SPRADL7 July   2025 F28E120SC

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1 Introduction
  5. 2 Key Differences Between EPWM and MCPWM
  6. 3 Time-Base Submodule Differences
    1. 3.1 Register Differences
    2. 3.2 Driverlib Differences
  7. 4 Counter-Compare Submodule Differences
    1. 4.1 Register Differences
    2. 4.2 Driverlib Differences
  8. 5 Action-Qualifier Submodule Differences
    1. 5.1 Register Differences
    2. 5.2 Driverlib Differences
  9. 6 Dead-Band Submodule Differences
    1. 6.1 Register Differences
    2. 6.2 Driverlib Differences
  10. 7 Trip-Zone Submodule Differences
    1. 7.1 Register Differences
    2. 7.2 Driverlib Differences
  11. 8 Event-Trigger Submodule Differences
    1. 8.1 Register Differences
    2. 8.2 Driverlib Differences
  12. 9 Global Load Differences
    1. 9.1 Register Differences
    2. 9.2 Driverlib Differences
  13. 10Summary
  14. 11References

6.1 Register Differences

The Dead-Band Submodule Register differences between EPWM and MCPWM are listed in Table 6-1.

Table 6-1 Dead-Band Submodule Register Difference Between EPWM and MCPWM

EPWM

MCPWM

Description

-

DBFEDS.DBFEDS

Addition of memory-mapped shadow register for DBFED

-

DBREDS.DBREDS

Addition of memory-mapped shadow register for DBRED

DBCTL.HALFCYCLE

-

Half-cycle clocking mode removed from MCPWM

DBCTL.SHDWDBFEDMODE

-

Shadow loading not enabled or disabled on MCPWM. Only shadow load event is selected and correct active or shadow register written to.

DBCTL.SHDWDBREDMODE

-

Shadow loading not enabled or disabled on MCPWM. Only shadow load event is selected and correct active or shadow register written to.

DBCTL2.LOADDBCTLMODE

-

Shadow loading not enabled or disabled on MCPWM. Only shadow load event is selected and correct active or shadow register written to.

DBCTL2.SHDWDBCTLMODE

-

Shadow loading not enabled or disabled on MCPWM. Only shadow load event is selected and correct active or shadow register written to.

DBFEDHR.DBFEDHR

-

HRPWM removed from MCPWM

DBREDHR.DBREDHR

-

HRPWM removed from MCPWM