Thankyou for your inquiry with regard to reading USB devices with PHP lanuages. As long as you can use the suppled .dll from the SDK it might be possible.
Pico Technology data acquisition products are supplied complete with application software (PicoScope, PicoLog or EnviroMon) which is suitable for most test and measurement applications. In addition we also supply —free of charge — a wide range of software drivers and examples. The drivers and examples provided differ for each product, but include ones for:
National Instruments LabVIEW
if you require further assistance please do ont hesitate to contact me at firstname.lastname@example.org