The QUPT 2/4 is designed a test device for production line testing Host USB Ports on PC Motherboard, according to USB1.1 and USB 2.0 specification. QUPT 2/4 is implemented to supports UHCI, OHCI and EHCI protocol. To be designed for a easy setup and testing under DOS-bases environment. 
    
    Basic performance
•  DOS-base environment software program

•  Simple DOS program is easily for testing and configuration Log File

•  To be implemented USB Host Controller for OHCI, UHCI and EHCI

•  Short testing time approximate 5-15 seconds 6 Ports of USB 1.1and 5 seconds 10 Ports of USB 2.0.

•  To supports Low, Full and High Speed Testing with standard device controller

•  Enclosure-mounted LEDs indicator for any testing situation

•  Easy to stack in production line

•  To supports USB 1.1 and USB 2.0


Programming Test
•  Connection / Disconnection Testing

•  Controller ID Testing

•  Full loading 500mA Testing

•  Interrupt Testing

•  Bulk Testing

•  Isochronous Testing

•  Vbus voltage and current Testing (QUPT2 only support)

•  D+ / D- voltage Testing (QUPT2 only support)