<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class=""><br class=""></div>You can desolder the SIM5360 and replace it with a SIM7xxx, as we’ve designed the board to support both. But the issue is the firmware. The commands are different.<div class=""><br class=""></div><div class="">I’ve been working on it for months already, fighting with weird network crashes unrelated to the driver itself. Pretty random and hard to repeat.</div><div class=""><br class=""></div><div class="">Still trying…</div><div class=""><br class=""></div><div class="">Regards, Mark<br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On 7 May 2021, at 6:36 PM, Derek Caudwell <<a href="mailto:d.caudwell@gmail.com" class="">d.caudwell@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="auto" class="">Hi,<div dir="auto" class=""><br class=""><div dir="auto" class=""><div dir="auto" class="">To connect to 4G can anyone foresee an issue connecting up a SimCom 7000g such as this to the OVMS mainboard:</div><div dir="auto" class=""><div dir="auto" class=""><a href="https://a.aliexpress.com/_mNyRKTn" class="">https://a.aliexpress.com/_mNyRKTn</a></div><div dir="auto" class=""><br class=""></div><div dir="auto" class="">I assume it may need the level shifter added (TXS0104EPWR) if not already on the board.</div><div dir="auto" class=""><br class=""></div><div dir="auto" class="">Are all the SimCom commands generic or require modifying?</div><div dir="auto" class=""><br class=""></div><div dir="auto" class="">Cheers Derek </div><div dir="auto" class=""><br class=""></div><div dir="auto" class=""><br class=""></div></div></div></div></div>
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