ADV
ANCEINFORMA
TION
TBPRD Shadow (24)
TBPRD Active (24)
Counter
Up/Down
(16 Bit)
TBCTR
Active (16)
TBCTL[PHSEN]
CTR=PRD
16
Phase
Control
8
CTR=ZERO
CTR_Dir
TBPHSHR (8)
TBPRDHR (8)
8
CTR=ZERO
CTR=CMPB
Disabled
TBCTL[SYNCOSEL]
EPWMxSYNCO
Time-Base (TB)
TBPHS Active (24)
Sync
In/Out
Select
Mux
CTR=PRD
CTR=ZERO
CTR_Dir
DCAEVT1.soc
(A)
DCBEVT1.soc
(A)
Event
Trigger
and
Interrupt
(ET)
EPWMxINT
EPWMxSOCA
EPWMxSOCB
EPWMxSOCA
EPWMxSOCB
ADC
Action
Qualifier
(AQ)
EPWMA
EPWMB
Dead
Band
(DB)
PWM
Chopper
(PC)
Trip
Zone
(TZ)
ePWMxA
ePWMxB
CTR=ZERO
EPWMxTZINT
TZ1
TZ3
to
EMUSTOP
CLOCKFAIL
EQEPxERR
DCAEVT1.force
(A)
DCAEVT2.force
(A)
DCBEVT1.force
(A)
DCBEVT2.force
(A)
CTR=CMPA
16
CMPAHR (8)
CTR=CMPB
16
CMPB Active (24)
CMPB Shadow (24)
HiRes PWM (HRPWM)
CTR=PRD or ZERO
DCAEVT1.inter
DCBEVT1.inter
DCAEVT2.inter
DCBEVT2.inter
EPWMxSYNCI
TBCTL[SWFSYNC]
(Software Forced
Sync)
DCAEVT1.sync
DCBEVT1.sync
CMPA Active (24)
CMPA Shadow (24)
CTR=CMPB
CTR=CMPC
CTR=CMPA
CTR=CMPD
CMPBHR (8)
CMPAHR (8)
CMPBHR (8)
CTR=CMPC
16
TBCNT(16)
CMPC[15-0]
CTR=CMPD
16
TBCNT(16)
CMPD[15-0]
Counter Compare (CC)
CMPD Active (16)
CMPD Shadow (16)
CMPC Active (16)
CMPC Shadow (16)
TMS320F28377S, TMS320F28376S, TMS320F28375S, TMS320F28374S
SPRS881A – AUGUST 2014 – REVISED JUNE 2015
A.
These events are generated by the type-4 ePWM digital compare (DC) submodule.
Figure 5-38. ePWM Submodules Showing Critical Internal Signal Interconnections
114
Specifications
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