EM78P451SWM datasheet(48/54 Pages) EMC

48 / 54 page

EM78P451S

8-Bit Microcontroller with OTP ROM

•

Product Specification (V1.0) 06.01.2004

(This specification is subject to change without further notice)

INSTRUCTION BINARY

HEX

MNEMONIC

OPERATION

STATUS AFFECTED

0 0100 11rr rrrr

04rr

COM R

→ R

0 0101 00rr rrrr

05rr

INCA R

R+1

→ A

0 0101 01rr rrrr

05rr

INC R

R+1

→ R

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),

R(0)

→ C, C → A(7)

0 0110 01rr rrrr

06rr

RRC R

R(n)

→ R(n-1),

R(0)

→ C, C → R(7)

0 0110 10rr rrrr

06rr

RLCA R

R(n)

→ A(n+1),

R(7)

→ C, C → A(0)

0 0110 11rr rrrr

06rr

RLC R

R(n)

→ R(n+1),

R(7)

→ C, C → R(0)

0 0111 00rr rrrr

07rr

SWAPA R

R(0-3)

→ A(4-7),

R(4-7)

→ A(0-3)

None

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

→ R(b)

None <Note2>

0 101b bbrr rrrr

0xxx

BS R,b

→ R(b)

None <Note3>

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],

(Page, k)

→ PC

None

1 01kk kkkk kkkk

1kkk

JMP k

(Page, k)

→ PC

None

1 1000 kkkk kkkk

18kk

MOV A,k

→ A

None

1 1001 kkkk kkkk

19kk

OR A,k

∨ k → A

1 1010 kkkk kkkk

1Akk

AND A,k

A & k

→ A

1 1011 kkkk kkkk

1Bkk

XOR A,k

⊕ k → A

1 1100 kkkk kkkk

1Ckk

RETL k

→ A, [Top of Stack] → PC

None

1 1101 kkkk kkkk

1Dkk

SUB A,k

k-A

→ A

Z,C,DC

1 1110 0000 0010

1E02

INT

PC+1

→ [SP], 002H → PC

None

1 1111 kkkk kkkk

1Fkk

ADD A,k

k+A

→ A

Z,C,DC

NOTE

This instruction is applicable to IOC5 ~ IOC9, IOCD~IOCF only.

This instruction is not recommended for RF operation.

This instruction cannot operate on R3F.

EM78P451SWM 데이터시트(PDF) 48 Page - ELAN Microelectronics Corp

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