Assignment8.md
6/12/2022
CSE324 Embedded Systems
Assignment 8
Mohamed Yasser Abdeen
120190031
1. C1 → 0010 0000
C2 → 0110 1111
C3 → 0001 0100
R20 → (0011 0100)2 = (34)16
2. B is a correct instruction, but not immediate addressing mode.
C is an incorrect instruction and not immediate addressing mode
3.
4.
LDI R20, 0xFF ; value
LDI R30, 0x80
CLR R31
LOAD:
ST Z+, R20
CPI R30, 0x90
BRNE LOAD
INF:
RJMP INF
.MACRO FUNCTION
LDI R2@0, 20 * @0 + 5
; the result is found in R2x
.ENDMACRO
FUNCTION 8 ; Result in R28
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