topic 3PHASE-LV-kit: Not able to get USB com port up in Digital Signal Controllers https://community.nxp.com/t5/Digital-Signal-Controllers/3PHASE-LV-kit-Not-able-to-get-USB-com-port-up/m-p/423728#M528 <HTML><HEAD></HEAD><BODY><P>When i attach USB cable, "Install Device driver" always fails on Windows and no relief even if i give locations for HC9S08JMxx and usbser.sys files</P><P>Can you help how to make this link up. Because of this USB connection issue, not able to run any demo applications.</P></BODY></HTML> Wed, 03 Jun 2015 11:19:44 GMT ankurroy 2015-06-03T11:19:44Z 3PHASE-LV-kit: Not able to get USB com port up https://community.nxp.com/t5/Digital-Signal-Controllers/3PHASE-LV-kit-Not-able-to-get-USB-com-port-up/m-p/423728#M528 <HTML><HEAD></HEAD><BODY><P>When i attach USB cable, "Install Device driver" always fails on Windows and no relief even if i give locations for HC9S08JMxx and usbser.sys files</P><P>Can you help how to make this link up. Because of this USB connection issue, not able to run any demo applications.</P></BODY></HTML> Wed, 03 Jun 2015 11:19:44 GMT https://community.nxp.com/t5/Digital-Signal-Controllers/3PHASE-LV-kit-Not-able-to-get-USB-com-port-up/m-p/423728#M528 ankurroy 2015-06-03T11:19:44Z Re: 3PHASE-LV-kit: Not able to get USB com port up https://community.nxp.com/t5/Digital-Signal-Controllers/3PHASE-LV-kit-Not-able-to-get-USB-com-port-up/m-p/423729#M529 <HTML><HEAD></HEAD><BODY><P>Hi, Ankur,</P><P></P><P>As you know that there is a chip MC9S08 MCU on the power stage board, which is CDC device and can transform SCI protocol to USB so that you can use Freemaster tools to communicate.</P><P>I attach the driver and the code run on MC9S08, you can download the USB_SCI_driver.s19 file to MC9S08 from the J9 BDM port&nbsp; on board via Multilink Universal device or BDM Multilink device from PE company.</P><P>The USB driver running on PC HC9S08JMxx.inf is attached.</P><P>Hope it can help you</P><P>BR</P><P>XiangJun Rong</P></BODY></HTML> Mon, 08 Jun 2015 04:48:20 GMT https://community.nxp.com/t5/Digital-Signal-Controllers/3PHASE-LV-kit-Not-able-to-get-USB-com-port-up/m-p/423729#M529 xiangjun_rong 2015-06-08T04:48:20Z