What is USB Specification, version 1.1?
USB specification 1.1 was written to provide further clarification and additional features for USB devices and hubs. The new specification was written to help hardware makers build better USB product. USB specification 1.1 was written for and only effects USB peripheral devices. Did the specification for the host controller change from version 1.0 to 1.1? NO. The host controller portion of the USB specification is unchanged in the 1.1 revision. As part of a complete USB specification, specification 1.1 included the UNCHANGED 1.0 USB host controller specification. There is NO difference in the host controller specification in version 1.1. How did all this disinformation get started? A flaw in an early OHCI, USB host controller may be the source. The bug affected mass storage devices, printers, scanners, and other devices that require data integrity. The OHCI flaw has been corrected by Microsoft with a work around in Windows98 SE, v 4.10.2222a. So what you’re saying is, a 1.1 host contro
