Te hoahoa o te pūnaha whakahaere puranga aunoa i runga i te plc me te pauna maha-upoko

Kaituhi: Smartweigh– Taumaha Upoko Maha

1 Kupu Whakataki I roto i te mara o te hanga pauna Zhongshan Smart, ko te whakaranu i ngā rauemi mata i roto i tētahi ōwehenga hei whakaputa i tētahi rauemi mata hou. Nō reira, ko te whakaranu he wāhanga matua o te hanga i tēnei mara. I roto i te tukanga tukatuka, me whakaranu ōrite ngā rauemi mata kia rite ki te ōwehenga, ā, me mahi mā te mīhini whakaranu. I tēnei wā, e rua ngā tikanga e whakamahia ana e ngā whare tukatuka. Ko te tikanga tuatahi he pauna ā-ringa, kātahi ka waiho ko te ōwehenga o ngā rauemi mata ka whakanohoia motuhake ki roto i te mīhini puranga ka whakaranua. Ko tētahi atu huarahi ko te pauna aunoa, ko te whakaranu aunoa katoa.

Nā te mea he paura, he kirikiri rānei ngā rauemi mata tuatahi, he tino ngāwari te hongi i te puehu me ētahi atu paru i te wā e whakamahia ana te kaha tangata ki te whakakī, ka puta he tūponotanga mahi, ka piki ake ngā mōrearea whakaputa me ngā utu whakapaipai tangata. Nō reira, kāore e taea te whakahaere i te kaha tangata ki te whakakī i te papa hanga, ā, he tino ngāwari ki te kore e taurite, ehara i te mea ko te kounga anake kāore e taea te whakamana, engari ka piki ake hoki te utu whakahaere. Hei whakarite pai ake i te kounga o te hua me te whakapai ake i te hua, kua whakaritea kia whiriwhiria he pūmanawa pūnaha puranga aunoa tika me te pono. 2 E ai ki te pūnaha puranga aunoa a PLC, te rorohiko whakahaere ahumahi me te pauna maha-upoko I roto i te pūnaha puranga aunoa o Zhongshan Smart pauna o nāianei, ka haria tuatahitia e ngā kaimahi ngā rauemi mata ki te awheawhe pauna. I muri i te otinga o te pauna, ka tukuna ā-ringa ngā rauemi mata ki te mīhini puranga. Hei whakahaere i te whakakī, ka whakamahia e te awheawhe whakaputa pauna te pauna maha-upoko o Hangzhou Sifang hei whakahaere i te pauna. E ai ki te tauranga RS232, kua honoa ki te tūmau aunoa ahumahi. Ko te tūmau aunoa ahumahi kei roto i te rūma whakahaere matua te kawenga mō te tuhi i ngā hua pauna me te whakaatu i ngā mōhiohio raraunga pauna. , Hei tāpiri, ka taea e te kaiwhakahaere te whakahaere ā-ringa i te tīmatanga me te mutunga o te tukanga katoa o te whakaranu i roto i te rūma whakahaere matua e ai ki te ara iahiko whakahaere.

Kāore tēnei momo tikanga i te whai hua. Hei tāpiri, ko te tukanga hōtaka DOS i whakawhanakehia, i hangaia hoki i roto i te reo C kei te whakahaerehia i runga i te tūmau [1], he ngoikore te tauine me te hangarau taunekeneke tangata-rorohiko uaua, ā, kāore e taea te whakahaere i ngā whakaritenga katoa mō te puranga aunoa. Hei whakapai ake i te whai huatanga o te whakaputa me te whakahaere i ngā utu, me whiriwhiri he pūnaha puranga aunoa aunoa. Ka tangohia e te pūnaha hou te hanganga whanaungatanga matua-pononga.

Ko te rorohiko ahumahi te tūmau o runga, ā, ko te Siemens PLC PLC[2], te tīmatanga ngohengohe me te pauna maha-upoko te tūmau hei pononga o runga me raro. Ko te tūmau te kaiārahi, e whakaoti ana i te whakahaere whakawhitiwhiti kōrero me te whakahaere o ia pononga, ā, e hono ana i te tauranga whakawhitiwhiti kōrero kore-tukutahi RS-232 o te rorohiko whakahaere ahumahi ki te PLC i muri i te huringa tohu pā, e hanga ana i tētahi hongere haumaru ā-tinana mō te whakawhitiwhiti kōrero i waenga i ngā rorohiko o runga me raro; Honoa tētahi atu tauranga RS-232 o te tūmau ki te tauranga whakawhitiwhiti kōrero o te pauna maha-upoko hei hanga i tētahi hongere haumarutanga ā-tinana tuarua. Ka tīpakohia e te pūmanawa rorohiko o runga te tikanga pōti hei whakawhitiwhiti kōrero ki ngā teihana pononga takitahi.

