M34286 datasheet(29/66 Pages) RENESAS

29 / 66 page

4286 Group

Rev.1.00

Aug 06, 2008

page 29 of 64

REJ03B0251-0100

Skip condition

Number of

cycles

Number of

words

Instruction

code

Flag CY

Skip condition

Number of

cycles

Number of

words

Instruction

code

Flag CY

Skip condition

Number of

cycles

Number of

words

Instruction

code

Flag CY

Skip condition

Number of

cycles

Number of

words

Instruction

code

Flag CY

AM (Add accumulator and Memory)

A n (Add n and accumulator)

000001010

01010

––

Overflow = 0

Grouping:

Arithmetic operation

Description: Adds the contents of M(DP) to register

Grouping:

Arithmetic operation

Description: Adds the value n in the immediate field to

The contents of carry flag CY remains un-

changed.

Skips the next instruction when there is no

overflow as the result of operation.

Stores the result in register A. The contents

of carry flag CY remains unchanged.

Operation:

(A)

(A) + (M(DP))

Operation:

(A)

n = 0 to 15

(A) + (M(DP))

AMC (Add accumulator, Memory and Carry)

000001011

0/1

–

Grouping:

Arithmetic operation

Description: Adds the contents of M(DP) and carry flag

CY to register A. Stores the result in regis-

ter A and carry flag CY.

Operation:

(A)

(A) + (M(DP)) + (CY)

(CY)

Carry

B a (Branch to address a)

11a6

–

Grouping:

Branch operation

Description: Branch within a page : Branches to address

a in the identical page.

Operation:

(PCL)

a6–a0

–

MACHINE INSTRUCTIONS (INDEX BY ALPHABET)

M34286 Datasheet(PDF) 29 Page - Renesas Technology Corp

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