topic Writing/reading to/from non-volatile memory MC9S12XF512 in S12 / MagniV Microcontrollers https://community.nxp.com/t5/S12-MagniV-Microcontrollers/Writing-reading-to-from-non-volatile-memory-MC9S12XF512/m-p/281930#M10050 <HTML><HEAD></HEAD><BODY><P>hi,</P><P>i'm using&nbsp; MC9S12XF512 devices, trying to store small piece of data in non-volatile memory.</P><P>tried to adapt code for different devices but the most i could achieve is to store/read data in debug mode.</P><P>no success when not in a debug mode.</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>basically the idea is to start running running a device and once a switch is ON, store a byte of data in a non-volatile mem. Then power cycle, check memory, data is safely written in the memory.</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>perhaps there are people who have done it hundreds of times, so an idea/advice would be very helpful.</P></BODY></HTML> Mon, 30 Dec 2013 23:31:40 GMT thomasbelekokia 2013-12-30T23:31:40Z Writing/reading to/from non-volatile memory MC9S12XF512 https://community.nxp.com/t5/S12-MagniV-Microcontrollers/Writing-reading-to-from-non-volatile-memory-MC9S12XF512/m-p/281930#M10050 <HTML><HEAD></HEAD><BODY><P>hi,</P><P>i'm using&nbsp; MC9S12XF512 devices, trying to store small piece of data in non-volatile memory.</P><P>tried to adapt code for different devices but the most i could achieve is to store/read data in debug mode.</P><P>no success when not in a debug mode.</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>basically the idea is to start running running a device and once a switch is ON, store a byte of data in a non-volatile mem. Then power cycle, check memory, data is safely written in the memory.</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>perhaps there are people who have done it hundreds of times, so an idea/advice would be very helpful.</P></BODY></HTML> Mon, 30 Dec 2013 23:31:40 GMT https://community.nxp.com/t5/S12-MagniV-Microcontrollers/Writing-reading-to-from-non-volatile-memory-MC9S12XF512/m-p/281930#M10050 thomasbelekokia 2013-12-30T23:31:40Z Re: Writing/reading to/from non-volatile memory MC9S12XF512 https://community.nxp.com/t5/S12-MagniV-Microcontrollers/Writing-reading-to-from-non-volatile-memory-MC9S12XF512/m-p/281931#M10051 <HTML><HEAD></HEAD><BODY><P>AN4258.pdf and AN4258SW include how to implement how to implement HCS12x non-volatile memory.</P><P>hope this can help</P></BODY></HTML> Thu, 02 Jan 2014 03:10:18 GMT https://community.nxp.com/t5/S12-MagniV-Microcontrollers/Writing-reading-to-from-non-volatile-memory-MC9S12XF512/m-p/281931#M10051 ZhangJennie 2014-01-02T03:10:18Z Re: Writing/reading to/from non-volatile memory MC9S12XF512 https://community.nxp.com/t5/S12-MagniV-Microcontrollers/Writing-reading-to-from-non-volatile-memory-MC9S12XF512/m-p/281932#M10052 <HTML><HEAD></HEAD><BODY><P>Thanks for that.</P><P>I've just managed to get it working with AN3961SW &amp; AN3961.</P><P></P><P>Will try now bootloaders that you suggested, I think if I combine two of those I'll get pretty much what I was expecting.</P><P>thanks again.</P></BODY></HTML> Thu, 02 Jan 2014 14:26:27 GMT https://community.nxp.com/t5/S12-MagniV-Microcontrollers/Writing-reading-to-from-non-volatile-memory-MC9S12XF512/m-p/281932#M10052 thomasbelekokia 2014-01-02T14:26:27Z Re: Writing/reading to/from non-volatile memory MC9S12XF512 https://community.nxp.com/t5/S12-MagniV-Microcontrollers/Writing-reading-to-from-non-volatile-memory-MC9S12XF512/m-p/281933#M10053 <HTML><HEAD></HEAD><BODY><P>you are welcome!</P></BODY></HTML> Fri, 03 Jan 2014 02:52:26 GMT https://community.nxp.com/t5/S12-MagniV-Microcontrollers/Writing-reading-to-from-non-volatile-memory-MC9S12XF512/m-p/281933#M10053 ZhangJennie 2014-01-03T02:52:26Z