W742C813 Datasheet, PDF(49/56 Page) Winbond – 4 BIT MICROCONTROLLER

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W742C813 Datasheet, PDF (49/56 Pages) Winbond – 4 BIT MICROCONTROLLER

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W742E/C813

Machine code

Arithmetic

0001 1000 0xxx xxxx

0001 1100 i i i i nnnn

0001 1001 0xxx xxxx

0001 1101 i i i i nnnn

0000 1000 0xxx xxxx

0000 1100 i i i i nnnn

0000 1001 0xxx xxxx

0000 1101 i i i i nnnn

0010 1000 0xxx xxxx

0010 1100 i i i i nnnn

0010 1001 0xxx xxxx

0010 1101 i i i i nnnn

0001 1010 0xxx xxxx

0001 1110 i i i i nnnn

0001 1011 0xxx xxxx

0001 1111 i i i i nnnn

0000 1010 0xxx xxxx

0000 1110 i i i i nnnn

0000 1011 0xxxxxxx

0000 1111 i i i i nnnn

0100 1010 0xxx xxxx

0100 1010 1xxx xxxx

Logic

0010 1010 0xxx xxxx

0010 1110 i i i i nnnn

0010 1011 0xxx xxxx

0010 1111 i i i i nnnn

0011 1010 0xxx xxxx

0011 1110 i i i i nnnn

0011 1011 0xxx xxxx

0011 1111 i i i i nnnn

0011 1000 0xxx xxxx

0011 1100 i i i i nnnn

0011 1001 0xxx xxxx

0011 1101 i i i i nnnn

Mnemonic

ADD

ADD

ADDR

ADDR

ADC

ADC

ADCR

ADCR

ADU

ADU

ADUR

ADUR

SUB

SUB

SUBR

SUBR

SBC

SBC

SBCR

SBCR

INC

DEC

R, ACC

WRn, #I

R, ACC

WRn, #I

R, ACC

WRn, #I

R, ACC

WRn, #I

R, ACC

WRn, #I

R, ACC

WRn, #I

R, ACC

WRn, #I

R, ACC

WRn, #I

R, ACC

WRn, #I

R, ACC

WRn, #I

R

R

ANL

ANL

ANLR

ANLR

ORL

ORL

ORLR

ORLR

XRL

XRL

XRLR

XRLR

R, ACC

WRn, #I

R, ACC

WRn, #I

R, ACC

WRn, #I

R, ACC

WRn, #I

R, ACC

WRn, #I

R, ACC

WRn, #I

Function

ACCâ(R) + (ACC)

ACCâ(WRn) + I

ACC, Râ(R) + (ACC)

ACC, WRnâ(WRn) + I

ACCâ(R) + (ACC) + (CF)

ACCâ(WRn) + I + (CF)

ACC, Râ(R) + (ACC) + (CF)

ACC, WRnâ(WRn) + I + (CF)

ACCâ(R) + (ACC)

ACCâ(WRn) + I

ACC, Râ(R) + (ACC)

ACC, WRnâ(WRn) + I

ACCâ(R) - (ACC)

ACCâ(WRn) - I

ACC, Râ(R) - (ACC)

ACC, WRâ(WR) - I

ACCâ(R) - (ACC) - (CF)

ACCâ(WRn) - I - (CF)

ACC, Râ(R) - (ACC) - (CF)

ACC, WRnâ(WRn) - I - (CF)

ACC, Râ(R) + 1

ACC, Râ(R) - 1

ACCâ(R) & (ACC)

ACCâ(WRn) & I

ACC, Râ(R) & (ACC)

ACC, WRnâ(WRn) & I

ACCâ(R) â§ (ACC)

ACCâ(WRn) â§ I

ACC, Râ(R) â§ (ACC)

ACC, WRnâ(WRn) â§ I

ACCâ(R) EX (ACC)

ACCâ(WRn) EX I

ACC, Râ(R) EX (ACC)

ACC, WRnâ(WRn) EX I

Flag affected W/C

ZF, CF

1/1

ZF, CF

1/1

ZF, CF

1/1

ZF, CF

1/1

ZF, CF

1/1

ZF, CF

1/1

ZF, CF

1/1

ZF, CF

1/1

ZF

1/1

ZF

1/1

ZF

1/1

ZF

1/1

ZF, CF

1/1

ZF, CF

1/1

ZF, CF

1/1

ZF, CF

1/1

ZF, CF

1/1

ZF, CF

1/1

ZF, CF

1/1

ZF, CF

1/1

ZF, CF

1/1

ZF, CF

1/1

ZF

1/1

ZF

1/1

ZF

1/1

ZF

1/1

ZF

1/1

ZF

1/1

ZF

1/1

ZF

1/1

ZF

1/1

ZF

1/1

ZF

1/1

ZF

1/1

- 49 -

Publication Release Date: December 2000

Revision A1

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