4、Thispaperdesigns apersonalized speech timeelectronicclock.Thisdesignbyvoicemodule,clockmodule,temperatureacquisitionmodule,displaymoduleandkeycontrolmodulefivemodules.ThesystemusesSTC89C52MCUascontrolcore,usingtheclockchipDS1302recordtime,Itnotonly canrecord whenafewsecondscanalsorecord af
5、ewyears and a fewmonthsafew years, even severalweeks.Basedon the basicrequirementsof thesubject, thesystem hascarriedonthekey designofthe timedisplay and voicebroadcast,downloadthevoice throughtheWT588D voicechip, chip readthetime afterthe speechsegmentsofspeech inthechip out. Inadditional