LITSAMAISO TSE KHOLUTSOANG 104-COM-8S Serial Communication Board
Litaelo tsa Tšebeliso ea Sehlahisoa
- Ke habohlokoa ho latela mehato ena ea tšireletso ho thibela tšenyo ea boto:
- Kamehla hokela le ho hakolla lebaleng la cabling ha motlakase oa komporo o tima.
- Tlosa motlakase oa k'homphieutha pele u kenya boto.
- Qoba ho hokela kapa ho hakolla likhoele ka khomphutha kapa ka matla a masimong.
- Sheba bukana ea mosebedisi bakeng sa litaelo tse qaqileng tsa ho kenya.
- Netefatsa hore motlakase oa komporo o tima pele o kenya boto.
- Sehlahisoa se tla le tiisetso e tsoang ho ACCES I/O Products, Inc. Tiisetso e kenyeletsa:
- Lilemo Tse Tharo Tsa Pele: Litokiso le tse nchafatsoang ntle ho tefo bakeng sa mosebetsi kapa likarolo tse sa kenyelletsoeng ka waranti.
- Lilemo Tse Latelang: Litšebeletso tsa setšeng kapa tsa semela li fumaneha ka litefiso tse loketseng.
- Thepa ha e Etsoe ke ACCES: E koahetsoe tlas'a waranti ea moetsi.
LBH
- P: Ke lokela ho etsa eng haeba thepa ea ka e hlōleha?
- A: Ikopanye le ACCES bakeng sa ts'ebeletso le tšehetso e potlakileng. Thepa e nang le bothata e tla lokisoa kapa e nkeloe sebaka ho latela lipehelo tsa tiisetso.
- P: Na nka hokela boto ha komporo e ntse e sebelisoa?
- A: Che, kamehla etsa bonnete ba hore matla a komporo a tima pele o hokela kapa o hakolla boto ho thibela tšenyo.
Hlokomela
- Lintlha tse tokomaneng ena li fanoe bakeng sa litšupiso feela.
- ACCES ha e nke boikarabello bofe kapa bofe ka lebaka la ts'ebeliso kapa ts'ebeliso ea tlhaiso-leseling kapa lihlahisoa tse hlalositsoeng mona.
- Tokomane ena e kanna ea ba le tlhaiso-leseling le lihlahisoa tse sirelelitsoeng ke litokelo tsa litokelo tsa molao kapa litokelo tsa molao mme ha e fe laesense efe kapa efe tlasa litokelo tsa patent tsa ACCES, kapa litokelo tsa ba bang.
- IBM PC, PC/XT, le PC/AT ke matshwao a kgwebo a ngodisitsweng a International Business Machines Corporation.
- E hatisitsoe USA. Copyright 2003, 2005 ke ACCES I/O Products, Inc. 10623 Roselle Street, San Diego, CA 92121. Litokelo tsohle li sirelelitsoe.
TEMOSO!
KHOKELA KA METSO U KHAOLE CABING EA HAO EA FIELD LE MOTLATSI OA KOMPYUTHA. KAMEHLA TIMA MATLA A KOMPYUTHA PELE O KENYA BOTO. HO HOKAHA LE HO KHAOLA LIKHABELE, KAPA HO KENYA MABOTO MOTSAMAILENG OA KOPOTA KAPA MATLA A TŠIMO HO KA BAKA TŠENYETSO HO BOTO YA I/O MME HO TLA HLAKOLA DITITISETSO TSOHLE, TSE BONANG KAPA TSE HLAHANG.
Tiisetso
- Pele e romelloa, lisebelisoa tsa ACCES li hlahlojoa ka botlalo 'me li lekoa ho latela litlhaloso tse sebetsang.
- Leha ho le joalo, haeba lisebelisoa li ka senyeha, ACCES e tiisetsa bareki ba eona hore litšebeletso le tšehetso li tla ba teng.
- Lisebelisoa tsohle tse neng li entsoe ke ACCES tse fumanoeng li sa sebetse li tla lokisoa kapa li nkeloe sebaka ke lintlha tse latelang.
Lipallo le lipehelo
- Haeba yuniti e belaelloa hore e hlolehile, ikopanye le lefapha la litšebeletso tsa bareki la ACCES.
- Itokisetse ho fana ka nomoro ea yuniti ea mohlala, nomoro ea seriale, le tlhaloso ea matšoao a ho hloleha.
- Re ka fana ka maikutlo a liteko tse bonolo ho netefatsa ho hloleha. Re tla fana ka nomoro ea Return Material Authorization (RMA) e tlamehang ho hlaha ho label e ka ntle ea sephutheloana sa ho khutlisa.
- Diyuniti/likarolo tsohle di lokela ho pakwa ka nepo bakeng sa ho tshwarwa le ho kgutlisetswa le thepa e lefilweng esale pele Setsing sa Tshebeletso se kgethilweng sa ACCES mme di tla kgutlisetswa ho moreki/setsheng sa mosebedisi thepa ya thepa e lefilweng le invoice.
Kakaretso
- Lilemo tse tharo tsa pele: Yuniti/karolo e khutlisitsoeng e tla lokisoa le/kapa e nkeloe sebaka ke khetho ea ACCES ntle le tefiso bakeng sa basebetsi kapa likarolo tse sa kenyelletsoeng ka waranti. Warranty e qala ka thomello ea thepa.
- Lilemo Tse Latelang: Bophelong bohle ba sesebelisoa sa hau, ACCES e ikemiselitse ho fana ka lits'ebeletso tsa setšeng kapa tsa semela ka litheko tse ts'oanang le tsa bahlahisi ba bang indastering.
Thepa ha e Hlahisoe ke ACCES
- Thepa e fanoeng empa e sa etsoa ke ACCES e netefalitsoe 'me e tla lokisoa ho latela lipehelo le lipehelo tsa tiisetso ea moetsi oa thepa.
Kakaretso
Tlas'a Tiisetso ena, boikarabelo ba ACCES bo lekanyelitsoe ho nkela sebaka, ho lokisa kapa ho fana ka mokitlane (ka boikhethelo ba ACCES) bakeng sa lihlahisoa leha e le life tse pakoang li sa sebetse nakong ea tiisetso. Ha ho joalo, ACCES e ikarabella bakeng sa tšenyo e bakiloeng kapa e khethehileng e tlisoang ke tšebeliso kapa tšebeliso e mpe ea sehlahisoa sa rona. Moreki o ikarabella bakeng sa litefello tsohle tse bakoang ke liphetoho kapa ho eketsoa ha thepa ea ACCES e sa amoheloang ka lengolo ke ACCES kapa, haeba ka maikutlo a ACCES thepa e sebelisitsoe ka mokhoa o sa tloaelehang. "Tšebeliso e sa tloaelehang" molemong oa tiisetso ena e hlalosoa e le ts'ebeliso efe kapa efe eo sesebelisoa se pepesitsoeng ho eona ntle le ts'ebeliso e boletsoeng kapa e reriloeng joalo ka ha ho pakoa ke thekiso kapa thekiso. Ntle le se boletsoeng ka holimo, ha ho na waranti e 'ngoe, e hlalositsoeng kapa e boletsoeng, e tla sebetsa ho thepa efe kapa efe e joalo e fanoeng kapa e rekisoang ke ACCES.
