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Why does I get invalid opcode 0xFFFF at 0x0002 error?
I am trying to execute my code in Proteus for ATmega32 but I recieve such an error like : Invalid opcode 0xFFFF at PC=0x0002. Here is my code running good at Atmel Studio
Monday, 22 April 2019 - 19:08
Why command ADIW has only two positions of dd?
On  official microchip website the command ADIW has only two positions of dd. So how then they can represent on this command's opcode these registers...
Monday, 25 March 2019 - 18:02
How to calculate the value of address register?
This is still that example I can't handle with. I need to know how they got the address registor and how they have calculated executive address. Also I didn't get where these...
Friday, 22 March 2019 - 22:18
How to know registers having opcode?
I have an example to understand but I'am facing some troubles: Here it is: STD Y+30, R25   1.This operation has an opcode:10q0.qq1r.rrrr.1qqq So it became this -> 1000....
Tuesday, 19 March 2019 - 22:12
What does dddd in opcodes means?
This is an opcode for the ldi operation. As I understand the KKKK are changing because of inputting value such as 0хFF. But I don't understand what dddd means. What is this...
Monday, 18 March 2019 - 23:14