nor

Executing code that is preloaded in flash NOR

I'm building a uClinux system to run on an NXP LPC2478. The chip has 512k onboard fast flash from which it can directly execute code. I want to load and run a user app out of regular external SDRAM. But I have a special graphics library that I would like to preload to execute out of the on board flash. Is there a way to compile the grap...

Why do my MIPS crosscompiler works like this for NOT operation?

Hello, I setup my crosscompiler for making MIPS instructions. And it compiles C code well. but I found a weird thing for NOT operations. if i make code like int a; func(!a); and i studied MIPS instructions with text book that says "MIPS converts NOT operation to 'nor with zero'" So i thought it would converted like nor a...

Database EAV model, record listing as per search

I am building a dynamic application. I have three tables : ( EAV model style) Items ( ItemId, ItemName) Fields (FieldId, FieldName) Field Values ( ItemID, FieldId, Value) Can you tell me how to write SINGLE query to get starting 20 records from ALL items where FieldId=4 is equal to TRUE. Expected Result : Columns => Ite...