Find the value in register a after the execution

Assignment Help Basic Computer Science

Reference no: EM13770819

Question 1. Find the value in Register A after the execution of the following code

LDAA #$99

SUBA #$66

A = __________

A= $99

A=$66

A= $33

A= 33

Question 2. Find the value in Register A after the execution of the following code-

LDAA #$37

ORAA #$F0

A = __________

A= $F7

A=$07

A= $3F

A= 0

Question 3. Find the value in Register A after the execution of the following code-

CLRA ;Clear A

COMA ;complement A

LSLA

A = __________
A= 0

A=$FF

A= $FE

A= $7F

Question 4. Which flag is used to see if the signed data are correctly added together?

Question 5. Which of the following is +9 for an eight-bit signed number?

10001001

00001001

11110111

None

Reference no: EM13770819

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