• stm32f407 usb High speed host
    Hi I have question about STM32F407 and USB host. I am using discovery board and I can work with USB Full speed properly. I need to work with USB High Speed but in keil projects there is a sample which...
  • LPC2888 USB High speed interface.
    Hi Friends, I am new to this Forum. The problem that i am trying to figure out is that if i port the USBMem code into the chip, is there any Windows drivers available so that i can interface...
  • High speed PC and OCDS
    How to make working xc161cj uP with printer port wiggler on high speed PC? Board alone work fine, but OCDS not. PC is Athlon 2500. Please tell mi if anyone have experience. I spend tens of hours...
  • LPC 2888 USB High Speed Problem
    I have a problem when run USBMem Keil Example for LPC2888. I got "device descriptor read/all, error -71". And sometimes with 10 trials, the device will run for 1 or two times, but fail most of the time...
  • MCBSTM32F200 usb high speed CDC connection error
    Tool version : uVision V4.72.10.0 EVM Board : MCBSTM32F200 (STM32F207IG) TEST example : C:\Keil\ARM\Boards\Keil\MCBSTM32F200\RL\USB\Device\RTX\CDC_ACM\VirtualCOM.uvproj I test USB high speed CDC...