a.Dɔwɔwɔ ƒe nɔnɔmewo: Wɔ ɣeyiɣi ŋutɔŋutɔ me kadodo si ɖoa nya ŋu le amedzro eve kple kluvi ɖeka dome, si doa alɔ kadodomɔnu vovovowo ƒe ɖoɖo siwo kplɔ wo nɔewo ɖo; Do alɔ protocol free transparent gbeƒãɖeɖe dɔwɔwɔ.
b.Serial Port Features: Doa alɔ baud ƒe agbɔsɔsɔme si nye 1200, 2400, 4800, 9600, 19200, 38400, kple 57600bps; Do alɔ parity check; 1 alo 2 stop bits, kple bubuawo.
c.The lala ɣeyiɣi parameter na kluvi ŋuɖoɖo nye tiatia.
d.The delay time parameter na host sededewo ɖoɖo nye tiatia.
e.Trɔ asi le serial port parameters to serial port debugging kpeɖeŋutɔ kɔmpiuta dɔwɔɖoɖoa dzi.
g.Application : Industrial fieldbus zãa host eve tsɔ xlẽa kluvi network data 485 le ɣeyiɣi ɖeka me, si sɔ na ɣeyiɣi ŋutɔŋutɔ me kadodo ƒe nɔnɔmewo.
2.Eve vevi kple ɖeka kluvi 485 server agbo isolator (ATM) .
a.Dɔwɔna ƒe nɔnɔmewo: Wɔ 485 dɔdzikpɔla ƒe dɔwɔwɔ si ɖoa nya ŋu le host eve kple kluvi ɖeka dome, si ado alɔ MODBUS RTU ɖoɖowɔɖi.
b.Serial melidzeƒea ƒe nɔnɔmewo: Doa alɔ baud ƒe agbɔsɔsɔme si nye 1200, 2400, 4800, 9600, 19200, 38400, kple 57600bps; Do alɔ parity check; 1 alo 2 stop bits, kple bubuawo.
c.Lalaɣi ƒe nɔnɔmetata na kluvi la nye tiatia.
d.Host delay dɔdɔ ƒe ɣeyiɣi nye tiatia.
kple.Aƒetɔ kple kluvi melidzeƒe ƒe xɔtunuwo: RS485.
f.Trɔ asi le parameters ŋu to serial debugging assistant dzi.
g.Dɔwɔwɔ: Industrial fieldbus zãa host 485 eve tsɔ xlẽa kluvi network dɔwɔnu 485 le ɣeyiɣi ɖeka me, si sɔ na kadodo le MODBUS RTU dɔwɔnuwo dome. Esi wòdoa alɔ mɔ̃ geɖe le dɔwɔwɔ siwo kplɔ wo nɔewo ɖo kple esiwo le tsia dzi me ta la, ate ŋu anye mɔ̃ si wotsɔna ɖoa nyatakakawo gbɔ na kadodo 485 ƒe kadodo didi.
3.485 na analog agbo si woɖe ɖe vovo
a.Dɔwɔna ƒe nɔnɔmewo: 485 melidzeƒeae naa nyatakakawo, eye agbo la trɔa nyatakakaawo wozua linear 4-20mA analog output. Doa alɔ MODBUS RTU ƒe ɖoɖowɔɖi.
b.Serial melidzeƒea ƒe nɔnɔmewo: Doa alɔ baud ƒe tsɔtsɔme si nye 1200, 2400, 4800, 9600, 19200, 38400, kple 57600bps.
c.The nyateƒetoto le analog fifia dodo nye 0.1%.
d.Kpekpeɖeŋunanyatakaka ƒomeviwo: 2-byte xexlẽdzesi blibo alo 4-byte floating-point xexlẽdzesi, kple nyatakaka ƒe lolome ƒe mɔfiame si woate ŋu atrɔ.
kple.Dɔwɔnu aɖe si woɖo ɖi na ɖoɖowɔwɔ ƒe kɔmpiuta dɔwɔɖoɖo aɖe li si woatsɔ atrɔ asi le nɔnɔmewo ŋu.
f.Host port ƒe xɔtunu: RS485. Kluvi ƒe xɔtunua ɖea analog dzesi siwo nye 4-20mA dona.
g.Dɔwɔwɔ : Gateway device la xɔa nyatakaka 485 le MODBUS RTU protocol format me, eɖea nyatakakaawo me, eye wòtrɔa wo ɖe linearly wòzua analog 4-20mA current output, si woɖona ɖe DCS device la.