AURIX™ MCU: What is the meaning of the letters U, SV, E, and SE next to the description of the registers? - KBA234627

Community Translation AURIX MCUUSVESE KBA234627 Version The letters U SV E and SE represent the access mode of the register as follows Letters Description U Access permitted in User mode 0 or 1 applicable to write and read SV Access permitted in Supervisor mode applicable to write and read E ENDINIT protected write E means a write access is only allowed when ENDINIT is inactive for a short time window after a correct ENDINIT password unlock sequence as described in the SCU chapter SE Safety ENDINIT protected write SE means a write access is only allowed when safety ENDINIT is inactive for a short time window after a correct Safety ENDINIT password unlock sequence as described in the SCU chapter For more details see the Register access modes section in the users manual This KBA applies to the following series of AURIX MCUs AURIX TC2xx series AURIX TC3xx series

AURIX™ MCU: What is the meaning of the letters U, ...

Community Translation: AURIX™ MCU：　レジスタの説明の隣にあるU、SV、EおよびSEの文字の意味は何ですか？ - KBA234627

Version: **

The letters U, SV, E, and SE represent the access mode of the register as follows:

Letters	Description
U	Access permitted in User mode 0 or 1 (applicable to write and read).
SV	Access permitted in Supervisor mode (applicable to write and read).
E	ENDINIT protected write. “E” means a write access is only allowed when ENDINIT is inactive (for a short time window) after a correct ENDINIT password unlock sequence as described in the SCU chapter.
SE	Safety ENDINIT protected write. “SE” means a write access is only allowed when safety ENDINIT is inactive (for a short time window) after a correct Safety ENDINIT password unlock sequence as described in the SCU chapter.

For more details, see the Register access modes section in the user’s manual.

This KBA applies to the following series of AURIX™ MCUs:
AURIX™ TC2xx series
AURIX™ TC3xx series

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