4282 datasheet(29/69 Pages) RENESAS

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Rev.1.33

Mar 18, 2004

page 29 of 67

4282 Group

BML p, a (Branch and Mark Long to address a in page p)

00111p3

07p

–

Grouping:

Subroutine call operation

Description: Call the subroutine : Calls the subroutine at

address a in page p.

Note:

p is 0 to 7 for M34282M1,

p is 0 to 15 for M34282M2/E2.

Operation:

(SK(SP))

← (PC)

(SP)

← (SP) + 1

(PCH)

← p

(PCL)

← a6–a0

BMLA p, a (Branch and Mark Long to address a in page p)

001010000

050

–

Grouping:

Subroutine call operation

Description: Call the subroutine : Calls the subroutine at

address (a6 a5 a4 A3 A2 A1 A0) determined

by replacing the low-order 4 bits of address

a in page p with register A.

Note:

p is 0 to 7 for M34282M1,

p is 0 to 15 for M34282M2/E2.

CCK (Change system Clock to f(XIN))

001011001

059

–

Grouping:

Other operation

Description: Changes system clock (STCK) from f(XIN)/8

to f(XIN). Execute this instruction at address

0 in page 0.

Operation:

Change to STCK = f(XIN)

10a6

1aa

Operation:

(SK(SP))

← (PC)

(SP)

← (SP) + 1

(PCH)

← p

(PCL)

← (a6–a4, A3–A0)

10a6

1ap

CLD (CLear port D)

000010001

011

–

Grouping:

Input/Output operation

Description: Clears (0) to port D (high-impedance state).

Operation:

(D)

← 1

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