ATMEGA161-8PC View Datasheet(PDF) - Atmel Corporation

Part Name

Description

MFG CO.

ATMEGA161-8PC

8-bit Microcontroller with 16K Bytes of In-System Programmable Flash

Atmel Corporation 

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Data Indirect with Pre-Decrement

Figure 15. Data Indirect Addressing with Pre-Decrement

15

0

X, Y, OR Z - REGISTER

ATmega161(L)

Data Space

$0000

-1

$FFFF

The X, Y, or the Z-register is decremented before the operation. Operand address is the decremented contents of the X, Y,

or the Z-register.

Data Indirect with Post-Increment

Figure 16. Data Indirect Addressing with Post-Increment

15

0

X, Y, OR Z - REGISTER

Data Space

$0000

1

$FFFF

The X, Y, or the Z-register is incremented after the operation. Operand address is the content of the X, Y, or the Z-register

prior to incrementing.

15

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