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ST20C2 Datasheet, PDF (33/212 Pages) STMicroelectronics – Instruction Set Reference Manual
add
Code: F5
Description: Add Areg and Breg, with checking for overflow.
Definition:
Areg′ ← Breg + checked Areg
Breg′ ← Creg
Creg′ ← undefined
Error signals:
IntegerOverflow can be signalled by +checked
Comments:
Secondary instruction.
See also: adc sum
add
add
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