EM78P312N

 

 

 

 

 

 

 

 

 

 

8-Bit Microcontroller

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Binary Instruction

 

Hex

 

Mnemonic

 

Operation

 

 

Status

 

 

 

 

 

 

 

Affected

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

0000

01rr

rrrr

 

00rr

 

MOV

R,

A

A R

 

None

 

0

0000

1000

0000

0080

 

CLRA

 

 

0 A

 

Z

 

0

0000

11rr

rrrr

 

00rr

 

CLR

R

 

0 R

 

Z

 

0

0001

00rr

rrrr

 

01rr

 

SUB

A,

R

R-A A

 

Z,C,DC

 

0

0001

01rr

rrrr

 

01rr

 

SUB

R,

A

R-A R

 

Z,C,DC

 

0

0001

10rr

rrrr

 

01rr

 

DECA

R

 

R-1 A

 

Z

 

0

0001

11rr

rrrr

 

01rr

 

DEC

R

 

R-1 R

 

Z

 

0

0010

00rr

rrrr

 

02rr

 

OR

A,

R

A R A

 

Z

 

0

0010

01rr

rrrr

 

02rr

 

OR

R,

A

A R R

 

Z

 

0

0010

10rr

rrrr

 

02rr

 

AND

A,

R

A & R A

 

Z

 

0

0010

11rr

rrrr

 

02rr

 

AND

R,

A

A & R R

 

Z

 

0

0011

00rr

rrrr

 

03rr

 

XOR

A,

R

A R A

 

Z

 

0

0011

01rr

rrrr

 

03rr

 

XOR

R,

A

A R R

 

Z

 

0

0011

10rr

rrrr

 

03rr

 

ADD

A,

R

A + R A

 

Z,C,DC

 

0

0011

11rr

rrrr

 

03rr

 

ADD

R,

A

A + R R

 

Z,C,DC

 

0

0100

00rr

rrrr

 

04rr

 

MOV

A,

R

R A

 

Z

 

0

0100

01rr

rrrr

 

04rr

 

MOV

R,

R

R R

 

Z

 

0

0100

10rr

rrrr

 

04rr

 

COMA

R

 

/R A

 

Z

 

0

0100

11rr

rrrr

 

04rr

 

COM

R

 

/R R

 

Z

 

0

0101

00rr

rrrr

 

05rr

 

INCA

R

 

R+1 A

 

Z

 

0

0101

01rr

rrrr

 

05rr

 

INC

R

 

R+1 R

 

Z

 

0

0101

10rr

rrrr

 

05rr

 

DJZA

R

 

R-1 A, skip if zero

 

None

 

0

0101

11rr

rrrr

 

05rr

 

DJZ

R

 

R-1 R, skip if zero

 

None

 

0

0110

00rr

rrrr

 

06rr

 

RRCA

R

 

R(n) A(n-1),

 

C

 

 

 

R(0) C, C A(7)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

0110

01rr

rrrr

 

06rr

 

RRC

R

 

R(n) R(n-1),

 

C

 

 

 

R(0) C, C R(7)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

0110

10rr

rrrr

 

06rr

 

RLCA

R

 

R(n) A(n+1),

 

C

 

 

 

R(7) C, C A(0)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

0110

11rr

rrrr

 

06rr

 

RLC

R

 

R(n) R(n+1),

 

C

 

 

 

R(7) (C), C (R(0)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

0111

00rr

rrrr

 

07rr

 

SWAPA

R

 

R(0-3) ( A(4-7),

 

None

 

 

 

R(4-7) ( A(0-3)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

0111

01rr

rrrr

 

07rr

 

SWAP

R

 

R(0-3) ( R(4-7)

 

None

 

0

0111

10rr

rrrr

 

07rr

 

JZA

R

 

R+1 A, skip if zero

 

None

 

0

0111

11rr

rrrr

 

07rr

 

JZ

R

 

R+1 R, skip if zero

 

None

 

0

100b

bbrr

rrrr

 

0xxx

 

BC

R,

b

0( R(b)

 

None

 

0

101b

bbrr

rrrr

 

0xxx

 

BS

R,

b

1( R(b)

 

None

 

0

110b

bbrr

rrrr

 

0xxx

 

JBC

R,

b

if R(b)=0, skip

 

None

 

0

111b

bbrr

rrrr

 

0xxx

 

JBS

R,

b

if R(b)=1, skip

 

None

 

1

00kk

kkkk

kkkk

 

1kkk

 

CALL

k

 

PC+1 [SP],

 

None

 

 

 

(Page, k) (PC)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

01kk

kkkk

kkkk

 

1kkk

 

JMP

k

 

(Page, k) (PC)

 

None

 

1

1000

kkkk

kkkk

 

18kk

 

MOV

A,

k

k A

 

None

 

1

1001

kkkk

kkkk

 

19kk

 

OR

A,

k

A v k A

 

Z

 

1

1010

kkkk

kkkk

 

1Akk

 

AND

A,

k

A & k A

 

Z

 

1

1011

kkkk

kkkk

 

1Bkk

 

XOR

A,

k

A k A

 

Z

 

1

1100

kkkk

kkkk

 

1Ckk

 

RETL

k

 

k A, [Top of Stack]

 

None

 

 

 

 

 

 

 

 

 

 

PC

 

 

 

1

1101

kkkk

kkkk

 

1Dkk

 

SUB

A,

k

k-A A

 

Z,C,DC

 

1

1111

kkkk

kkkk

 

1Fkk

 

ADD

A,

k

k+A A

 

Z,C,DC

 

1

1110

1000

kkkk

 

1E8k

 

PAGE

k

 

K->R5(6:4)

 

None

 

1

1110

1001

kkkk

 

1E9k

 

BANK

k

 

K->R4(7:6)

 

None

 

Note: 1 This instruction is applicable to IOC6~IOCA, IMR1, IMR2 only.

Product Specification (V1.0) 10.03.2006

57

(This specification is subject to change without further notice)

Page 61
Image 61
IBM EM78P312N manual Binary Instruction Hex Mnemonic Operation Status Affected, Dec