• Problem with Virtual Com Port
    Hi all! I try to implement a Virtual Com Port with eval board MCBSTM32. I started with the HID example provided in the download area. There are two interfaces: I0: bulk in + bulk out with max. packet...
  • USB Virtual COM Port problem
    I'm using RL-USB CDC on a LPC2468 and I'm having this problem: http://www.keil.com/forum/19199/ I'm still not solucinar, does anyone know how to fix this?
  • USB Virtual COM Port problem
    Hello, Today I have a functionnal USB CDC driver that implements the ACM sub class. The problem is when I reset my device, the application on computer do not see that the COM port is lost (Tera...
  • ulink2 com port not showing for cortex m4 processor
    I am trying to upload a program in cortex m4 u sing ulink2. I have connected vcc gnd swdio and swdclk from cortex m4 to jtag 20 pin connector but the com port is not showing on pc. I also supplied power...
  • USB virtual com port is not working stably
    Hi, I use STR912FAW44 and keil MDK. My application will run with no issue on USB virtual com port if it boots from bank0. Using USB DFU bootloader to download the main application. Power cycle the...