EM78P568

8-bit OTP Micro-controller

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* This specification are subject to be changed without notice.

41

01/31/2004

V4.7

0

0011

00rr

rrrr

03rr

XOR A,R

A

⊕ R → A

Z

1

0

0011

01rr

rrrr

03rr

XOR R,A

A

⊕ R → R

Z

1

0

0011

10rr

rrrr

03rr

ADD A,R

A + R

→ A

Z,C,DC

1

0

0011

11rr

rrrr

03rr

ADD R,A

A + R

→ R

Z,C,DC

1

0

0100

00rr

rrrr

04rr

MOV A,R

R

→ A

Z

1

0

0100

01rr

rrrr

04rr

MOV R,R

R

→ R

Z

1

0

0100

10rr

rrrr

04rr

COMA R

/R

→ A

Z

1

0

0100

11rr

rrrr

04rr

COM R

/R

→ R

Z

1

0

0101

00rr

rrrr

05rr

INCA R

R+1

→ A

Z

1

0

0101

01rr

rrrr

05rr

INC R

R+1

→ R

Z

1

0

0101

10rr

rrrr

05rr

DJZA R

R-1

→ A, skip if zero

None

2 if skip

0

0101

11rr

rrrr

05rr

DJZ R

R-1

→ R, skip if zero

None

2 if skip

0

0110

00rr

rrrr

06rr

RRCA R

R(n)

→ A(n-1)

R(0)

→ C, C → A(7)

C

1

0

0110

01rr

rrrr

06rr

RRC R

R(n)

→ R(n-1)

R(0)

→ C, C → R(7)

C

1

0

0110

10rr

rrrr

06rr

RLCA R

R(n)

→ A(n+1)

R(7)

→ C, C → A(0)

C

1

0

0110

11rr

rrrr

06rr

RLC R

R(n)

→ R(n+1)

R(7)

→ C, C → R(0)

C

1

0

0111

00rr

rrrr

07rr

SWAPA R

R(0-3)

→ A(4-7)

R(4-7)

→ A(0-3)

None

1

0

0111

01rr

rrrr

07rr

SWAP R

R(0-3)

↔ R(4-7)

None

1

0

0111

10rr

rrrr

07rr

JZA R

R+1

→ A, skip if zero

None

2 if skip

0

0111

11rr

rrrr

07rr

JZ R

R+1

→ R, skip if zero

None

2 if skip

0

100b

bbrr

rrrr

0xxx

BC R,b

0

→ R(b)

None

1

0

101b

bbrr

rrrr

0xxx

BS R,b

1

→ R(b)

None

1

0

110b

bbrr

rrrr

0xxx

JBC R,b

if R(b)=0, skip

None

2 if skip

0

111b

bbrr

rrrr

0xxx

JBS R,b

if R(b)=1, skip

None

2 if skip

1

00kk

kkkk

kkkk

1kkk

CALL k

PC+1

→ [SP]

(Page, k)

→ PC

None

2

1

01kk

kkkk

kkkk

1kkk

JMP k

(Page, k)

→ PC

None

2

1

1000

kkkk

kkkk

18kk

MOV A,k

k

→ A

None

1

1

1001

kkkk

kkkk

19kk

OR A,k

A

∨ k → A

Z

1

1

1010

kkkk

kkkk

1Akk

AND A,k

A & k

→ A

Z

1

1

1011

kkkk

kkkk

1Bkk

XOR A,k

A

⊕ k → A

Z

1

1

1100

kkkk

kkkk

1Ckk

RETL k

k

→ A, [Top of Stack] → PC

None

2

1

1101

kkkk

kkkk

1Dkk

SUB A,k

k-A

→ A

Z,C,DC

1

1

1110

0000

0001

1E01

INT

PC+1

→ [SP]

001H

→ PC

None

1

1

1110

100k

kkkk

1E8k

PAGE

k

K->R5(4:0)

None

1

1

1111

kkkk

kkkk

1Fkk

ADD A,k

k+A

→ A

Z,C,DC

1