SPRAD12A July   2022  – February 2023 F29H850TU , F29H859TU-Q1 , TMS320F280021 , TMS320F280021-Q1 , TMS320F280023 , TMS320F280023-Q1 , TMS320F280023C , TMS320F280025 , TMS320F280025-Q1 , TMS320F280025C , TMS320F280025C-Q1 , TMS320F280033 , TMS320F280034 , TMS320F280034-Q1 , TMS320F280036-Q1 , TMS320F280036C-Q1 , TMS320F280037 , TMS320F280037-Q1 , TMS320F280037C , TMS320F280037C-Q1 , TMS320F280038-Q1 , TMS320F280038C-Q1 , TMS320F280039 , TMS320F280039-Q1 , TMS320F280039C , TMS320F280039C-Q1 , TMS320F280040-Q1 , TMS320F280040C-Q1 , TMS320F280041 , TMS320F280041-Q1 , TMS320F280041C , TMS320F280041C-Q1 , TMS320F280045 , TMS320F280048-Q1 , TMS320F280048C-Q1 , TMS320F280049 , TMS320F280049-Q1 , TMS320F280049C , TMS320F280049C-Q1 , TMS320F28075 , TMS320F28075-Q1 , TMS320F28076 , TMS320F28374D , TMS320F28374S , TMS320F28375D , TMS320F28375S , TMS320F28375S-Q1 , TMS320F28376D , TMS320F28376S , TMS320F28377D , TMS320F28377D-EP , TMS320F28377D-Q1 , TMS320F28377S , TMS320F28377S-Q1 , TMS320F28378D , TMS320F28378S , TMS320F28379D , TMS320F28379D-Q1 , TMS320F28379S , TMS320F28384D , TMS320F28384D-Q1 , TMS320F28384S , TMS320F28384S-Q1 , TMS320F28386D , TMS320F28386D-Q1 , TMS320F28386S , TMS320F28386S-Q1 , TMS320F28388D , TMS320F28388S , TMS320F28P550SJ , TMS320F28P559SJ-Q1 , TMS320F28P650DH , TMS320F28P650DK , TMS320F28P650SH , TMS320F28P650SK , TMS320F28P659DH-Q1 , TMS320F28P659DK-Q1 , TMS320F28P659SH-Q1

 

  1.   Abstract
  2.   Trademarks
  3. 1 Introduction
  4. 2 SysConfig
  5. 3 Time-Base (TB) Submodule
    1. 3.1 Setting the Frequency
    2. 3.2 Applying a Phase Shift
    3. 3.3 Setting up the Synchronization (Sync) Scheme
  6. 4 Counter-Compare (CC) and Action-Qualifier (AQ) Submodules
    1. 4.1 Calculating the Duty Cycle
  7. 5 Deadband (DB) Submodule
    1. 5.1 Setting up Signal Pairs
  8. 6 Verifying the Output
    1. 6.1 Checking the Duty Cycle and Dead-Time Insertion
    2. 6.2 Checking the Phase Shift Applied
  9. 7 Trip-Zone (TZ) and Digital Compare (DC) Submodules
    1. 7.1 Drive Outputs Low for an ePWM Cycle Upon Trip Condition Set Through CMPSS
    2. 7.2 Drive Outputs Low Until Cleared Through Software Upon Trip Condition set Through GPIO
  10. 8 Event-Trigger (ET) Submodule
    1. 8.1 Setting Up Time-Base Interrupts
  11. 9 Global Load
    1. 9.1 Applying Global Loading and One-Shot Load Feature
    2. 9.2 Linking the ePWM Modules
    3. 9.3 Updating Action Qualifier Settings and Counter Compare Values Through Global Loading
  12. 10Summary
  13. 11References
  14. 12Revision History

6 Verifying the Output

At this point in the application, the initial settings of the ePWM should be verified, specifically the duty cycle, dead-band time, and phase shift.