• USB CDC-ACM function class
    Hi, I use a modified version of Keil's USB CDC-ACM function class implementation. It works really well but I am having a problem in the way I am using it. I use the virtual COM-port to connect as...
  • USBH CDC ACM Virtual Com Port Question
    In Keil's Run Time Environment I will only use USB Port I use it as virtual com. When I coding USB Host Virtual com as usbh cdc acm, usart port included, why?? ////////////////////////...
  • STM32F103C8 USB CDC Middleware
    I followed this tutorial: ">community.st.com/.../arduino_stm32f103c8t6_schematics.png The board works well with stm32Cubemx USB and HAL. but I need SPL and RTX. Has Anyone experiences with...
  • How to create Multiple CDC ACMs Applications with RL-USB?
    I want to create three Virtual COM Ports:COM1,COM2,COM3 on MCBSTM32 board,but the example is only Virtual Uart1,How can i do it?
  • missing FS_CM3.lib
    I am trying to operate a MMC memory card on MCBSTM32 evaluation board. The sample codes is MCBSTM32_SD_File, I can’t find a library file(FS_CM3.lib) in the folder of c:\keil\..\RV31\lib\.. anybody...