Assembler, tell me where to start, why the error?

Question

assembler

I say in advance that I just started using assembler, because some factors force me, if there is THAT PERSON who, without aggression, correctly decomposes what is wrong, I will be very grateful. Know that everyone started somewhere. Thanks :)

ps I used the i8080 and FASMW debuggers for programming what I'm trying to do - https://cordon.in.ua/content/timer.php

Answer 1

I have a suspicion that you are not compiling for this type of processor.
In appearance, the errors listed on the right are "Their bin dont understand!".
Or you just didn't highlight the code part.
section '.code' code readable executable
start: