First you’ll need to grab the Max232 Adapter from here: http://www.compsys1.com/workbench/On_top_of_the_Bench/Max233_Adapter/max233_adapter.html#A232DBH I believe the one I ordered has part number A232DBH3v (I don’t exactly remember as I already had it lying around but, this looks to be the right one.) …

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