DP80390 datasheet(2/84 Pages) DCD

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DP80390 Instructions set details

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Contents

Overview ____________________________________________________________ 7

1.1. Document structure. ________________________________________________________7

Instructions set brief___________________________________________________ 7

2.1. Instruction set notes ________________________________________________________7

2.2. Instruction set brief – functional order _________________________________________8

2.2.1.

Arithmetic operations ___________________________________________________________ 8

2.2.2.

Logic operations _______________________________________________________________ 9

2.2.3.

Boolean manipulation___________________________________________________________ 9

2.2.4.

Data transfers________________________________________________________________ 10

2.2.5.

Program branches ____________________________________________________________ 11

2.3. Instruction set brief – hexadecimal order ______________________________________12

Instructions set details ________________________________________________ 15

3.1. ACALL * _________________________________________________________________15

3.1.1.

LARGE _____________________________________________________________________ 15

3.1.2.

FLAT ______________________________________________________________________ 16

3.2. ADD_____________________________________________________________________17

3.2.1.

ADD A, Rn __________________________________________________________________ 17

3.2.2.

ADD A, direct ________________________________________________________________ 17

3.2.3.

ADD A, @Ri _________________________________________________________________ 18

3.2.4.

ADD A, #data ________________________________________________________________ 18

3.3. ADDC ___________________________________________________________________19

3.3.1.

ADDC A, Rn _________________________________________________________________ 19

3.3.2.

ADDC A, direct _______________________________________________________________ 19

3.3.3.

ADDC A, @Ri________________________________________________________________ 20

3.3.4.

ADDC A, #data_______________________________________________________________ 20

3.4. AJMP * __________________________________________________________________21

3.4.1.

LARGE _____________________________________________________________________ 21

3.4.2.

FLAT ______________________________________________________________________ 22

3.5. ANL _____________________________________________________________________23

3.5.1.

ANL A, Rn __________________________________________________________________ 23

3.5.2.

ANL A, direct ________________________________________________________________ 23

3.5.3.

ANL A, @Ri _________________________________________________________________ 24

3.5.4.

ANL A, #data ________________________________________________________________ 24

3.5.5.

ANL direct, A ________________________________________________________________ 24

3.5.6.

ANL direct, #data _____________________________________________________________ 24

3.5.7.

ANL C, bit ___________________________________________________________________ 25

3.5.8.

ANL C, /bit __________________________________________________________________ 25

3.6. CJNE ____________________________________________________________________26

3.6.1.

CJNE A, direct, rel ____________________________________________________________ 26

3.6.2.

CJNE A, #data, rel ____________________________________________________________ 27

3.6.3.

CJNE RN, #data, rel___________________________________________________________ 27

3.6.4.

CJNE @Ri, #data, rel __________________________________________________________ 28

3.7. CLR _____________________________________________________________________29

3.7.1.

CLR A______________________________________________________________________ 29

3.7.2.

CLR bit ____________________________________________________________________ 29

3.7.3.

CLR C _____________________________________________________________________ 30

3.8. CPL _____________________________________________________________________31

3.8.1.

CPL A ______________________________________________________________________ 31

3.8.2.

CPL bit _____________________________________________________________________ 31

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