ATMEGA163 ATMEL [ATMEL Corporation], ATMEGA163 Datasheet - Page 13

• Manufacturer Part Number: ATMEGA163
• Description: 8-bit Microcontroller with 16K Bytes In-System Programmable Flash
• Manufacturer: ATMEL [ATMEL Corporation]

Register Direct, Two Registers
Rd And Rr
I/O Direct
Data Direct
1142E–AVR–02/03
Figure 11. Direct Register Addressing, Two Registers
Operands are contained in register r (Rr) and d (Rd). The result is stored in register d
(Rd).
Figure 12. I/O Direct Addressing
Operand address is contained in 6 bits of the instruction word. n is the destination or
source register address.
Figure 13. Direct Data Addressing
A 16-bit Data Address is contained in the 16 LSBs of a two-word instruction. Rd/Rr
specify the destination or source register.
31
15
OP
16 LSBs
20 19
Rr/Rd
16
0
Data Space
ATmega163(L)
$0000
$045F
13