topic Variable reset in LPC Microcontrollers https://community.nxp.com/t5/LPC-Microcontrollers/Variable-reset/m-p/517800#M2350 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by Lazar92 on Thu May 14 06:35:20 MST 2015</STRONG><BR /><SPAN>What can cause variable value reset, if you take into consideration that UART and TIMER interrupts are used and IAP? My variables which are stored in internal RAM got reset. </SPAN></BODY></HTML> Wed, 15 Jun 2016 17:30:33 GMT lpcware 2016-06-15T17:30:33Z Variable reset https://community.nxp.com/t5/LPC-Microcontrollers/Variable-reset/m-p/517800#M2350 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by Lazar92 on Thu May 14 06:35:20 MST 2015</STRONG><BR /><SPAN>What can cause variable value reset, if you take into consideration that UART and TIMER interrupts are used and IAP? My variables which are stored in internal RAM got reset. </SPAN></BODY></HTML> Wed, 15 Jun 2016 17:30:33 GMT https://community.nxp.com/t5/LPC-Microcontrollers/Variable-reset/m-p/517800#M2350 lpcware 2016-06-15T17:30:33Z Re: Variable reset https://community.nxp.com/t5/LPC-Microcontrollers/Variable-reset/m-p/517801#M2351 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by R2D2 on Thu May 14 06:48:57 MST 2015</STRONG><BR /><HR /><SPAN style="color: #0000ff;"><STRONG>Quote: Lazar92</STRONG><BR />What can cause variable value reset, if you take into consideration that UART and TIMER interrupts are used and IAP? My variables which are stored in internal RAM got reset.</SPAN><HR /><BR /><BR /><SPAN>Wrong IAP usage?</SPAN><BR /><BR /><TABLE border="1"><TBODY><TR><TD bgcolor="#cacaca"> <PRE>32.3.2.8 RAM used by IAP command handler Flash programming commands use the top 32 bytes of on-chip RAM. The maximum stack usage in the user allocated stack space is 128 bytes and it grows downwards.</PRE> </TD></TR></TBODY></TABLE><BR /><BR /><SPAN>But it's difficult to guess what you are doing in detail&nbsp; <SPAN class="lia-unicode-emoji" title=":slightly_smiling_face:"><LI-EMOJI id="lia_slightly-smiling-face" title=":slightly_smiling_face:"></LI-EMOJI></SPAN> </SPAN></BODY></HTML> Wed, 15 Jun 2016 17:30:34 GMT https://community.nxp.com/t5/LPC-Microcontrollers/Variable-reset/m-p/517801#M2351 lpcware 2016-06-15T17:30:34Z