W741E20X Datasheet, PDF(34/84 Page) Winbond – 4-BIT FLASH MICROCONTROLLER

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W741E20X Datasheet, PDF (34/84 Pages) Winbond – 4-BIT FLASH MICROCONTROLLER

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Preliminary W741E20X

Continued

! =:

EX:

â:

Not equal

AND

Exclusive OR

Transfer direction, result

[PAGE*10H+()]: Contents of address PAGE (bit2, bit1, bit0)*10H+()

[P()]:

Contents of port P

INSTRUCTION SET TABLE 1

MNEMONIC

Arithmetic

ADD

R, ACC

ADD

WR, #I

ADDR

R, ACC

ADDR

WR, #I

ADC

R, ACC

ADC

WR, #I

ADCR

R, ACC

ADCR

WR, #I

ADU

R, ACC

ADU

WR, #I

ADUR

R, ACC

ADUR

WR, #I

SUB

R, ACC

SUB

WR, #I

SUBR

R, ACC

SUBR

WR, #I

SBC

R, ACC

SBC

WR, #I

SBCR

R, ACC

SBCR

WR, #I

FUNCTION

ACCâ(R) + (ACC)

ACCâ(WR) + I

ACC, Râ(R) + (ACC)

ACC, WRâ(WR) + I

ACCâ(R) + (ACC) + (CF)

ACCâ(WR) + I + (CF)

ACC, Râ(R) + (ACC) + (CF)

ACC, WRâ(WR) + I + (CF)

ACCâ(R) + (ACC)

ACCâ(WR) + I

ACC, Râ(R) + (ACC)

ACC, W Râ(WR) + I

ACCâ(R) - (ACC)

ACCâ(WR) - I

ACC, Râ(R) - (ACC)

ACC, WRâ(WR) - I

ACCâ(R) - (ACC) - (CF)

ACCâ(WR) - I - (CF)

ACC, Râ(R) - (ACC) - (CF)

ACC, WRâ(WR) - I - (CF)

FLAG AFFECTED

CYCLE

ZF, CF

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