topic MCF51JM128 coldfire bootloader not working in ColdFire/68K Microcontrollers and Processors https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/MCF51JM128-coldfire-bootloader-not-working/m-p/785537#M13461 <HTML><HEAD></HEAD><BODY><P>Hi.</P><P>I&nbsp;recreated a boot loader program from AN3748. System specs:</P><P>1) Window 7 64bit.</P><P>2) Code warrior 10.7</P><P>3) Target processor MCF51JM128.</P><P></P><P>Issues: The attached project is meant to act as a bootloader as well as user application.</P><P>1)&nbsp;&nbsp;&nbsp;Built 1 forces firmware to execute user program and blink LED continuously on port D7 works well.</P><P>2)&nbsp; &nbsp;Built 2 forces firmware to go into boot-loader mode. When in this mode, the board doesn't seem to be enumerating and I get driver installation error in windows.</P><P>Can someone please take a look at the code and suggest what where I might be going wrong?</P><P>Thanks.</P><P>Prasoon&nbsp;</P></BODY></HTML> Tue, 30 Oct 2018 20:30:38 GMT prasoonsrivasta 2018-10-30T20:30:38Z MCF51JM128 coldfire bootloader not working https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/MCF51JM128-coldfire-bootloader-not-working/m-p/785537#M13461 <HTML><HEAD></HEAD><BODY><P>Hi.</P><P>I&nbsp;recreated a boot loader program from AN3748. System specs:</P><P>1) Window 7 64bit.</P><P>2) Code warrior 10.7</P><P>3) Target processor MCF51JM128.</P><P></P><P>Issues: The attached project is meant to act as a bootloader as well as user application.</P><P>1)&nbsp;&nbsp;&nbsp;Built 1 forces firmware to execute user program and blink LED continuously on port D7 works well.</P><P>2)&nbsp; &nbsp;Built 2 forces firmware to go into boot-loader mode. When in this mode, the board doesn't seem to be enumerating and I get driver installation error in windows.</P><P>Can someone please take a look at the code and suggest what where I might be going wrong?</P><P>Thanks.</P><P>Prasoon&nbsp;</P></BODY></HTML> Tue, 30 Oct 2018 20:30:38 GMT https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/MCF51JM128-coldfire-bootloader-not-working/m-p/785537#M13461 prasoonsrivasta 2018-10-30T20:30:38Z Re: MCF51JM128 coldfire bootloader not working https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/MCF51JM128-coldfire-bootloader-not-working/m-p/785538#M13462 <HTML><HEAD></HEAD><BODY><P>Are you using the&nbsp;GUI on windows 7?</P><P></P><P></P><P>As I remember the GUI does not work in win 7</P></BODY></HTML> Mon, 12 Nov 2018 17:38:23 GMT https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/MCF51JM128-coldfire-bootloader-not-working/m-p/785538#M13462 vicentegomez 2018-11-12T17:38:23Z