4551 datasheet(64/155 Pages) RENESAS

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Function

Mnemonic

D9 D8 D7 D6 D5 D4 D3 D2 D1 D0

Hexadecimal

notation

Type of

instructions

Parameter

Instruction code

HARDWARE

1-52

MACHINE INSTRUCTIONS

4551 Group User’s Manual

B a

BL p, a

BLA p

BM a

BML p, a

BMLA p

RTI

RTS

011a6 a5 a4 a3 a2 a1 a0

00111p4 p3 p2 p1 p0

10p5 a6 a5 a4 a3 a2 a1 a0

0000010000

10p5 p4 00p3 p2 p1 p0

010a6 a5 a4 a3 a2 a1 a0

00110p4 p3 p2 p1 p0

10p5 a6 a5 a4 a3 a2 a1 a0

0000110000

10p5 p4 00p3 p2 p1 p0

0001000110

0001000100

0001000101

2pa

(PCL)

← a6–a0

(PCH)

← p

(PCL)

← a6–a0

(Note)

(PCH)

← p

(PCL)

← (DR2–DR0, A3–A0)

(Note)

(SP)

← (SP) + 1

(SK(SP))

← (PC)

(PCH)

← 2

(PCL)

← a6–a0

(SP)

← (SP) + 1

(SK(SP))

← (PC)

(PCH)

← p

(PCL)

← a6–a0

(Note)

(SP)

← (SP) + 1

(SK(SP))

← (PC)

(PCH)

← p

(PCL)

← (DR2–DR0, A3–A0)

(Note)

(PC)

← (SK(SP))

(SP)

← (SP) – 1

(PC)

← (SK(SP))

(SP)

← (SP) – 1

(PC)

← (SK(SP))

(SP)

← (SP) – 1

Note: p is 0 to 31 for M34551M4 and p is 0 to 63 for M34551M8 and M34551E8.

MACHINE INSTRUCTIONS (CONTINUED)

4551 Datasheet(PDF) 64 Page - Renesas Technology Corp

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