RS232 puas tuaj yeem hloov mus rau USB?

Basic Introduction to RS232 thiab USB
RS232 (pom zoo Standard 232)
RS232 yog ib qho ntawm cov qauv ntxov tshaj plaws siv rau kev sib txuas lus serial. Nws txhais cov yam ntxwv hluav taws xob thiab cov teeb liab kis tau tus mob siv hauv cov ntaub ntawv sib txuas lus. RS232 feem ntau siv DB9 lossis DB25 connectors thiab tau siv dav hauv ob peb lub xyoo dhau los los txuas cov khoos phis tawj thiab ntau yam khoom siv sab nraud, xws li modems, printers, thiab terminals.
USB (Universal Serial Bus)
USB yog ib tug universal interface tus qauv siv los txuas computers thiab lwm yam khoom siv. Nws muab cov ntaub ntawv ceev ceev, hloov pauv kub, thiab muaj peev xwm muab hluav taws xob. USB interface yog niaj hnub thiab hloov tau ntau dua piv rau RS232, thiab tau siv dav los txuas ntau yam khoom siv, suav nrog cov tshuab luam ntawv, koob yees duab, keyboards, nas, thiab lwm yam.
Qhov ua tau ntawm RS232 rau USB hloov dua siab tshiab
Vim RS232 thiab USB yog ob tus qauv sib txawv sib txawv, nws tsis tuaj yeem txuas ncaj qha rau lawv. Txawm li cas los xij, kev hloov pauv ntawm RS232 rau USB tuaj yeem ua tiav los ntawm kev siv cov hloov pauv tshwj xeeb lossis cov hloov pauv. Qhov kev hloov pauv no feem ntau suav nrog hloov RS232 cov cim rau hauv USB cov cim rau kev sib raug zoo nrog cov khoos phis tawj niaj hnub.
RS232 rau USB hloov dua siab tshiab adapter thiab converter
USB rau RS232 adapter
USB rau RS232 adapter yog ib qho kev daws teeb meem. Lawv feem ntau nruab nrog USB connectors thiab RS232 connectors, tso cai rau cov neeg siv txuas RS232 li mus rau USB chaw nres nkoj ntawm lawv lub computer. Lub adapter no hloov cov teeb liab ntawm RS232 mus rau qhov sib npaug ntawm USB, tso cai rau cov cuab yeej qub siv rau cov khoos phis tawj niaj hnub.
USB rau RS232 converter
USB rau RS232 converter yog lwm qhov kev xaiv ua tau. Cov cuab yeej no tso cai rau cov neeg siv txuas rau RS232 cov khoom siv los ntawm USB chaw nres nkoj thiab hloov cov teeb liab mus rau hauv daim ntawv uas lub computer tuaj yeem nkag siab los ntawm lub converter. Hom converter no feem ntau muaj cov chips lossis kev sib xyaw ua ke rau kev hloov pauv cov teeb liab thiab kev hloov pauv raws tu qauv.
Cov ntawv sau thiab tej yam teeb meem
Thaum hloov RS232 rau USB, cov neeg siv yuav tsum tau them sai sai rau cov hauv qab no:
1. Cov yam ntxwv hluav taws xob thiab cov teeb liab theem
RS232 thiab USB sib txawv hauv cov yam ntxwv hluav taws xob thiab cov teeb liab theem. Thaum xaiv ib qho adapter lossis converter, xyuas kom meej tias nws tuaj yeem hloov cov yam ntxwv hluav taws xob kom raug los tiv thaiv cov teeb liab poob lossis kev puas tsuaj.
2. Kev tsav tsheb thiab kev sib raug zoo
Qee cov converters yuav xav tau kev teeb tsa ntawm cov tsav tsheb tshwj xeeb kom ua haujlwm tau zoo ntawm lub computer. Ua ntej yuav thiab siv lub converter, sab laj nrog cov ntaub ntawv tseem ceeb kom ntseeg tau tias kev sib raug zoo nrog lub hom phiaj lub khoos phis tawj.
3. Cov ntaub ntawv kis tus nqi
Cov ntaub ntawv hloov pauv tus nqi txhawb los ntawm RS232 thiab USB yuav txawv. Thaum siv adapters lossis converters, xyuas kom meej tias lawv tuaj yeem ua tau raws li cov ntaub ntawv xav tau hloov pauv kom tsis txhob muaj cov ntaub ntawv poob lossis latency.
4. Cov khoom siv hluav taws xob
USB interfaces feem ntau muab cov cuab yeej hluav taws xob muaj peev xwm, thaum RS232 interfaces feem ntau xav tau cov khoom siv hluav taws xob sab nraud. Thaum txuas RS232 pab kiag li lawm, xyuas kom meej tias lub adapter lossis converter muab lub zog txaus los xyuas kom meej tias lub tshuab ua haujlwm li qub.