No J-link found showing while flashing DFU example program.

RE: No J-link found showing while flashing DFU example program.

Abhimanyu K K — Mon, 11 Feb 2019 05:21:41 GMT

How to change the Keil settings from J-Link to ST-Link?

Project -> Option for Target -> Debug -> Change J-Link Debugger to ST-Link Debugger -> Settings -> Flash Download -> Add ->

For application:

For soft device:

Change the RAM for Algorithm size to 0x2000.

RE: No J-link found showing while flashing DFU example program.

Abhimanyu K K — Thu, 24 Jan 2019 12:37:32 GMT

OK.No J-link is found is gone. But new problem is raised.

"Error: Flash Download failed - "Cortex-M0""

RE: No J-link found showing while flashing DFU example program.

Hakon — Thu, 24 Jan 2019 12:21:23 GMT

This probably means that you have J-link selected in your project configuration. Just go to Project->Options for Target 'whatever', and change the debugger to ST-Link Debugger as shown below.