SCG9864 datasheet(18/27 Pages) ETC1

18 / 27 page

SCG9864

8-BIT MICROCONTROLLER

Score Concept Semiconductor Ltd.

Sept 2000

32.

DEC A

Code

0110 1000

Operation

A – 1

→A

Flags

N, Z, C

33.

DEC X

Code

0110 1010

Operation

X – 1

→X

Flags

N, Z, C

34.

DEC Y

Code

0110 1011

Operation

Y – 1

→Y

Flags

N, Z, C

35.

DEC (X)

Code

0110 1110

Operation

(X) – 1

→(X)

Flags

N, Z, C

36.

DEC (Y)

Code

0110 1111

Operation

(Y) – 1

→(Y)

Flags

N, Z, C

37.

DEC label

Code

0110 1100 zzzz zzzz

Operation

(zzzz zzzz)-1

→(zzzzzzzz)

Flags

N, Z, C

38.

EOR X

Code

0101 1010

Operation

∀ A →A

Flags

N, Z

39.

EOR Y

Code

0101 1011

Operation

∀ A →A

Flags

N, Z

40.

EOR (X)

Code

0101 1110

Operation

(X)

∀ A →A

Flags

N, Z

41.

EOR (Y)

Code

0101 1111

Operation

(Y)

∀ A →A

Flags

N, Z

42.

EOR label

Code

0101 1100 zzzz zzzz

Operation

(zzzz zzzz)

∀ A →A

Flags

N, Z

43.

EOR #CONSTANT

Code

0101 1001 zzzz zzzz

Operation

zzzz zzzz

∀ A →A

Flags

N, Z

44.

INC A

Code

0110 0000

Operation

A + 1

→A

Flags

N, Z, C

45.

INC X

Code

0110 0010

Operation

X + 1

→X

Flags

N, Z, C

46.

INC Y

Code

0110 0011

Operation

Y + 1

→Y

Flags

N, Z, C

47.

INC (X)

Code

0110 0110

Operation

(X) + 1

→X

Flags

N, Z, C

48.

INC (Y)

Code

0110 0111

Operation

(Y) + 1

→Y

Flags

N, Z, C

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