Datasheet

TBPRD Shadow (24)
TBPRD Active (24)
Counter
Up/Down
(16 Bit)
TCBNT
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=CMPA
CTR=CMPB
CTR_Dir
DCAEVT1.soc
(A)
DCBEVT1.soc
(A)
Event
Trigger
and
Interrupt
(ET)
EPWMxINT
EPWMxSOCA
EPWMxSOCB
EPWMxSOCA
EPWMxSOCB
ADC
Action
Qualifier
(AQ)
EPWMA
Dead
Band
(DB)
EPWMB
PWM
Chopper
(PC)
Trip
Zone
(TZ)
EPWMxA
EPWMxB
CTR=ZERO
EPWMxTZINT
TZ1 TZ3to
EMUSTOP
CLOCKFAIL
DCAEVT1.force
(A)
DCAEVT2.force
(A)
DCBEVT1.force
(A)
DCBEVT2.force
(A)
CTR=CMPA
16
CMPAHR (8)
CTR=CMPB
16
CMPB Active (16)
CMPB Shadow (16)
High-resolution 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)
TMS320F28027, TMS320F28026, TMS320F28023, TMS320F28022
TMS320F28021, TMS320F28020, TMS320F280200
www.ti.com SPRS523J –NOVEMBER 2008–REVISED OCTOBER 2013
A. These events are generated by the Type 1 ePWM digital compare (DC) submodule based on the levels of
the COMPxOUT and TZ signals.
Figure 4-9. ePWM Sub-Modules Showing Critical Internal Signal Interconnections
Copyright © 2008–2013, Texas Instruments Incorporated Peripherals 65
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