MOSEBETSI TLHALOSO
- Li-Serial Interface Boards tsena li na le likou tse ikemetseng tse robeli kapa tse 'ne mme li fana ka puisano e sebetsang ea RS-485 le RS-422 multipoint. Channel ka 'ngoe e ka hlophisoa hore e be mokhoa ofe kapa ofe. Li-Jumpers ka boto li lumella khetho ea tlhophiso, ho kenyeletsoa ho felisoa, bakeng sa mocha ka mong.
- Liboto li entsoe ka sebopeho sa PC/104.
- Litekanyo tsa eona li ka bang 3.775 inch X 3.550 inches. Likhokahano tsohle tsa matšoao li entsoe ka sehokelo sa 50-pin, se behiloeng moeling oa boto.
RS-485 E LEKANETSO MOKHOA OA MOSEBETSI
- Boto e ts'ehetsa mekhoa ea RS-485 e sebelisang li-driver tse leka-lekaneng tse fapaneng bakeng sa ho eketseha ha mefuta le ts'ireletso ea lerata. Tlhaloso ea RS-485 e hlalosa boholo ba lisebelisoa tse 32 moleng o le mong. Palo ea lisebelisoa tse sebelisoang moleng o le mong e ka atolosoa ka tšebeliso ea "li-repeaters".
- Boto le eona e ka eketsa lihanyetsi tsa mojaro ho felisa likhokahano. Lipuisano tsa RS-485 li hloka hore transmitter e le 'ngoe e fane ka bias voltage ho etsa bonnete ba hore boemo ba "zero" bo tsejoa ha li-transmitters tsohle li timme. Hape, lisebelisoa tsa moamoheli pheletsong e 'ngoe le e' ngoe ea marang-rang li lokela ho felisoa ho felisa "ho letsa".
- Liboto tsena li tšehetsa leeme ka ho sa feleng le ho ts'ehetsa ho felisoa ka li-jumpers ka boto. Haeba sesebelisoa sa hau se hloka hore transmitter e se be le leeme, ka kopo ikopanye le feme.
- Mokhanni/moamoheli ea sebelisitsoeng, mofuta oa 75176B, o khona ho khanna likhoele tsa puisano tse telele haholo ka litheko tse phahameng haholo. E ka khanna ho fihla ho ± 60 mA mehala e leka-lekaneng 'me ea amohela lipehelo tse tlase ho 200 mV pontšo ea phapang e phahamisitsoeng holim'a lerata le tloaelehileng la +12 V kapa -7 V. Ha ho e-na le likhohlano tsa puisano, mokhanni / ba amohelang ba na le ho koala ha mocheso.
COMM COM PHAHAMA
- Mofuta oa 16550 UART's o sebelisoa e le Asynchronous Communication Element (ACE) . Tsena li kenyelletsa 16-byte transmit/receive buffer ho sireletsa khahlanong le data e lahlehileng lits'ebetsong tse ngata tsa ts'ebetso ha u ntse u boloka 100% e lumellana le boema-kepe ba pele ba serial ba IBM. Leha ho le joalo, likou ha li felle feela ho liaterese tse tloaelehileng tsa boema-kepe ba COM.
- Khetho ea liaterese e tsoelang pele e fumaneha kae kapa kae ka har'a sebaka sa I/O sa 100 ho isa ho 3F8 hex, 'me lenaneo la rona la FINDBASE le tla hlahloba liaterese tsa mohopolo oa I/O Bus komporong ea hau bakeng sa liaterese tse fumanehang tse ka sebelisoang ntle le ho hanyetsana le lisebelisoa tse ling tsa komporo. Sena se lumella boema-kepe ho sebelisoa e le e 'ngoe ea likou tse' nè tsa "standard" COM (COM1 ho COM4), kapa ho phela hammoho le tsona, ka motsoako ofe kapa ofe.
- Ho na le oscillator ea kristale ka boto. Oscillator ena e lumella khetho e nepahetseng ea sekhahla sa baud ho tloha ho 300 ho isa ho 921,600 ka oscillator e tloaelehileng ea kristale. Crystal oscillator e tloaelehileng e sebelisoa ho hlahisa litekanyetso tse peli tsa oache.
- E 'ngoe ke oache e tloaelehileng ea 1.8432 MHz. Haeba litekanyetso tse phahameng tsa baud li hlokahala, sekhahla sa 14.7456MHz se ka khethoa ke jumper.
TS'ELISO MEKHOA
- Boto e ts'ehetsa lipuisano tsa Half-Duplex ka khokahanyo ea lithapo tse peli.
- Half-Duplex e lumella sephethephethe ho tsamaea ka mahlakore ka bobeli, empa ka tsela e le 'ngoe feela ka nako.
- Lipuisano tsa RS-485 hangata li sebelisa mokhoa oa halofo ea duplex kaha li arolelana lithapo tse le 'ngoe feela.
AUTO-RTS TRANSCEIVER LAOLI
Lipuisanong tsa RS-485, mokhanni o tlameha ho lumelloa le ho holofala ha ho hlokahala, ho lumella liboto tsohle ho arolelana thapo ea terata tse peli. Boto e laola mokhanni ka bo eona. Ka taolo ea othomathiki, mokhanni o lumelloa ha data e se e loketse ho fetisoa. Mokhanni o lula a le matla bakeng sa nako ea phetisetso ea tlhaku e le 'ngoe ka mor'a hore phetiso ea data e qale ebe e koetsoe. Moamoheli oa holofala nakong ea phetisetso ea RS-485 ebe e fuoa matla ha mokhanni oa transmitter a holofetse. Boto e fetola nako ea eona ho latela sekhahla sa data. (TLHOKOMELISO: Ka lebaka la tšobotsi ena ea boiketsetso, boto e loketse ho sebelisoa lits'ebetsong tsa Windows)
IRQ THUSO
Boto e ts'ehetsa tšebeliso ea lisebelisoa tsa IRQ 'me e kenyelletsa rejisetara ea boemo ba IRQ e ka har'a board bakeng sa ho sebelisoa le litsamaiso tsa ts'ebetso tse tšehetsang karolo ena, joalo ka Microsoft Windows NT. Sena se lumella boto ho sebelisa boemo bo le bong ho isa ho bohlano ba IRQ ho laola likou tsohle tse robeli, ho nolofatsa haholo tlhophiso ea sistimi.
KEKETSO
- Bukana e hatisitsoeng ea Quick-Start (QSG) e tletse boto molemong oa hau. Haeba u se u nkile mehato e tsoang ho QSG, u ka fumana khaolo ena e se na thuso, 'me u ka tlolela pele ho qala ho etsa kopo ea hau.
- Software e fanoeng le PC/104 Board ena e ho CD mme e tlameha ho kengoa ho hard disk ea hau pele e sebelisoa.
- Ho etsa sena, etsa mehato e latelang e loketseng sistimi ea hau ea ts'ebetso.
Ho kenya CD
- Litaelo tse latelang li nka hore CD-ROM drive ke "D". Ka kopo kenya lengolo la drive le loketseng bakeng sa sistimi ea hau ha ho hlokahala.
DOS
- Beha CD ka har'a drive ea hau ea CD-ROM.
- Mofuta
ho fetola drive e sebetsang ho CD-ROM drive. - Mofuta
ho tsamaisa lenaneo la ho kenya. - Latela litaelo tse skrineng ho kenya software bakeng sa boto ena.
