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ADD (ADD binary) (word)
<Operation>
Rd + Rs → Rd
<Assembly-Language Format>
ADD.W Rs, Rd
<Examples>
ADD.W R0, R1
<Operand Size>
Word
<Description>
This instruction adds word data in two general registers and places the result in the second
general register.
<Instruction Formats>
Addressing
mode
Register direct
Mnem.
Operands
ADD.W
Rs, Rd
<Condition Code>
I
— —
I: Previous value remains unchanged.
H: Set to "1" when there is a carry from bit
11; otherwise cleared to "0."
N: Set to "1" when the result is negative;
otherwise cleared to "0."
Z: Set to "1" when the result is zero;
otherwise cleared to "0."
V: Set to "1" if an overflow occurs;
otherwise cleared to "0."
C: Set to "1" if there is a carry from bit 15;
otherwise cleared to "0."
Instruction code
1st byte
2nd byte
0
9
0 rs 0 rd
38
H
N
Z
—
3rd byte
4th byte
ADD
V
C
No. of
states
2
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