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    Hi all, I’m having an odd situation with RL-USB with the following characteristics: STM23F407ZG (board with proven hardware) Communication Device (CDC) – Virtual COM Port Full Speed CDC...
  • STM32F4 USB composite HID+MSC
    Hi all! Does anyone have an experience with making multi-interface (multi-class) USB with STM32F4 device? I am using STM32F4-discovery kit and usb library STM32_USB-Host-Device_Lib_V2.1.0. I have...
  • Composite USB device MSC+CDC does not work
    I'm using a Keil MCB1700 evaluation board. The Mass Storage USB device demo works fine, the Virtual COM also works fine but combining them results in a driver failure. Below a detailed list of what I...
  • RTX USB Composite Device HID and MSC
    Hardware: Keil MCBSTM32F400 Software: Keil MDK V4.53, V4.52, V4.51 V4.50 I have created code to run USB Composite Device HID and MSC-SDIO with out RTX every thing is works fine. When I...