Comunicating with endpoint in VISA USB Driver

Dear All,

I am a new User of Labview ,

I need to develope a Temprature Data Logger Software in LabView by using  Pico Technology Data Logger PT104  HW,

it use endpoint  0x01 and 0x81 as command comunication and endpoint 0x82 as logging temperature data.

Please Let me know How could I take stepping in VISA Driver and using in Labview ? 

Best Regards.