ST20CX 查看數據表（PDF） - STMicroelectronics

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ST20CX

Instruction Set Reference Manual

STMicroelectronics 

bitrevword

bitrevword

reverse bits in word

Code: 27 F7

Description: Reverse the order of all the bits in Areg.

Definition:

Areg′ ← reversed Areg

Error signals: none

Comments:

Secondary instruction.

See also: bitcnt bitrevnbits

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