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Texas Instruments TMS320F2802 User Manual

Page 56

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CTR = PRD

TBPRD Shadow (16)

TBPRD Active (16)

Counter

Up/Down

(16-Bit)

TBCNT

Active (16)

TBCTL[PHSEN]

TBCTL[SWFSYNC]

(Software-Forced Sync)

EPWMxSYNCI

CTR = ZERO

CTR_Dir

CTR = CMPB

Disabled

Sync

In/Out
Select

Mux

TBCTL[SYNCOSEL]

EPWMxSYNCO

TBPHS Active (24)

16

8

TBPHSHR (8)

Phase

Control

Time-Base (TB)

CTR = CMPA

CMPA Active (24)

16

CMPA Shadow (24)

Action

Qualifier

(AQ)

8

16

Counter Compare (CC)

CMPB Active (16)

CTR = CMPB

CMPB Shadow (16)

CMPAHR (8)

EPWMA

EPWMB

Dead
Band

(DB)

PWM

Chopper

(PC)

Trip

Zone

(TZ)

CTR = ZERO

EPWMxAO

EPWMxBO

EPWMxTZINT

TZ1 to TZ6

HiRes PWM (HRPWM)

CTR = PRD

CTR = ZERO

CTR = CMPB

CTR = CMPA

CTR_Dir

Event

Trigger

and

Interrupt

(ET)

EPWMxINT

EPWMxSOCA

EPWMxSOCB

CTR = ZERO

TMS320F2809, TMS320F2808, TMS320F2806
TMS320F2802, TMS320F2801, TMS320C2802
TMS320C2801, TMS320F28016, TMS320F28015

SPRS230N – OCTOBER 2003 – REVISED MAY 2012

www.ti.com

Figure 4-4. ePWM Sub-Modules Showing Critical Internal Signal Interconnections

56

Peripherals

Copyright © 2003–2012, Texas Instruments Incorporated

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TMS320C2801 TMS320F28016 TMS320F28015