Posted on April 20, 2012 at 15:31Hi, Thank you for your reacting. Those who have many boards like Johan are enviable. :) It has connected, when trying on ''st visual programmer'' which Boris taught. Thank you. I thought that I wanted ST staff to...

Posted on April 19, 2012 at 08:36Hi ronan22, My STM32F4-Discovery is also the same condition. In STM32VLDISCOVER, it is connectable without a problem in the same environment. MPU on a STM32F4 is the revision Z. How is your MPU? ya75