4553 datasheet(80/145 Pages) RENESAS

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Rev.3.02

Dec 22, 2006

page 80 of 142

REJ03B0024-0302

4553 Group

B a (Branch to address a)

011a6

–

Grouping:

Branch operation

Description: Branch within a page : Branches to address

a in the identical page.

Note:

Specify the branch address within the page

including this instruction.

Operation:

(PCL)

← a6 to a0

BL p, a (Branch Long to address a in page p)

00111p4

––

Grouping:

Branch operation

Description: Branch out of a page : Branches to address

a in page p.

Note:

p is 0 to 31 for M34553M4/M4H and p is 0

to 63 for M34553M8/M8H/G8/G8H.

Operation:

(PCH)

← p

(PCL)

← a6 to a0

BLA p (Branch Long to address (D) + (A) in page p)

0000010000

010

––

Grouping:

Branch operation

Description: Branch out of a page : Branches to address

(DR2 DR1 DR0 A3 A2 A1 A0)2 specified by

registers D and A in page p.

Note:

p is 0 to 31 for M34553M4/M4H and p is 0

to 63 for M34553M8/M8H/G8/G8H.

10p5

Operation:

(PCH)

← p

(PCL)

← (DR2–DR0, A3–A0)

10p5

00p3

2pp

MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)

BM a (Branch and Mark to address a in page 2)

010a6

1aa

–

Grouping:

Subroutine call operation

Description: Call the subroutine in page 2 : Calls the

subroutine at address a in page 2.

Note:

Subroutine extending from page 2 to an-

other page can also be called with the BM

instruction when it starts on page 2.

Be careful not to over the stack because the

maximum level of subroutine nesting is 8.

Operation:

(SP)

← (SP) + 1

(SK(SP))

← (PC)

(PCH)

← 2

(PCL)

← a6–a0

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