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TMS570LC4357: NMPU lockstep feature / Registers called in SNPU563A (see thread 879791 too)

Part Number: TMS570LC4357

Good morning, QJ,

I would like to remind you to answer an outstanding question.

(Q3) Which ESM Error occurs when ERRFLAG is set?

Hope to hear from you soon -- enjoy the day!

Stephan

  • Hello Stephan,

    The NMPU error will output to ESM if ERRENA key in MPUCTRL2 register is 0xA.

    ERRFLG is set when the following error happens:

    1. Read error   OR      2. Write error      OR      3. Background error    OR     4. Access permission error

    The ESM channel for those error is:

    1. ESM 1.69:      NMPU -- DMA portA error

    2. ESM 1.55:      NMPU EMAC access error

    3. ESM 1.61:      NMPU PS_SCR_S error