LIEKETSENG
- Beha CD ka har'a drive ea hau ea CD-ROM.
- Sistimi e lokela ho tsamaisa lenaneo ka bo eona. Haeba lenaneo la ho kenya le sa sebetse hang-hang, tobetsa Qala | TSAMAISA 'me u thaepe
, tobetsa OK kapa tobetsa
. - Latela litaelo tse skrineng ho kenya software bakeng sa boto ena.
LINUX
- Ka kopo, sheba linux.htm ho CD-ROM ho fumana leseli mabapi le ho kenya li-ports tsa serial tlasa Linux.
Ho kenya Hardware
Pele o kenya boto, bala ka hloko Khaolo ea 3 le Khaolo ea 4 ea bukana ena 'me u lokise boto ho latela litlhoko tsa hau. Lenaneo la SETUP le ka sebelisoa ho thusa ho hlophisa li-jumpers botong. Eba hlokolosi haholo ka Khetho ea Liaterese. Haeba liaterese tsa likarolo tse peli tse kentsoeng li kopana, u tla ba le boits'oaro bo sa lebelloang ba komporo. Ho thusa ho qoba bothata bona, sheba lenaneo la FINDBASE.EXE le kentsoeng CD. Lenaneo la ho seta ha le behe likhetho holim'a boto, tsena li tlameha ho behoa ke li-jumpers.
Boto ena ea li-port serial communication board e sebelisa li-software-programmable address ranges bakeng sa UART ka 'ngoe, e bolokiloeng ka har'a EEPROM. Lokisa aterese ea EEPROM u sebelisa "onboard Address Selection jumper block", ebe u sebelisa lenaneo le fanoeng la Setupo ho lokisa liaterese bakeng sa UART e 'ngoe le e 'ngoe e kenang.
Ho kenya Boto
- Kenya li-jumpers bakeng sa likhetho tse khethiloeng le liaterese tsa motheo ho latela litlhoko tsa kopo ea hau, joalo ka ha ho boletsoe ka holimo.
- Tlosa matla ho PC / 104 stack.
- Kopanya lisebelisoa tsa standoff bakeng sa ho bokella le ho boloka mapolanka.
- Hokela boto ka hloko sehokelong sa PC/104 ho CPU kapa holim'a stack, u netefatse hore lithakhisa li tsamaisana hantle pele li lulisa lihokelo ka botlalo.
- Kenya lithapo tsa I/O holim'a lihokelo tsa I/O tsa boto 'me u tsoele pele ho boloka stack hammoho kapa u phete mehato ea 3-5 ho fihlela liboto tsohle li kentsoe ho sebelisoa lisebelisoa tse hlophiloeng tse khethiloeng.
- Lekola hore likhokahano tsohle ho PC/104 stack ea hau li nepahetse ebile li bolokehile ebe o matlafatsa sistimi.
- Matha e 'ngoe ea tse fanoeng sample mananeo a loketseng sistimi ea hau ea ts'ebetso e kentsoeng ho tsoa ho CD ho leka le ho netefatsa instola ea hau.
Ho kenya Ports ea COM ho Windows Operating Systems
*HLOKOMELA: Liboto tsa COM li ka kengoa hoo e batlang e le sistimi efe kapa efe ea ts'ebetso mme re ts'ehetsa ho kenya liphetolelong tsa pejana tsa Windows, 'me ho na le monyetla oa ho ts'ehetsa le liphetolelo tse tlang. Bakeng sa tšebeliso ea WinCE, ikopanye le feme bakeng sa litaelo tse tobileng.
Windows NT4.0
- Ho kenya likou tsa COM ho Windows NT4 u tla hloka ho fetola keno e le 'ngoe ho ngolisoeng. Keno ena e thusa ho arolelana IRQ ho liboto tsa COM tse nang le li-port tse ngata. Senotlolo ke HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Serial\. Lebitso la boleng ke PermitShare mme data e lokela ho hlophisoa ho 1.
- Joale o tla eketsa likou tsa boto joalo ka likou tsa COM, o beha liaterese tsa motheo le li-IRQ ho tsamaisana le litlhophiso tsa boto ea hau.
- Ho fetola boleng ba ngoliso, tsamaisa RegEdit ho tsoa ho START|RUN menu khetho (ka ho thaepa REGEDIT [ENTER] sebakeng se fanoeng). Tsamaea fatše sefateng view ka letsohong le letšehali ho fumana senotlolo, 'me u tobetse habeli lebitsong la boleng ho bula puisano e u lumellang ho beha boleng bo bocha ba data.
- Ho kenya boema-kepe ba COM, sebelisa applet ea START|CONTROL PANEL|PORTS ebe o tobetsa ADD, ebe o kenya aterese e nepahetseng ea UART le Nomoro ea Khatiso.
- Ha puisano ea "Add New Port" e hlophisitsoe, tobetsa OK, empa u arabe "U se ke Ua Qala Bocha" ha u khothalletsoa, ho fihlela u kentse likou tse ling hape. Ebe o qala sistimi ka mokhoa o tloaelehileng, kapa ka ho khetha "Restart Now."
Windows XP
- Ho kenya likou tsa COM ho Windows XP u tla be u kenya likou tsa "standard" tsa puisano ka bowena, ebe u fetola litlhophiso tsa lisebelisoa tse sebelisoang ke likou ho tsamaisana le hardware.
- Matha "Add Hardware" applet ho tswa ho Control Panel.
- Tobetsa "E latelang" ho "Welcome to the Add New Hardware Wizard" dialog.
- Ka bokhutšoane u tla bona molaetsa oa "... batla ...", ebe u Khetha "Ee, ke se ke hoketse hardware" ebe o Tobetsa "E latelang".
- Khetha "Eketsa sesebelisoa se secha sa Hardware" ho tloha tlase lethathamong le hlahisitsoeng ebe o tobetsa "E latelang."
- Khetha "Kenya hardware eo ke e khethang ka letsoho lethathamong" ebe o tobetsa "E latelang."
- Khetha "Ports (COM & LPT) ebe o tobetsa "E latelang"
- Khetha "(Mefuta e Tloaelehileng ea Boema-kepe)" le "Communications Port" (e sa feleng), Tobetsa "E latelang." Tobetsa "E latelang."
- Tobetsa "View kapa fetola lisebelisoa bakeng sa hardware ena (E tsoetseng pele)" sehokelo.
- Tobetsa konopo ea "Set Configuration Manually".
- Khetha "Basic Configuration 8" ho tsoa ho "Litlhophiso tse Thehiloeng ho:" lenane le theoha.
- Khetha "I / O Range" lebokoseng la "Resource Settings" ebe o tobetsa konopo ea "Change Settings ...".
- Kenya aterese ea mantlha ea boto, ebe o tobetsa "OK"
- Khetha "IRQ" lebokoseng la "Resource Settings" ebe o tobetsa konopo ea "Change Settings".
- Kenya IRQ ea boto ebe o tobetsa "Ho lokile".
- Koala lebokose la "Set Configuration Manually" ebe o tobetsa "Finish."
