Even simpler (though not necessarily a great interface, but it's sort of a Hayes AT command set) is the TCP232-T2, which can be had for about $10 off of eBay.

Even simpler (though not necessarily a great interface, but it's sort of a Hayes AT command set) is the TCP232-T2, which can be had for about $10 off of eBay. I wrote up my experiences with it on my VIC-20[0] [0] http://obsolete.site/?p=39 http://obsolete.site/?p=39