IN STRUC TION S
Ad d r e s s in g m o d e :
F u n c tio n :
In s tr u c tio n s :
Ex a m p le :
When the carry flag is cleared,
jumps to address –12.
Memory
Address to be
executed next
Op-code (90
Operand (F2
16
Re la t iv e
Relative
Specifies the address in a memory location where the
next Op-Code is located.
When the branch condition is satisfied, Operand and
the Program Counter are added. The result of this
addition is the address in the memory location.
When the branch condition is not satisfied, the next
instruction is executed.
BCC, BCS, BEQ, BMI, BNE, BPL, BRA, BVC, BVS
Mnemonic
∆
∆
∗–12
BCC
*
*
–12
Jump
*
)
16
)
16
* +2
Machine code
90
Decimal
When the carry flag is set,
goes to address +2.
Memory
Op-code (90
Operand (F2
Address to be
executed next
Addressing mode
F2
16
16
*
*
)
16
)
16
* +2