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Altera_Forum
Honored Contributor I
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SOFT Problem

Hello I'm a student in intership and my project is to make a usb connection with the DE2 card ! 

 

LOOK: 

 

PC (host) -----(usb in serial)---->(DE2, usb device(isp1362)) 

 

 

for Make this systeme I use  

 

Labwindow/cvi fort send the data . 

Quartus II Nios II and DE2 CARD with (a cyclone II) 

 

 

IN the cd I use Cdrom of DE2 card 

I use the demo Software for understand the functionning of the Universal serial bus ! 

 

 

this is a link with my project  

 

http://files.filefront.com/pjt+usbzip/;13633905;/fileinfo.html 

 

 

Look the altera software Send 2 messages add and clear ADD ! 

 

http://nsa06.casimages.com/img/2009/04/21/090421042057745026.jpg (http://www.casimages.com

 

 

 

ADD correspond to : ??????? that is the question :D 

 

Clear correspond to : 0x55 or 0b 1010101  

 

What is the variable of the data is stock ? 

 

what is in the programme ISR.C ("in the link of the project"): 

 

 

bD13flags.bits.DCP_state 

bUSBCheck_Device_State.State_bits.RESET_BITS = 1;  

bUSBCheck_Device_State.State_bits.FOUR_RESERVED_BITS=0xcc; 

 

 

Is possible to explain to me the programme ISR.C please !! 

 

 

 

In the globality my project is the to simulate the communication between the computer and one capteur Of ATLAS detector !
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