SPRACN1 May   2019 TMS320F2800137 , TMS320F2800157 , TMS320F2800157-Q1 , TMS320F280021 , TMS320F280021-Q1 , TMS320F280023 , TMS320F280023-Q1 , TMS320F280023C , TMS320F280025 , TMS320F280025-Q1 , TMS320F280025C , TMS320F280025C-Q1 , TMS320F280040-Q1 , TMS320F280040C-Q1 , TMS320F280041 , TMS320F280041-Q1 , TMS320F280041C , TMS320F280041C-Q1 , TMS320F280045 , TMS320F280048-Q1 , TMS320F280048C-Q1 , TMS320F280049 , TMS320F280049-Q1 , TMS320F280049C , TMS320F280049C-Q1

 

  1.   C2000 Software Controlled Firmware Update Process
    1.     Trademarks
    2. 1 Introduction
    3. 2 Configuring Custom Boot Mode
      1. 2.1 Custom Boot Pin Selection
      2. 2.2 Custom Boot Mode Definition
      3. 2.3 Writing the Values to User OTP
    4. 3 Hardware Modifications
    5. 4 Software Modifications
      1. 4.1 Application Software Modifications
      2. 4.2 Flash Kernel Modifications
      3. 4.3 Firmware Update Process
    6. 5 Flowchart
    7. 6 Summary
    8. 7 References

C2000™ Software Controlled Firmware Update Process

This application report describes a software controlled firmware update process on C2000 devices using existing boot modes without the need to manually select boot mode. The method described in this application note directly applies to TMS320F28004x device and can be applied to legacy devices with necessary modifications.