PowerQUICC ProcessorsのトピックRe: PQ2FADS-ZU u-boot serial issue https://community.nxp.com/t5/PowerQUICC-Processors/PQ2FADS-ZU-u-boot-serial-issue/m-p/953780#M3003 <HTML><HEAD></HEAD><BODY><P>Please check the RS232 interface RXD and CTS activity.</P><P>Try to disconnect the RXD from the PQ2FADS-ZU internals.</P></BODY></HTML> Tue, 23 Jul 2019 11:44:59 GMT ufedor 2019-07-23T11:44:59Z PQ2FADS-ZU u-boot serial issue https://community.nxp.com/t5/PowerQUICC-Processors/PQ2FADS-ZU-u-boot-serial-issue/m-p/953779#M3002 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P>I am having a problem while trying to communicate with u-boot using serial RS232.</P><P>I am using putty to communicate with Freescale PQ2FADS-ZU on which i successfully flashed u-boot.</P><P>When the board boots up and u-boot shows its intial configuration and then the command line prompts appear, however before i am able to type any u-boot commandline commands the letter 's' is automatically sent a number of times , and perhaps thats what hangs up u-boot and it refuses to take any further commands. I am attaching a picture. Require your help. Stuck on this for days.</P><P></P><P>Regards,</P><P>David</P></BODY></HTML> Tue, 23 Jul 2019 06:21:24 GMT https://community.nxp.com/t5/PowerQUICC-Processors/PQ2FADS-ZU-u-boot-serial-issue/m-p/953779#M3002 besoc 2019-07-23T06:21:24Z Re: PQ2FADS-ZU u-boot serial issue https://community.nxp.com/t5/PowerQUICC-Processors/PQ2FADS-ZU-u-boot-serial-issue/m-p/953780#M3003 <HTML><HEAD></HEAD><BODY><P>Please check the RS232 interface RXD and CTS activity.</P><P>Try to disconnect the RXD from the PQ2FADS-ZU internals.</P></BODY></HTML> Tue, 23 Jul 2019 11:44:59 GMT https://community.nxp.com/t5/PowerQUICC-Processors/PQ2FADS-ZU-u-boot-serial-issue/m-p/953780#M3003 ufedor 2019-07-23T11:44:59Z