Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!ames!ncar!stout!cook From: cook@stout.ucar.edu (Forrest Cook) Newsgroups: sci.electronics Subject: Re: Anybody know what this is?? Message-ID: <3128@ncar.ucar.edu> Date: 2 May 89 17:17:26 GMT References: <2444@lll-lcc.UUCP> <3340003@hpcvca.CV.HP.COM> <8497@siemens.siemens.com> Sender: news@ncar.ucar.edu Reply-To: cook@stout.UCAR.EDU (Forrest Cook) Organization: Field Observing Facility, NCAR, Boulder, CO Lines: 13 >In article <3340003@hpcvca.CV.HP.COM> mjr@hpcvca.CV.HP.COM (Mark Reed) writes: >> The 1402 may be an RCA CMOS micro. (?) >No, the RCA micro is 1802 (a.k.a. COSMAC). I don't know what a 1402 is, I think the 1402 is one of those old fashioned UART chips. (Universal Asynchronous Receiver/Transmitter) They are (were) typically used to implement RS-232 async serial to parallel conversion. ^ ^ Forrest Cook - Beware of programmers who carry screwdrivers - LB /|\ /|\ cook@stout.ucar.edu (The preceeding was all my OPINION) /|\ /|\ {husc6|rutgers|ames|gatech}!ncar!stout!cook /|\ /|\ {uunet|ucbvax|allegra|cbosgd}!nbires!ncar!stout!cook