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The stm32 mcus platform has a "Bit Manipulation Engine" similar feature to the NXP mcus platform?

MSpot.2
Associate

Decorated memory store and load for atomic operations

4 REPLIES 4
TDK
Guru

There are some families with bit-banded SRAM which allows atomic read/write on bits. Not sure if that's what you're looking for or not.

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MSpot.2
Associate

Thanks for reply,

I'm aware of bit banding feature that is only for atomic set and clear operation on single bit from alias address to sigle bit.

I want to know if there is such atomic load and store for "and or xor bit-field-extract bit-field-insert" from decorated address usage, e.g. BME in NXP mcus.

Sorry for my english i hope to be clear

Thanks

No.

JW

Uwe Bonnes
Principal III

At least GPIO has Bit set and Reset registers for atomic access.