Abun ciki & DSP-TMS320C6746EZWTD4

DSPshine sarrafa siginar dijital kuma guntu DSP shine guntu wanda zai iya aiwatar da fasahar sarrafa siginar dijital.DSP guntu babban microprocessor ne mai sauri kuma mai ƙarfi wanda ke da banbanci ta yadda zai iya sarrafa bayanai nan take.Kwakwalwar DSP suna da tsarin Harvard na ciki wanda ke raba shirye-shirye da bayanai, kuma suna da masu haɓaka kayan aiki na musamman waɗanda za a iya amfani da su don aiwatar da algorithms sarrafa siginar dijital daban-daban da sauri.A cikin yanayin zamanin dijital na yau, DSP ya zama na'ura mai mahimmanci a fagen sadarwa, kwamfutoci, na'urorin lantarki, da dai sauransu. Haihuwar DSP chips shine buƙatar sa'a.Tun daga shekarun 1960, tare da saurin haɓakar kwamfutoci da fasahar sadarwa, an haifi fasahar sarrafa siginar dijital kuma ta haɓaka cikin sauri.A cikin guntu DSP kafin fitowar siginar dijital na iya dogara ga microprocessors kawai don kammala.Duk da haka, saboda ƙananan saurin sarrafawa na microprocessors ba su da sauri don saduwa da buƙatun ainihin lokaci mai sauri na karuwar adadin bayanai.Sabili da haka, aikace-aikacen sarrafa siginar sauri da inganci ya zama buƙatun zamantakewa na gaggawa.A cikin 1970s, tushen ka'idar da algorithmic na kwakwalwan kwamfuta na DSP sun girma.Duk da haka, DSP ya kasance a cikin littafin rubutu kawai, har ma da tsarin DSP da aka haɓaka yana kunshe da sassa masu mahimmanci, yankunan aikace-aikacensa sun iyakance ga soja, sassan sararin samaniya.1978, AMI ta fito da guntu S2811 na farko na monolithic DSP a duniya, amma babu mai haɓaka kayan masarufi da ake buƙata don guntuwar DSP na zamani;1979, Intel Corporation ya fito da na'urar shirin kasuwanci 2920 guntu ce ta DSP.A cikin 1979, Intel Corporation of America ya fitar da na'urar da za a iya sarrafa shi na kasuwanci 2920, babban ci gaba ga kwakwalwan DSP, amma har yanzu ba ta da na'ura mai ninka;a cikin 1980, Kamfanin NEC na Japan ya fito da MPD7720, guntu na DSP na kasuwanci na farko tare da na'ura mai haɓaka kayan aiki, don haka ana ɗaukar na'urar DSP ta ɗaya ta farko.

A cikin 1982 an haifi duniya ƙarni na farko na guntu DSP TMS32010 da jerin sa.Wannan na'urar DSP ta amfani da fasahar NMOS na micron, kodayake yawan wutar lantarki da girman ya ɗan fi girma, amma saurin ƙididdiga ya ninka sau goma fiye da microprocessor.Gabatar da guntuwar DSP wani ci gaba ne, yana nuna tsarin aikace-aikacen DSP daga manyan tsarin zuwa rage girman babban ci gaba.A tsakiyar 80s, tare da fitowar CMOS aiwatar da guntu DSP, ƙarfin ajiyarsa da saurin kwamfuta ya ninka, ya zama tushen sarrafa murya, fasahar sarrafa kayan hoto.marigayi 80s, ƙarni na uku na kwakwalwan kwamfuta na DSP.Ƙarin haɓakar saurin kwamfuta, ikon aikace-aikacensa a hankali ya faɗaɗa zuwa fagen sadarwa, kwamfutoci;Ci gaban 90s DSP shine mafi sauri, fitowar ƙarni na huɗu da na biyar na kwakwalwan DSP.Ƙarni na biyar idan aka kwatanta da ƙarni na huɗu na tsarin haɗin kai na mafi girma, maƙallan DSP da abubuwan da aka haɗa a cikin guntu guda ɗaya.Bayan shiga karni na 21, ƙarni na shida na kwakwalwan DSP ya fito.Na shida ƙarni na kwakwalwan kwamfuta a cikin wasan kwaikwayon na overall murkushe ƙarni na biyar na kwakwalwan kwamfuta, yayin da bisa daban-daban kasuwanci dalilai ɓullo da dama na keɓaɓɓen rassan, kuma ya fara fadada a hankali a cikin sabon yankunan.