ST20C2 查看數據表（PDF） - STMicroelectronics

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ST20C2

Instruction Set Reference Manual

STMicroelectronics 

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Code: 25 F2

Description: Add Areg and Breg, without checking for overflow.

Definition:

Areg′ ← Breg + Areg

Breg′ ← Creg

Creg′ ← undefined

Error signals: none

Comments:

Secondary instruction.

See also: add bsub diff

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