
ATmega603/103
12
Register Direct, Two Registers Rd and Rr
Figure 9. Direct Register Addressing, Two Registers
Operands are contained in register r (Rr) and d (Rd). The result is stored in register d (Rd).
I/O Direct
Figure 10. I/O Direct Addressing
Operand address is contained in 6 bits of the instruction word. n is the destination or source register address.
REGISTER FILE
0
31
d
r
OP dr
0459
15
I/O MEMORY
0
63
OP P
05
15
n
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