- Tobetsa "Se ke oa Reboot" haeba u lakatsa ho kenya likou tse ling. Pheta mehato eohle e ka holimo, u kenye IRQ e tšoanang empa u sebelisa aterese ea Base e hlophisitsoeng bakeng sa UART e 'ngoe le e 'ngoe e eketsehileng.
- Ha o qetile ho kenya likou, qala sistimi ka mokhoa o tloaelehileng.
KHETHO KHETHA
- Ho u thusa ho fumana li-jumpers tse hlalositsoeng karolong ena, sheba 'MAPA OA KHETHO EA KHETHO qetellong ea karolo ena.
- Ts'ebetso ea karolo ea serial communications e khethoa ke ho kenya jumper joalo ka ha ho hlalositsoe lirapeng tse latelang.
LIEKETSENG MATS'ELA
- Mohala oa phetiso o lokela ho emisoa moo o amohelang teng ka mokhoa oa eona oa ho sitisa. Ho kenya jumper sebakeng se ngotsoeng TERM ho sebelisa mojaro oa 120Ω ho pholletsa le transmit/receive input/output for RS-485 operation.
- Lits'ebetsong tsa RS-485 moo ho nang le li-terminals tse ngata, ke likou tsa RS-485 feela pheletsong e 'ngoe le e' ngoe ea marang-rang e lokelang ho ba le li-resistance tse felisang joalo ka ha ho hlalositsoe ka holimo. Hape, bakeng sa ts'ebetso ea RS-485, ho tlameha ho ba le leeme meleng ea RX+ le RX-. Haeba boto e sa fane ka leeme leo, ikopanye le tšehetso ea tekheniki ea feme.
KHOPO EA DATA
- LITŠOANTŠISO: Boto e tšehetsa IRQ 2, 3, 5, 7, 10, le 11 (ntle le haeba e bolokoa ke lisebelisoa tse ling tse kentsoeng).
Maemo a khethoa ka ho ngola boemo bo lakatsehang ba IRQ atereseng e loketseng ho EEPROM le ho etsa hore (bona) e kenngoe ho tsoa ho EEPROM ho ea lirejiseteng tse loketseng. Likanale A, B, C le D li na le litšitiso ka bomong 'me likanale E, F, G le H li arolelana tšitiso ea bohlano. Hoa hlokahala ho kenya litekanyetso tsa tšitiso bakeng sa likanale tsohle. Haeba tšitiso e tšoanang e tla sebelisoa bakeng sa likanale tsohle, e tlameha ho kenngoa libakeng tse hlano tse sitisang ho EEPROM. - Ka kopo hlokomela: Ho Windows NT, liphetoho li tlameha ho etsoa ho Registry ea Tsamaiso ho tšehetsa ho arolelana IRQ. Lintlha tse latelang li qotsitsoe ho "Laola Multiport Serial I/O Boards" e fanoeng ke Microsoft laebraring ea MSDN. Document ID: mk:@ivt:nt40res/D15/S55FC.HTM, hape e fumaneha ho Windows NT Resource Kit. Mongolo o kentsoeng ka masakaneng (“[]”) o bolela maikutlo.
- Mokhanni oa serial oa Microsoft o ka sebelisoa ho laola liboto tse ngata tse sa bueng tsa multiport. Semumu se bontša hore taolo ha e kenyelle processor ea board. Boema-kepe bo bong le bo bong ba boto ea li-multiport bo na le subkey e arohaneng tlasa CurrentControlSetServicesSerial subkey ho Registry. Ho e 'ngoe le e 'ngoe ea li-subkeys tsena, u tlameha ho eketsa boleng bakeng sa DosDevices, Interrupt, InterruptStatus, Port Address, le PortIndex hobane tsena ha li bonoe ke Hardware Recognizer. (Bakeng sa litlhaloso le mefuta ea boleng bona, bona Regentry.hlp, thuso ea Registry file ho CD ea Windows NT Workstation Resource Kit.)
- Bakeng sa mohlalaample, haeba u na le boto e hlophisitsoeng le block block atereseng ea 0x300, likou li latellana ebile li kopane ho qala atereseng 0x100, le IRQ ea 0x5 likoung tsohle, litekanyetso tsa Registry ke:
Serial2 subkey:
- PortAdress = REG_DWORD 0x100
- Khaotsa = REG_DWORD 5
- DosDevices = REG_SZ COM3
- InterruptStatus = REG_DWORD 0x500
- PortIndex = REG_DWORD 1
Serial3 subkey:
- PortAdress = REG_DWORD 0x108
- Khaotsa = REG_DWORD 5
- DosDevices = REG_SZ COM4
- InterruptStatus = REG_DWORD 0x500
- PortIndex = REG_DWORD 2
Serial4 subkey:
- PortAdress = REG_DWORD 0x110
- Khaotsa = REG_DWORD 5
- DosDevices = REG_SZ COM5
- InterruptStatus = REG_DWORD 0x500
- PortIndex = REG_DWORD 3
Serial5 subkey:
- PortAdress = REG_DWORD 0x118
- Khaotsa = REG_DWORD 5
- DosDevices = REG_SZ COM6
- InterruptStatus = REG_DWORD 0x500
- PortIndex = REG_DWORD 4
Serial6 subkey:
- PortAdress = REG_DWORD 0x120
- Khaotsa = REG_DWORD 5
- DosDevices = REG_SZ COM7
- InterruptStatus = REG_DWORD 0x500
- PortIndex = REG_DWORD 5
Serial7 subkey:
- PortAdress = REG_DWORD 0x128
- Khaotsa = REG_DWORD 5
- DosDevices = REG_SZ COM8
- InterruptStatus = REG_DWORD 0x500
- PortIndex = REG_DWORD 6
Serial8 subkey:
- PortAdress = REG_DWORD 0x130
- Khaotsa = REG_DWORD 5
- DosDevices = REG_SZ COM9
- InterruptStatus = REG_DWORD 0x500
- PortIndex = REG_DWORD 7
Serial9 subkey:
- PortAdress = REG_DWORD 0x138
- Khaotsa = REG_DWORD 5
- DosDevices = REG_SZ COM10
- InterruptStatus = REG_DWORD 0x500
- PortIndex = REG_DWORD 8
Ho kena ha InterruptStatus ho ba 0x500 ho batla ho sa tloaeleha; ke aterese ea motheo ea boema-kepe ba pele hammoho le 0x400. Hangata sena e ka ba lebitso la boema-kepe ba pele, empa boto e sebelisa aterese ena e hlakisitsoeng bakeng sa ngoliso ea maemo.
KHETHA AKHETHEHI
- Aterese ea boema-kepe e 'ngoe le e' ngoe e ka khethoa kae kapa kae ka har'a aterese ea I/O ea 100-3F8 hex, ha feela aterese e sa kopane le mesebetsi e meng.
- Haeba u belaela, sheba lethathamo le ka tlase bakeng sa lethathamo la likabelo tse tloaelehileng tsa liaterese. (Likou tsa puisano tsa binary tsa mantlha le tsa bobeli li tšehetsoa ke Sistimi ea Ts'ebetso.)
- Lenaneo la FINDBASE la ho fumana aterese ea motheo le fanoeng ke boto ea hau le tla u thusa ho khetha aterese ea motheo e tla qoba khohlano ena.