Ka tukuna e te pūmanawa rorohiko o runga ngā hua o te whakamahere whānui o ngā mahi o ia rā ki te PLC. I roto i te tukanga katoa o te whakahaere PLC, ka whakamahia e te pūmanawa rorohiko o runga ngā tohutohu hononga o te pūmanawa rorohiko o runga hei aroturuki i te mahi a te rorohiko o raro me te ihirangi o te rohe mōhiohio raraunga, ā, ka utaina tonutia ngā raraunga PLC. Ka whakaaturia ngā raraunga wā-tūturu o te āhuatanga o roto me tana pauna maha-upoko ki te pūmanawa rorohiko manaaki. I te nuinga o te wā, ko ngā mahi a te pūmanawa pūnaha e whai ake nei: ① Te puranga aunoa katoa. I muri i te whakatakotoranga o te tunu huna, ka paunatia aunoa e te pūmanawa pūnaha ngā kai kia rite ki te tunu huna me te kore e wawaotia e te kaimahi whakahaere tuturu; ② Kei a ia te mahi puka, ka taea te whakaputa pūrongo o ia rā me ngā puka wā-tūturu, me ngā pūrongo ā-marama, ngā pūrongo ā-tau, me ētahi atu; ③Te whakarei ake me te whakarerekētanga hihiri o te ripanga, ka tukuna e te pūmanawa pūnaha ngā kaimahi ngaio me ngā kaimahi hangarau, ngā kaimahi whakahaere tuturu rānei ki te whakarerekē kia rite ki te mana whakahaere kua whakaritea, ka whakarei ake i te mana whakahaere o te tunu huna, ā, ka tuhia te wā me te mahi tuturu o te whakarerekētanga. Tau rangatū kaimahi; 4. Mahi whakatika whakaweto hiko, ka taea e te pūmanawa pūnaha te whakatika i ngā tuhinga ine tika i mua i te whakawetonga o te hiko ina whakawetohia ohoreretia te hiko; 5. Mahi tiritiri whatunga rohe, ka taea e te tūmau te tiritiri i ngā mōhiohio raraunga rauemi i roto i te whatunga rohe, ā, ko te awheawhe whakaputa te kawenga Ka aroturukihia e te tangata te ahunga whakamua o te hanganga me ētahi atu āhuatanga. 2.1 Te Hanganga o te Pūnaha Ko ngā mīhini whakaranu puranga aunoa katoa he rorohiko ahumahi, PLC, he pauna maha-upoko whakaputa ahumahi, he tīmatanga ngohengohe, he motuka wiri, he mīhini whakaranu, he pūoko, he whitiki kawe, me ētahi atu.

Ka whakaatuhia e te rorohiko whakahaere ahumahi o runga te whārangi hangarau taunekeneke tangata-rorohiko, ā, ka mahia ngā mahi pēnei i te whakahaere i te whakaurunga ihirangi mōhiohio, te whakahaere pātengi raraunga, te whakaatu mōhiohio raraunga, te rokiroki, te tātari tatauranga me ngā puka. Ka whakamahia e te pūmanawa rorohiko o runga te rorohiko whakahaere ahumahi IPC810. Ko āna mahi matua koia ēnei: ​​Ka utaina tuatahitia e te tūmau aunoatanga ahumahi te tunu ngaro o tētahi tau raupapa motuhake kia rite ki te raupapa o ngā kaimahi whakahaere tuturu, kātahi, kia rite ki te ōwehenga me te raupapa o te mea kakara i roto i te tunu ngaro, ka tukuna te whakahau kia tīmata te mea kakara ki te PLC, kia taea ai e te PLC te tīmata i te pūmanawa motuhake. Kaiwhakarewa. I roto i te tukanga katoa o te mea kakara, ka whakamahia e te tūmau aunoatanga ahumahi te tikanga pōti hei uta i te kupu tūnga o te PLC i te wā tūturu hei whakahaere i te mahi a te PLC me ōna mīhini o raro; Ko ngā mōhiohio raraunga pauna, kia rite ki te rautaki mea kakara, ina tata te pauna ki te uara kua whakaritea i roto i te tunu ngaro, ka tukuna e te tūmau he whakahau ki te PLC kia mutu te mea kakara. Ina oti ngā rauemi mata katoa i runga i te tunu ngaro te whakarite, ka whakamutua te tukanga katoa o ngā mea kakara katoa, e tatari ana mō te whakahau a ngā kaimahi whakahaere tuturu.

