value)
TBPHS
(value)
TBPRD
(value)
CTR = CMPB
EPWMxSYNCI
0000h
FFFFh
CTR = CMPA
TBCNT
CMPA
(value)
CMPB
(value)
TBPHS
(value)
TBPRD
(value)
CTR = CMPB
EPWMxSYNCI
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SPRUH91D–March 2013–Revised September 2016
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Enhanced High-Resolution Pulse-Width Modulator (eHRPWM)
Figure 14-14. Counter-Compare Event Waveforms in Up-Count Mode
NOTE: An EPWMxSYNCI external synchronization event can cause a discontinuity in the TBCNT count
sequence. This can lead to a compare event being skipped. This skipping is considered normal operation and
must be taken into account.
Figure 14-15. Counter-Compare Events in Down-Count Mode