Lethathamo la 4-1: KABELO TSA Aterese E TLOAELEHANG BAKENG SA LIKHOPITI
| HEX RANGE | SEBELISA |
| 000-00F | 8237 DMA Controller 1 |
| 020-021 | 8259 Khaotsa |
| 040-043 | Nako ea 8253 |
| 060-06F | 8042 Keyboard Controller |
| 070-07F | CMOS RAM, NMI Mask Reg, RT Clock |
| 080-09F | Ngoliso ea Leqephe la DMA |
| 0A0-0BF | 8259 Lave Interrupt Controller |
| 0C0-0DF | 8237 DMA Controller 2 |
| 0F0-0F1 | Math Coprocessor |
| 0F8-0FF | Math Coprocessor |
| 170-177 | Disk Controller e tsitsitseng 2 |
| 1F0-1F8 | Disk Controller e tsitsitseng 1 |
| 200-207 | Papali Port |
| 238-23B | Tweba ya bese |
| 23C-23F | Alt. Tweba ya bese |
| 278-27F | Printer e Tšoanang |
| 2B0-2BF | EGA |
| 2C0-2CF | EGA |
| 2D0-2DF | EGA |
| 2E0-2E7 | GPIB (AT) |
| 2E8-2EF | Serial Port |
| 2F8-2FF | Serial Port |
| 300-30F | boloketsoe |
| 310-31F | boloketsoe |
| 320-32F | Hard Disk (XT) |
| 370-377 | Floppy Controller 2 |
| 378-37F | Printer e Tšoanang |
| 380-38F | SDLC |
| 3A0-3AF | SDLC |
| 3B0-3BB | MDA |
| 3BC-3BF | Printer e Tšoanang |
| 3C0-3CF | VGA EGA |
| 3D0-3DF | CGA |
| 3E8-3EF | Serial Port |
| 3F0-3F7 | Floppy Controller 1 |
| 3F8-3FF | Serial Port |
Li-jumpers tsa aterese li khetholla aterese ea thibelo ea taolo; liaterese le litšitiso tsa likou li nkiloe ho EEPROM ea onboard. Rejisetara ea ho arolelana litšitiso (e sebelisoang haholo ho NT4) e lebisitsoe atereseng ea Channel A.
Li-byte tsa aterese tse kentsoeng ho EEPROM li emela mela ea aterese A9 ho ea ho A3. Tsela e bonolo ka ho fetisisa ea ho fumana hore na byte e ngolla aterese e lakatsehang ke ho arola aterese ka 8. Mohlala, aterese ea motheo ea 300 e tla ba 300/8 = 60, aterese ea 308/8 = 61, joalo-joalo. (Liaterese tsohle li ka hex.)
Lethathamo la 4-2: LITSAMAI TSA AARESE
| 1st Digit | 2nd Digit | |||||
| Jumper Label | A9 | A8 | A7 | A6 | A5 | — |
| Mohala oa Aterese oa Laoloa | A9 | A8 | A7 | A6 | A5 | A4 |
| Boleng ba Hexadecimal | 200 | 100 | 80 | 40 | 20 | 10 |
E le hore u bale mokhoa oa ho beha li-adress jumper, abela "1" ho li-jumpers tse sa kengoang le "0" ho li-jumpers tse kentsoeng. Bakeng sa mohlalaample, joalokaha ho bontšitsoe tafoleng e latelang, khetho ea jumper e lumellana le binary 10 000x xxxx (hex 200). "xxx" e emetse mela ea liaterese A4, A3, A2, A1, le A0 e sebelisoang botong ho khetha lirejisetara tsa motho ka mong, joalo ka ha ho hlalositsoe karolong ea PROGRAMMING ea bukana ena.
EXAMPLEATERESE SEHLOHO
| Jumper Label | A9 | A8 | A7 | A6 | A5 |
| Lintlha tsa ho Fetola | 2 | 1 | 8 | 4 | 2 |
| Jumper e kentsoe | NO | EE | EE | EE | EE |
| Binary Representation | 1 | 0 | 0 | 0 | 0 |
| Hex Representation | 2 | 0 | |||
- Review ADDRESS SELECTION TABLE ka hloko pele o kgetha aterese ya boto. Haeba liaterese tsa lits'ebetso tse peli tse kentsoeng li fetana u tla ba le boits'oaro bo sa lebelloang ba komporo.
TS'ELISO
- Liaterese tsa boema-kepe le li-IRQ li khethoa ke software ka block block; aterese ea motheo ea thibelo ea taolo e khethoa ke li-jumpers.
- Mesebetsi e ka har'a thibelo ea taolo e bonts'oa 'mapeng oa ho ngolisa li-block block ka tlase.
Lethathamo la 5-1: Laola Block Register Map
| Aterese | Bala Mosebetsi | Ngola Mosebetsi |
| Aterese ea Motheo + 0 | — | — |
| Aterese ea Motheo + 1 | EEPROM Aterese | EEPROM Aterese |
| Aterese ea Motheo + 2 | — | Lintlha tsa EEPROM |
| Aterese ea Motheo + 3 | — | Jarisa EEPROM ho Ngoliso |
- Liaterese le li-IRQ tsa likou li nkiloe ho EEPROM ka boto. Ntle le ho li kenya ka bo eona ha li sebetsa, li ka laeloa ke software ka ho ngolla block block.
- Liaterese le litšitiso li bolokiloe ho EEPROM joalo ka ha ho bonts'itsoe 'mapeng oa aterese oa EEPROM o ka tlase.
Lethathamo la 5-2: 'Mapa oa Aterese oa EEPROM
| EEPROM Aterese | EEPROM Lintlha Tlhaloso |
| 1 | Aterese ea Channel A |
| 2 | Aterese ea Channel B |
| 3 | Aterese ea Channel C |
| 4 | Aterese ea Channel D |
| 5 | Aterese ea Channel E |
| 6 | Aterese ea Channel F |
| 7 | Aterese ea Channel G |
| 8 | Aterese ea Channel H |
| 9 | IRQ bakeng sa Channel A |
| A | IRQ bakeng sa Channel B |
| B | IRQ bakeng sa Channel C |
| C | IRQ bakeng sa Channel D |
| D | IRQ bakeng sa Likanale E, F, G & H |
Joalokaha ho boletsoe libakeng tse ling, liaterese tse kentsoeng li emela A3 - A9. Ka hona, data e kentsoeng ke aterese eo u e batlang, e arotsoe ke 8.
Ha boto e qala ho kenngoa tsamaisong, likoung ha li hlile ha li sebelisoe liatereseng tse sa sebelisoang. E le ho thibela likhohlano le lisebelisoa tse ling tsamaisong, boto e na le jumper e thibelang likou, haufi le li-jumpers tsa aterese ea motheo 'me e ngotsoe "DF". Thibelo ea taolo e lula e nolofalitsoe ka mokhoa ona, e lumellang software ho beha liaterese tsa boema-kepe ka nepo. Ha DF jumper e tlosoa, likou li tla ba liatereseng tse hlophisitsoeng.
Ho ngolla data ho EEPROM, qala ka ho ngola aterese ho ngoliso ea Aterese ea EEPROM, ebe u ngolla kapa u bale ho tswa ho EEPROM Data Register. Bakeng sa mohlalaample, ho beha Channel A ho sebetsana le 3F8, IRQ 5, ka aterese ea setsi sa taolo e behiloeng ho 200 (ka li-jumpers):
- Ngola 01 ho isa ho 201.