I te tukanga katoa o te whakahaere pūmanawa pūnaha, ka kōrero te PLC ki te pūmanawa rorohiko manaaki i te wā tūturu hei whakarite i te ōritetanga i waenga i ngā mōhiohio raraunga e whakaaturia ana i te whārangi me ngā mōhiohio raraunga motuhake i taua wā tonu. Ka taea te tuku katoa ki te PLC i taua wā tonu. Ko ngā mahi matua o te PLC ko: ①Whakaaetia ngā tohutohu e panaia ana e te pūmanawa o te rorohiko o runga, me te whakahaere i te tīmatanga, te whakamutu me te tere o te motuka wiri e ai ki te tīmatanga ngohengohe; ②Utaina te tūnga mahi o te tīmatanga ngohengohe ki te mahi i te wā tūturu Ka utaina te rohe mōhiohio raraunga mahara e te rorohiko whakahaere ahumahi; ③ Whakaritea ngā āhuatanga rerekē o ia anō i roto i te ahua o ngā kupu tūnga, ā, ka taea te utaina tonutia te rorohiko whakahaere ahumahi. 2.2 Te tikanga whakahaere me te tukanga katoa o te whakaranu. E ai ki te tātari i ngā āhuatanga o te tukanga katoa o te whakaranu, ka kitea ko te tukanga katoa o te whakaranu he āhuatanga e whai ake nei: (1) Ko te whāinga ine he pūmanawa pūnaha kore e taea te whakahoki kotahi. Kāore he huarahi mō te rauemi mata ki te hoki ki te whitiki kawe mai i te mīhini puranga.

(2) He roa te wā e whakaroa ana. Ina tae te whakakī ki te uara kua whakaritea, ka whakahaerehia e te PLC te motuka kia mutu te tuku rauemi mata. I tēnei wā, kei reira ētahi rauemi mata i runga i te whitiki kawe kāore e taea te hoko, nō reira he roa te wā e whakaroa ana te pūmanawa pūnaha. (3) Ko te āhuatanga ka taea te whakahaere ko te whakawhiti i te pūhiko.

He rahinga whakawhiti katoa ngā mahi tīmatanga me ngā mahi whakamutu o te pūmanawa pūnaha. (4) He rārangi te pūnaha puranga aunoa i ngā wāhi mahi noa katoa. Nō reira, ka whakaarohia e mātou te whakamahinga o ngā tikanga whakahaere pēnei i te tere, te puhoi, me te tuku wawe o te whakahau whāngai whakamutu, me te whakamahinga o te hangarau raka-ake me te raka-honohono a te PLC hei whakarite i te whanaketanga maeneene o te mea kakara.

I muri i te tīmatanga o te pūmanawa pūnaha, ka tukuna e te rorohiko whakahaere ahumahi te tohu raraunga o te tīmatanga o te whāngai ki te PLC, ā, ka whakahaerehia e te PLC te tīmatanga ngohengohe hei akiaki i te motuka kia tere te tīmata whāngai. Hei tāpiri, ka utaina tonutia e te tūmau aunoatanga ahumahi ngā mōhiohio raraunga pauna o te pauna maha-upoko e ai ki te whakawhitiwhiti raupapa. Ina tata te uara taumaha kupenga ki te uara kua whakaritea, ka tukuna e te tūmau aunoatanga ahumahi te waehere whakahaere mō te whakamutu i te whāngai ki te PLC. I tēnei wā, ka whakahaerehia e te PLC te tīmatanga ngohengohe hei whakahaere i te whāngai puhoi, ā, ka taea te whakatau i te uara kua whakaritea me te whāngai motuhake e ai ki ngā rauemi mata toenga i runga i te whakahaere tuku i mua. Ina he rerekē te hapa me te rauemi mata toenga i runga i te hanganga tuku, ka tukuna e te PLC he whakahau whakamutu, ka whakahaerehia e te tīmatanga ngohengohe, kātahi ka whakahaerehia te motuka kia kati. Kei te whakaatuhia ngā mahi i te Pikitia 1. Pūmanawa pūnaha puranga aunoa 3 Te whakawhanaketanga pūmanawa tūmau aunoatanga ahumahi Ko ngā mahi matua o ia rā o te rorohiko whakahaere ahumahi koia ēnei: ​​(1) Whakaatuhia te mōhiohio whakaaturanga pakiwaituhi o te tukanga katoa o te whakaranu.

(2) Tukuna te waehere whakahaere ki te PLC, ka utaina te mahi a te PLC. (3) Utaina te tohu raraunga pauna ki runga i te pauna maha-upoko, whakaaturia te uara pauna ki te mata whakaatu, ka pana i te whakahau ki te PLC e ai ki ngā mōhiohio raraunga pauna. (4) Uiui me te puka pātengi raraunga, rongoa ngā mōhiohio raraunga whakaranu, tārua puka.

