Rorc – NEC 78K/0 Series User Manual

Page 78

Advertising
background image

78

CHAPTER 5 EXPLANATION OF INSTRUCTIONS

User's Manual U12326EJ4V0UM

Rotate Right with Carry

RORC

Byte Data Rotation to the Right with Carry

[Instruction format]

RORC dst, cnt

[Operation]

(CY

dst

0

, dst

7

CY, dst

m–1

dst

m

)

× one time

[Operand]

Mnemonic

Operand(dst,cnt)

RORC

A, 1

[Flag]

Z

AC

CY

×

[Description]

The destination operand (dst) contents specified by the 1st operand are rotated just once to the right with

carry.

[Description example]

RORC A, 1; The A register contents are rotated to the right by one bit including the CY flag.

CY

0

7

Advertising