- Ngola 7F ho isa ho 202.
- Ngola 09 ho isa ho 201.
- Ngola 05 ho isa ho 202.
Ebe ngola eng kapa eng ho 203 ho qala ho sebelisa litekanyetso tsena.
Lintlha tsohle li ka kenngoa ho EEPROM ebe li ngolloa lirejiseteng tse nepahetseng ka aterese e le 'ngoe ea ho ngola ho ea ho ea motheo + 3.
SAMPLE MANANE
Ho na le li-s tse peliample mananeo a kenngoa ka CD e rometsoeng le boto. Tsena ke:
Sample 1
Lenaneo lena le fanoa ka C, Pascal, le QuickBASIC. E etsa tlhahlobo ea tšobotsi ea loopback ea UART. Ha e hloke lisebelisoa tsa ka ntle ebile ha ho litšitiso.
Sample 2
Lenaneo lena le fanoe ka C feela mme le bonts'a ts'ebetso ea RS-485 halofo ea duplex e tsamaisoang ke tšitiso. Lenaneo le hloka bonyane likhomphutha tse peli tse nang le boto e le 'ngoe ho e' ngoe le thapo ea terata e 'meli e li kopanyang. Thapo eo e tlameha ho hokahanya lithakhisa tsa Tx ho tloha botong ea 1 ho ea ho lithakhisa tsa Rx ka ho latellana tsa board 2 le Tx pins ho tloha board 2 ho ea ho Rx pins ho board 1.
RS-485 LENANEO
Ho hlophisa UART bakeng sa puisano ea RS-485 ho ka aroloa likarolo tse tharo tse ikhethileng: ho qala, ho amohela le phetisetso. Ho qala ho sebetsana le khetho ea ho seta chip ho kenyelletsa khetho ea sekhahla sa baud. Kamohelo e sebetsana le ts'ebetso ea litlhaku tse kenang e ka etsoang ho sebelisoa likhetho kapa litšitiso. Phetiso e sebetsana le mokhoa oa ho romella data.
TS'ELISO
Ho qala chip ho hloka tsebo ea sete ea rejisetara ea UART. Mohato oa pele ke ho seta sekhahla sa sekhahla sa baud. U etsa sena ka ho qala ka ho beha DLAB (Divisor Latch Access Bit) holimo. Benyane ena ke Bit 7 ho Aterese ea Base +3. Ka khoutu ea C, mohala e tla ba:
kantle (BASEADDR +3,0×80);
Ebe u kenya karohano ho Base Address +0 (low byte) le Base Address +1 (high byte). Equation e latelang e hlalosa kamano pakeng tsa sekhahla sa baud le divisor:
sekhahla se lakatsehang sa baud = (maqhubu a kristale) / (32 * divisor)
Ka boto, maqhubu a oache a 1.8432 MHz (Standard) le 14.7456 MHz (X8) a fanoa. Ka tlase ke tafole ea maqhubu a tsebahalang a divisor:
Lethathamo la 5-3: BAUD RATE MATHEO A AROHANANG
| Baud Sekhahla | Karohano (Std) | Karohano (X8) | Lintlha | Max Cable Bolelele (ft) |
| 921600 | – | 1 | 250 | |
| 460800 | – | 2 | 550 | |
| 230400 | – | 4 | 1400 | |
| 115200 | 1 | 8 | 3000 | |
| 57600 | 2 | 16 | 4000 | |
| 38400 | 3 | 24 | 4000 | |
| 28800 | 4 | 32 | 4000 | |
| 19200 | 6 | 48 | 4000 | |
| 14400 | 8 | 64 | 4000 | |
| 9600 | 12 | 96 | Tse Tloaelehileng ka ho Fetisisa | 4000 |
| 4800 | 24 | 192 | 4000 | |
| 2400 | 48 | 384 | 4000 | |
| 1200 | 96 | 768 | 4000 |
- Bohole bo boholo bo khothalelitsoeng bakeng sa likhoele tsa data tse tsamaisoang ka mokhoa o fapaneng (RS422 kapa RS-485) ke tsa maemo a tloaelehileng. Mehala ea puisano ea RS-232 e na le bolelele bo boholo ba maoto a 50, ho sa tsotelehe lebelo.
Ho C, khoutu ea ho beha chip ho 9600 baud ke:
- outportb(BASEADDR, 0x0C);
- outportb(BASEADDR +1,0);
Mohato oa bobeli oa ho qala ke ho beha Ngoliso ea Taolo ea Line ho Aterese ea Base +3. Rejiseta ena e hlalosa bolelele ba mantsoe, li-stop bits, parity, le DLAB.
- Bits 0 le 1 laola bolelele ba lentsoe le ho lumella bolelele ba mantsoe ho tloha ho 5 ho isa ho 8 bits. Li-setting tsa Bit li ntšoa ka ho tlosa 5 ho bolelele ba lentsoe le lakatsehang.
- Bit 2 e lekanya palo ea li-stop bits. Ho ka ba le karolo e le 'ngoe kapa tse peli tse emisang. Haeba Bit 2 e setetsoe ho 0, ho tla ba le sekheo se le seng. Haeba Bit 2 e setetsoe ho 1, ho tla ba le li-stop bits tse peli.
- Li-bits 3 ho isa ho tse 6 li laola parity le ho senya li nolofalletsa. Ha li sebelisoe hangata bakeng sa likhokahano 'me li lokela ho hlophisoa ho li-zero.
- Bit 7 ke DLAB e boletsoeng pejana. E tlameha ho hlophisoa ho zero ka mor'a hore karohano e kenngoe kapa ho seng joalo ho ke ke ha e-ba le likhokahano.
Taelo ea C ea ho beha UART bakeng sa lentsoe la 8-bit, ha ho na parity, 'me e le 'ngoe ea ho emisa ke:
outportb(BASEADDR +3, 0x03)
- Mohato oa ho qetela oa ho qala ke ho hlakola li-buffers tsa moamoheli. U etsa sena ka ho bala habeli ho tsoa ho buffer ea moamoheli ho
- Aterese ea Motheo +0. Ha e felile, UART e se e loketse ho sebelisoa.
KAMOHELO
Kamohelo e ka sebetsoa ka mekhoa e 'meli: likhetho le tse tsamaisoang ke tšitiso. Ha ho etsoa likhetho, kamohelo e finyelloa ka ho lula u bala Linepe ea Boemo ba Boemo ho Aterese ea Base +5. Bit 0 ea rejisetara ena e behiloe holimo neng kapa neng ha data e se e loketse ho baloa ho tsoa ho chip. Loop e bonolo ea likhetho e tlameha ho lula e lekola karolo ena 'me e bale data ha e ntse e fumaneha. Sekhechana se latelang sa khoutu se kenya tšebetsong loop ea likhetho 'me se sebelisa boleng ba 13, (ASCII Carriage Return) joalo ka lesupa la pheletso ea phetisetso:
- Lipuisano tse tsamaisoang ke tšitiso li lokela ho sebelisoa neng kapa neng ha ho khoneha 'me li hlokeha bakeng sa litefiso tse phahameng tsa data. Ho ngola seamoheli se tsamaisoang ke tšitiso ha se ntho e thata ho feta ho ngola moamoheli o hlahlobiloeng empa tlhokomelo e lokela ho nkuoa ha u kenya kapa u tlosa sebatli sa hau se sitisang ho qoba ho ngola tšitiso e fosahetseng, ho tima tšitiso e fosahetseng, kapa ho tima litšitiso ka nako e telele haholo.
