CH-611 Lecture Notes - Lecture 2: Universal Asynchronous Receiver-Transmitter, Rs-232, River Rase
5 May 2023
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Cammunicahon_implies sendingq data bit by bit ovea mdiple cines and senial. As panallel cammuni. cahoncauses synchaonizing 1sses issyes we uie senialcammunicahon that helps to nedue cojt. The uniyensal asynchnonaus reteiven tnansmities a. k. a uart cantaallen is the key_paint of r232system. T"s an integnaled cincwi on mothen-boand used fon senial communi. cahon contains tndnimitte and heleiyen. Panallellines of uari usually connecled o buses ot. Machine 1 when a machine calikes data-bybes to. Stnt ecei ved indicalt uhethena dakuhas heen to senial line by 0ar o not. Data hus been he ceived by uartia can be. 9et tham statuy-flug in that case amo the machine can stant neading fnom rdr. Seni commumitaion (tenenally seaial communicahon has tuo pnimuy fuams. ij sunchnonous: asynchnanous. Synchaonous seual the sende 4 rceivt h helps receirta to_dekamint whentu nead hedaka byle and iwanksith semden asastnobe sisnal. semde. Receiveboth ae boundeeli th clock usar waks. onsynchnanouj senial cammunitahion. Co. mmuniohen both semdea and neceiven agaeu an hmingpunametens in advanced and specialbibs like-
