Data indirect, Data indirect with pre- decrement, Data indirect with post- increment – Rainbow Electronics AT90LS4433 User Manual
Page 14
Advertising
![background image](/manuals/281302/14/background.png)
14
AT90S/LS4433
1042G–AVR–09/02
Data Indirect
Figure 15. Data Indirect Addressing
Operand address is the contents of the X-, Y-, or the Z-register.
Data Indirect with Pre-
decrement
Figure 16. Data Indirect Addressing with Pre-decrement
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 17. Data Indirect Addressing with Post-increment
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.
Data Space
$0000
$00DF
X, Y, OR Z - REGISTER
0
15
Data Space
$0000
$00DF
X, Y, OR Z - REGISTER
0
15
-1
Data Space
$0000
$00DF
X, Y, OR Z - REGISTER
0
15
1
Advertising