- Motho ea sebetsanang le eena o tla qala ka ho bala Rejistara ea Boitsebiso ba Tšitiso ho Aterese ea Batla +2. Haeba tšitiso e le ea Received Data Available, motshwari joale o bala data. Haeba ho se na tšitiso e sa lebelloang, taolo e tsoa tseleng. A sample handler, e ngotsoeng ka C, e tjena:
TŠEBELETSO
- Phetiso ea RS-485 e bonolo ho e sebelisa. Karolo ea AUTO ea boto ka bo eona e nolofalletsa motho ea fetisang molaetsa ha data e se e loketse ho romelloa, kahoo ha ho hlokahale hore ho be le software.
- Ho fetisetsa letoto la data, transmitter e tlameha ho qala ka ho hlahloba Bit 5 ea Line Status Register ho Base Address +5. Karolo eo ke folakha e se nang letho ea transmitter-holding-register. Haeba e phahame, transmitter e rometse data. Ts'ebetso ea ho hlahloba hanyane ho fihlela e nyoloha e lateloa ke ho ngola e phetoa ho fihlela ho se na data e setseng.
- Sekhechana se latelang sa khoutu sa C se bonts'a ts'ebetso ena:
MOKHOPI PIN KABELO
- Ho fanoe ka Sehlooho sa Male IDC sa lipini tse 50 ka botong. Pinout ea sehokelo sena ea latela. Cabling ea boikhethelo e roba Hlooho ea 50-Pin ho ea ho 8, lihokelo tsa DB9 Male.
Lethathamo la 6-1: LIKHOKELO TSA PIN
| Pin # | RS-485 Mesebetsi | RS-422 Mesebetsi | Pin # | RS-485 Mesebetsi | RS-422 Mesebetsi |
| 1 | Fatše | Fatše | 26 | Ch E Tx + le Rx + | Ch E Tx + |
| 2 | Ch A Tx + le Rx + | Ch A Tx + | 27 | Ch E Tx – le Rx – | Ch E Tx - |
| 3 | Ch A Tx – le Rx – | Ch A Tx - | 28 | Fatše | Fatše |
| 4 | Fatše | Fatše | 29 | Ch E Rx + | |
| 5 | Ch A Rx + | 30 | Ch E Rx - | ||
| 6 | Ch A Rx - | 31 | Fatše | Fatše | |
| 7 | Fatše | Fatše | 32 | Ch F Tx + le Rx + | Ch F Tx + |
| 8 | Ch B Tx + le Rx + | Ch B Tx + | 33 | Ch F Tx – le Rx – | Ch F Tx - |
| 9 | Ch B Tx – le Rx – | Ch B Tx - | 34 | Fatše | Fatše |
| 10 | Fatše | Fatše | 35 | Ch F Rx + | |
| 11 | Ch B Rx + | 36 | Ch F Rx - | ||
| 12 | Ch B Rx - | 37 | Fatše | Fatše | |
| 13 | Fatše | Fatše | 38 | Ch G Tx + le Rx + | Ch G Tx + |
| 14 | Ch C Tx + le Rx + | Ch C Tx + | 39 | Ch G Tx – le Rx – | Ch G Tx - |
| 15 | Ch C Tx – le Rx – | Ch C Tx - | 40 | Fatše | Fatše |
| 16 | Fatše | Fatše | 41 | Ch G Rx + | |
| 17 | Ch C Rx + | 42 | Ch G Rx - | ||
| 18 | Ch C Rx - | 43 | Fatše | Fatše | |
| 19 | Fatše | Fatše | 44 | Ch H Tx + le Rx + | Ch H Tx + |
| 20 | Ch D Tx + le Rx + | Ch D Tx + | 45 | Ch H Tx – le Rx – | Ch H Tx - |
| 21 | Ch D Tx – le Rx – | Ch D Tx - | 46 | Fatše | Fatše |
| 22 | Fatše | Fatše | 47 | Ch H Rx + | |
| 23 | Ch D Rx + | 48 | Ch H Rx - | ||
| 24 | Ch D Rx - | 49 | Fatše | Fatše | |
| 25 | Fatše | Fatše | 50 | Fatše | Fatše |
TS'ELISO
TS'ELISO SEBAKA
- Ho fanoe ka sehokelo se le seng sa 50-pin
- Ho na le lithapo tse robeli boema-kepe bo bong le bo bong hammoho le mabaka a tloaelehileng
- Bolelele ba Litlhaku: 5,6,7, kapa 8 bits
- Parity: Esita le, e makatsang, kapa ha ho letho
- Nako ea ho emisa: 1, 1.5, kapa 2 bits
- Litefiso tsa data ea serial: Ho fihla ho 115.2K baud, asynchronous. Mefuta e potlakileng ea litekanyetso, ho fihla ho 921.6K, e finyelloa ka khetho ea jumper
- Multidrop: E lumellana le litlhaloso tsa RS-485. Ho fihlela ho bakhanni ba 32 le ba amohelang ba lumelloa inthaneteng. Mokhanni / Li-Receivers tse sebelisoang ke mofuta oa 75ALS180
- E lumellana le litlhaloso tsa RS-422. Baamoheli ba ka bang leshome ba lumelloa inthaneteng.
- Aterese: Aterese ea ISA BUS e behiloe ke batho ba tlolang boto. Liaterese tsa kanale li lula li kentsoe mohopolong o sa fetoheng
- Litšitiso: Li-IRQ tsa mocha ka mong li bolokoa ka har'a memori e sa fetoheng
- Sensitivity ea Moamoheli: ± 200 mV phapang e kenang
- Mokhoa o Tloaelehileng Moqtage Range: + 12V ho -7V Transmitter
- Bokhoni ba Output Drive: 60 mA ka ho koala ha mocheso.
- Pheliso: Liqeto tse khethiloeng tsa Jumper bakeng sa ho kenya le ho tsoa, ka kanale, li fanoe. Ho boetse ho fanoa ka leeme.
TIKOLOHO
- Sebaka sa Mocheso o sebetsang: 0 ho +60 °C
- Sebaka sa Mocheso oa polokelo: -50 ho ea ho +120 °C
- Mongobo: 5% ho isa ho 95%, e sa fokotseng.
- Matla a Hlokahalang: + 5 VDC ho 400 mA e tloaelehileng, 800 mA boholo.
- Boholo: sebopeho sa PC/104, 3.5" ka 3.75".
SEHLOMATHISO A
LIEKETSENG KOPO
LIEKETSENG
Ho sebetsa ka lisebelisoa tsa RS-485 ha ho fapane haholo le ho sebetsa ka lisebelisoa tse tloaelehileng tsa RS-232 mme tekanyetso ena e hlola mefokolo ea maemo a RS-232. Ntlha ea pele, bolelele ba cable pakeng tsa lisebelisoa tse peli tsa RS-232 e tlameha ho ba khutšoanyane; ka tlase ho maoto a 50. Ea bobeli, liphoso tse ngata tsa RS-232 ke phello ea lerata le bakoang ke likhoele. Tekanyetso ea RS-485 e lumella cable hore e be bolelele ba limithara tse 4000, 'me, kaha e sebetsa ka mokhoa o fapaneng, ha e sireletse lerata le bakoang.
