CDP1806ACEX datasheet(18/30 Pages) INTERSIL

18 / 30 page

AND IMMEDIATE

ANI

M(R(P)) AND D

→ D; R(P) + 1 → R(P)

SHIFT RIGHT

SHR

Shift D Right, LSB(D)

→ DF, 0 → MSB(D)

SHIFT RIGHT WITH CARRY

SHRC

(Note 11)

Shift D Right, LSB(D)

→ DF, DF → MSB(D)

RING SHIFT RIGHT

RSHR

(Note 11)

SHIFT D RIGHT, LSB(D)

→ DF, DF → MSB(D)

SHIFT LEFT

SHL

SHIFT D LEFT, MSB(D)

→ DF, 0 → LSB(D)

SHIFT LEFT WITH CARRY

SHLC

(Note 11)

SHIFT D LEFT, MSB(D)

→ DF, DF → LSB(D)

RING SHIFT LEFT

RSHL

(Note 11)

SHIFT D LEFT, MSB(D)

→ DF, DF → LSB(D)

ARITHMETIC OPERATIONS (Note 3)

ADD

M(R(X)) + D

→ DF, D

DECIMAL ADD

DADD

68F4

M(R(X)) + D

→ DF, D DECIMAL ADJUST → DF, D

ADD IMMEDIATE

ADI

M(R(P)) + D

→ DF, D; R(P) + 1 → R(P)

DECIMAL ADD IMMEDIATE

DADI

68FC

M(R(P)) + D

→ DF, D; R(P) + 1 → R(P)

DECIMAL ADJUST

→ DF, D

ADD WITH CARRY

ADC

M(R(X)) + D + DF

→ DF, D

DECIMAL ADD WITH CARRY

DADC

6874

M(R(X)) + D + DF

→ DF, D

DECIMAL ADJUST

→ DF, D

ADD WITH CARRY, IMMEDIATE

ADCI

M(R(P)) + D + DF

→ DF, D;

R(P) + 1

→ R(P)

DECIMAL ADD WITH CARRY,

IMMEDIATE

DACI

687C

M(R(P)) + D + DF

→ DF, D;

R(P) + 1

→ R(P),

DECIMAL ADJUST

→ DF, D

SUBTRACT D

M(R(X)) - D

→ DF, D

SUBTRACT D IMMEDIATE

SDI

M(R(P)) - D

→ DF, D;

R(P) + 1

→ R(P)

SUBTRACT D WITH BORROW

SDB

M(R(X)) - D - (NOT DF)

→ DF, D

SUBTRACT D WITH BORROW,

IMMEDIATE

SDBI

M(R(P)) - D - (NOT DF)

→ DF, D;

R(P) + 1

→ R(P)

SUBTRACT MEMORY

D - M(R(X))

→ DF, D

DECIMAL SUBTRACT MEMORY

DSM

68F7

D - M(R(X))

→ DF, D; DECIMAL ADJUST → DF, D

SUBTRACT MEMORY IMMEDIATE

SMI

D - M(R(P))

→ DF, D; R(P) + 1 → R(P)

DECIMAL SUBTRACT MEMORY,

IMMEDIATE

DSMI

68FF

D - M(R(P))

→ DF, D;

R(P) + 1

→ R(P),

DECIMAL ADJUST

→ DF, D

SUBTRACT MEMORY WITH

BORROW

SMB

D - M(R(X)) - (NOT DF)

→ DF, D

DECIMAL SUBTRACT MEMORY

WITH BORROW

DSMB

6877

D - M(R(X)) - (NOT DF)

→ DF, D;

DECIMAL ADJUST

→ DF, D

SUBTRACT MEMORY WITH

BORROW, IMMEDIATE

SMBI

D - M(R(P)) - (NOT DF)

→ DF, D;

R(P) + 1

→ R(P)

TABLE 1. INSTRUCTION SUMMARY (SEE NOTES) (Continued)

INSTRUCTION

NO. OF

MACHINE

CYCLES

MNEMONIC

OP CODE

OPERATION

CDP1805AC, CDP1806AC

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