๐๐ต๐ฎ๐ฝ๐๐ฒ๐ฟ ๐ฑ: Arithmetic and Logic Instructions Flashcards
1
Q
ADD
A
Addition
2
Q
ADC
A
add-with-carry
3
Q
INC
A
Increment
4
Q
Is a special type of addition that adds 1 to a number
A
Increment
5
Q
Types of addition not allowed
A
memory-to-memory and segment register
6
Q
Add contents of several registers
A
Register Addition
7
Q
Is employed whenever constant or known data are added
A
Immediate Addition
8
Q
Z=0
A
result not zero
9
Q
Z=1
A
result is zero
10
Q
C=0
A
no carry
11
Q
C=1
A
there is a carry
12
Q
A=0
A
no half-carry
13
Q
A=1
A
there is a half-carry
14
Q
S=0
A
result positive
15
Q
S=1
A
result negative
16
Q
P=0
A
odd parity
17
Q
P=1
A
even parity
18
Q
O=0
A
no overflow
19
Q
O=1
A
there is an overflow
20
Q
Are sequential lists of data
A
Memory Arrays
21
Q
Adds 1 to a register or a memory location
A
Increment Addition
22
Q
Adds the bit in the carry flag to the operand data
A
Addition-with-Carry
23
Q
XADD
A
Exchange and Add