Khaello ea boraro ea RS-232 ke hore lisebelisoa tse fetang tse peli ha li khone ho arolelana thapo e le 'ngoe. Sena ke 'nete hape bakeng sa RS422 empa RS-485 e fana ka melemo eohle ea RS422 plus e lumella lisebelisoa tse ka bang 32 ho arolelana lipara tse tšoanang tse sothehileng. Mokhelo ho se boletsoeng ka holimo ke hore lisebelisoa tse ngata tsa RS422 li ka arolelana thapo e le 'ngoe haeba e le 'ngoe feela e tla bua 'me tse ling li tla lula li amohela.
LEKANETSO MATS'OANE
- Lebaka leo ka lona lisebelisoa tsa RS422 le RS-485 li ka khanna mela e telele e nang le tšireletso ea lerata ho feta lisebelisoa tsa RS-232 ke hore ho sebelisoa mokhoa o leka-lekaneng oa phapang. Ka tsamaiso e leka-lekaneng ea phapang, voltage hlahisoang ke mokhanni e hlaha ka mose ho para ea lithapo. Mokhanni oa mohala o leka-lekaneng o tla hlahisa molumo oa phapangtage ho tloha ho ± 2 ho ea ho ± 6 li-volts ho pholletsa le li-terminals tsa eona tsa tlhahiso. Mokhanni oa mohala o leka-lekaneng a ka boela a ba le pontšo ea "enable" e kopanyang mokhanni ho li-terminals tsa eona tsa tlhahiso. Haeba lets'oao la "enable" le TIMA, mokhanni o hakoa mothating oa phetiso. Boemo bona bo khaotsoeng kapa bo holofetseng hangata bo bitsoa boemo ba "tristate" mme bo emela ts'ireletso e phahameng. Bakhanni ba RS-485 ba tlameha ho ba le bokhoni bona ba ho laola. Bakhanni ba RS422 ba ka ba le taolo ena empa ha e hlokehe kamehla.
- Moamoheli oa mola o leka-lekaneng o utloa molumotage boemo ba mohala oa phetiso ho pholletsa le mela e 'meli ea ho kenya matšoao. Haeba phapang e kenyang voltage e kholo ho feta +200 mV, moamoheli o tla fana ka boemo bo itseng ba kelello mabapi le tlhahiso ea eona. Haeba phapang voltage input e ka tlase ho -200 mV, moamoheli o tla fana ka boemo bo fapaneng ba kelello mabapi le tlhahiso ea eona. Boholo bo sebetsang ka matlatage tsoa ho +6V ho ea ho -6V e lumellang hore ho be le voltage attenuation e ka etsahalang ka lithapo tse telele tsa phetiso.
- Boemo bo phahameng bo tloaelehileng voltagtekanyetso ea ± 7V e fana ka tšireletso e ntle ea lerata ho tsoa ho voltage hlohlelletsoa meleng e sothehileng. Khokahano ea mohala oa lets'oao e ea hlokahala molemong oa ho boloka mokhoa o tloaelehileng oa voltage ka hare ho sebaka seo. Potoloho e ka sebetsa ntle le khokahanyo ea fatše empa e ka 'na ea se ke ea tšepahala.
Letlapa A-1: RS-422 KAKARETSO KAKARETSO
| Paramethara | Maemo | Min. | Max. |
| Mokhanni Output Voltage (e laoloe) | 4V
-4V |
6V
-6V |
|
| Mokhanni Output Voltage (e tletse) | TERM e tlolela ka hare | 2V
-2V |
|
| Mokhanni Output Resistance | 50Ω | ||
| Mokhanni Output Short-Circuit Current | ± 150 MA | ||
| Nako ea Phahamiso ea Mokhanni | 10% karohano ea yuniti | ||
| Boikutlo ba ho amohela | ± 200 mV | ||
| Receiver Common Mode Moqtage Range | ± 7V | ||
| Receiver Inpust Resistance | 4KΩ |
Ho thibela lipontšo tsa mats'oao ho thapo le ho ntlafatsa ho hana lerata ka mekhoa e 'meli ea RS422 le RS-485, pheletso ea mohala oa mohala e lokela ho felisoa ka khanyetso e lekanang le ts'ebetso e ts'oanang ea thapo. (Mokhelo ke ha mohala o khannoa ke mokhanni oa RS422 o sa kang oa "tristated" kapa oa khaoloa moleng. Tabeng ena, mokhanni o fana ka tšitiso e tlase e ka hare e felisang mohala qetellong eo.)
HLOKOMELA
Ha ho hlokahale hore u kenye sehanyetsi sa terminator ho likhoele tsa hau ha u sebelisa boto. Lihanyetsi tsa ho emisa bakeng sa RX+ le RX- mela li fanoe ka boto 'me li behoa potolohong ha u kenya li-jumpers tsa LOAD (LD). (Sheba karolo ea Kgetho ya Bukana ena.)
RS-485 TŠEBELETSO EA DATA
RS-485 Standard e lumella mohala oa phetisetso o leka-lekaneng hore o arolelanoe ka mokhoa oa mokha. Lipara tse ka bang 32 tsa bakhanni/baamoheli li ka arolelana marang-rang a mekha e 'meli. Litšobotsi tse ngata tsa bakhanni le ba amohelang li tšoana le tsa RS422 Standard. Phapang e 'ngoe ke hore mokhoa o tloaelehileng oa voltagmoeli oa e oa atolosoa mme ke +12V ho ea ho -7V. Kaha mokhanni ofe kapa ofe a ka hangoa (kapa a khelosoa) moleng, e tlameha ho mamella mokhoa ona o tloaelehileng oa voltage range ha e ntse e le maemong a mararo.
RS-485 Multi-Wire Network Network
- Setšoantšo se latelang se bontša marang-rang a mangata a mangata kapa a liphathi. Hlokomela hore khoele ea phetiso e felisitsoe lipheletsong tse peli tsa mohala empa eseng libakeng tse theohang bohareng ba mohala.
Maikutlo a Bareki
- Haeba u na le mathata ka bukana ena kapa u batla feela ho re fa maikutlo, ka kopo re romelle imeile ho: manuals@accesio.com.
- Ka kopo, hlakisa liphoso life kapa life tseo u li fumanang 'me u kenyelle aterese ea hau ea lengolo-tsoibila e le hore re ka u romella lintlha life kapa life tsa letsoho.
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Litsamaiso tse tiisitsoeng
- Assured Systems ke k'hamphani e etelletseng pele ea theknoloji e nang le bareki ba kamehla ba fetang 1,500 linaheng tse 80, e sebelisang litsamaiso tse fetang 85,000 ho bareki ba fapaneng lilemong tse 12 tsa khoebo.
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US
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EMEA
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www.assured-systems.com | sales@assured-systems.com
Litokomane / Lisebelisoa
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LITSAMAISO TSE KHOLUTSOANG 104-COM-8S Serial Communication Board [pdf] Bukana ea Mosebelisi 104-COM-8S Serial Communication Board, 104-COM-8S, Serial Communication Board, Boto ea Lipuisano, Boto |