W742E Datasheet, PDF(52/60 Page) Winbond – 4 BIT MICROCONTROLLER

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W742E Datasheet, PDF (52/60 Pages) Winbond – 4 BIT MICROCONTROLLER

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W742E/C811

MACHINE CODE

MNEMONIC

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

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

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

FLAG

W/C

AFFECTED

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

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