ULINK: UNLOCKING FREESCALE KINETIS MEMORY WITH ULINK
Information in this knowledgebase article applies to:
With a Freescale Kinetis K60 board, when trying to download after using the Flash — Erase menu option or with the Erase Full Chip option set, I get the following message:
Kinetis Device is locked! Do you want to unlock it? Mass erase will be executed!
Clicking OK or Cancel displays the following message:
Cannot access Memory
How do I unlock memory?
For ULINK2, ULINK-ME and ULINKpro debug adapters, you must make sure the Connect and Reset Options in Options For Target — Debug — Settings are set as follows:
After saving these options, try the download again. Memory will unlock and your application should download.
The following Discussion Forum threads may provide information related to this topic.
Last Reviewed: Tuesday, April 4, 2017
of your data.