https://community.nxp.com/t5/LPC-Microcontrollers/Flash-Write-operations/m-p/1787655#M55133 <P>Hi,</P> <P>The on-chip flash of LPC5569/LPC55S69 can be erased/programmed about at least 100000 cycles.</P> <P>I copy it from data sheet of LPC556x.</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="xiangjun_rong_0-1705029318387.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/257878i3690A47EAEDB149F/image-size/medium?v=v2&amp;px=400" role="button" title="xiangjun_rong_0-1705029318387.png" alt="xiangjun_rong_0-1705029318387.png" /></span></P> <P>Hope it is helpful</P> <P>BR</P> <P>XiangJun Rong</P> <P>&nbsp;</P> Fri, 12 Jan 2024 03:16:27 GMT xiangjun_rong 2024-01-12T03:16:27Z https://community.nxp.com/t5/LPC-Microcontrollers/Flash-Write-operations/m-p/1787049#M55129 <P>Hi everybody!</P><P>I've got just a little question about the LPC micro... How much write operation can i do on the LPC55S69 MCU Flash?</P><P>Let me know, thanks!</P> Thu, 11 Jan 2024 09:05:09 GMT https://community.nxp.com/t5/LPC-Microcontrollers/Flash-Write-operations/m-p/1787049#M55129 WorkerEmbedded 2024-01-11T09:05:09Z https://community.nxp.com/t5/LPC-Microcontrollers/Flash-Write-operations/m-p/1787655#M55133 <P>Hi,</P> <P>The on-chip flash of LPC5569/LPC55S69 can be erased/programmed about at least 100000 cycles.</P> <P>I copy it from data sheet of LPC556x.</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="xiangjun_rong_0-1705029318387.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/257878i3690A47EAEDB149F/image-size/medium?v=v2&amp;px=400" role="button" title="xiangjun_rong_0-1705029318387.png" alt="xiangjun_rong_0-1705029318387.png" /></span></P> <P>Hope it is helpful</P> <P>BR</P> <P>XiangJun Rong</P> <P>&nbsp;</P> Fri, 12 Jan 2024 03:16:27 GMT https://community.nxp.com/t5/LPC-Microcontrollers/Flash-Write-operations/m-p/1787655#M55133 xiangjun_rong 2024-01-12T03:16:27Z https://community.nxp.com/t5/LPC-Microcontrollers/Flash-Write-operations/m-p/1787743#M55135 <P><EM>&gt; The on-chip flash of LPC5569/LPC55S69 can be erased/programmed about <STRONG>at least</STRONG> 100000 cycles.</EM></P><P><SPAN>Emphasis here on "at least".<BR />This number is guaranteed by the vendor under worst-case conditions, which basically means maximal temperature.<BR />At room temperature, devices might easily hold up two orders of magnitude more cycles.</SPAN></P><P><SPAN>But for for commercial durability calculations, you can't count on that.</SPAN></P> Fri, 12 Jan 2024 06:21:46 GMT https://community.nxp.com/t5/LPC-Microcontrollers/Flash-Write-operations/m-p/1787743#M55135 frank_m 2024-01-12T06:21:46Z