(5) Te whakapai ake me te whakarerekē i te tunu huna. (6) Ētahi atu mahi pēnei i te whakaoho āwhina mō ngā hapa noa i roto i te whakakī. 3.1 Te hoahoa whārangi o te pūmanawa waea pūkoro whakakī. Ko te tono rorohiko whakahaere ahumahi Longchuanqiao te kaupapa hoahoa whirihoranga mata pa ahumahi, ko te whirihoranga pūnaha whakahaere ahumahi he tūāpapa ratonga pūmanawa whakawhanake ka taea te whakawhanake e ngā kiritaki kia rite ki ā rātou ake hiahia.

Ka taea e mātou te whakawhanake me te hoahoa i tētahi mata pā ahumahi hoahoa mō ngā pūnaha tirotiro ataata katoa i runga i te tūāpapa ratonga e ai ki ngā ture hangarau tukatuka, ā, ka taea e te kaiwhakahaere te taunekeneke ki ngā mīhini me ngā taputapu o te papaanga i te wā tūturu e ai ki tēnei whārangi. Ko te pūmanawa waea pūkoro Longchuanqiao he whirihoranga aunoatanga whakahaere ahumahi HMI/SCADA, e whakarato ana i tētahi taputapu whakawhanake me te ōwehenga āhuatanga whakauru me te whakaaturanga raraunga. Ko ngā āhuatanga o tēnei pūmanawa e whai ake nei: (1) Ngā mahi whakawhitiwhiti kōrero maha.

He pai te whirihoranga o te Piriti Longchuan [3] mō ngā mahi whakawhitiwhiti kōrero e whai ake nei: 1) He pai mō ngā tikanga whakawhitiwhiti kōrero raupapa pēnei i te RS232, RS422, me te RS485, tae atu ki ngā tikanga pēnei i te tukurua, te waea waea, te pōti waea me te waea. 2) Ka taea hoki te whakawhitiwhiti kōrero atanga Ethernet ki te atanga Ethernet pouaka whakaata taura me te atanga Ethernet whatunga ahokore. 3) Ka taea te whakamahi i ngā pūmanawa taraiwa o ngā mīhini me ngā taputapu katoa ki te GPRS, CDMA, GSM me ētahi atu whakaritenga Ipurangi pūkoro.

(2) Te whakawhanake me te hoahoa pūmanawa pūnaha watea. He maha ngā wāhanga me ngā mana whakahaere e hanga ana i tētahi pūmanawa pūnaha whanaketanga me te hoahoa HMI kaha; ko te tae hononga pai ake me ngā pānga tae koretake ka whakaoti i te raruraru mai i te pūtake he maha ngā pūmanawa waea pūkoro rite e whakamahi ana i te maha o ngā tae hononga me ngā tae koretake, he tūmomo mōrearea nui ki te whakahou atanga. Ko te raruraru o te tere tere me te whai huatanga o te whakahaere pūmanawa pūnaha; he maha atu ngā momo o ngā kauwhata rauemi vector ka watea ake te hanga atanga kaupapa hangarau; whakaatu i te tikanga whakaaro aro-ahanoa, ngā taurangi motuhake ā-kore kua whakauruhia, ngā taurangi waenga, ngā taurangi motuhake patai pātengi raraunga, e pā ana ki ngā mahi ritenga me ngā ota ritenga. (3) Whakatuwhera.

Ko te tuwhera o te whirihoranga o te Piriti Longchuan e kitea ana i roto i ēnei āhuatanga: 1) Whakamahia a Excel hei tirotiro i te patai pātengi raraunga me te VBA. 2) He hoahoa pūnaha tuwhera te pūmanawa waea pūkoro, e tino whai pānga ana ki ngā whakaritenga DDE, OPC, ODBC/SQL, AcTIveX, me te DNA. E whakarato ana i ngā hononga tirotiro o waho i roto i ngā momo āhua pēnei i te OLE, COM/DCOM, te whare pukapuka hononga hihiri, me ētahi atu, he mea watea mō ngā kiritaki ki te whakamahi i ngā taiao whanaketanga noa (pēnei i te VC++, VB, me ētahi atu) hei whakahaere i te whanaketanga tuarua hohonu.

3) He hanganga tuwhera te hoahoa pūnaha o te pūmanawa taraiwa I/O whirihoranga Longchuan Bridge, ā, kua whakaputaina katoatia tētahi wāhanga o te waehere pūtake o ōna tūhono, ā, ka taea e ngā kiritaki te whakawhanake takitahi i ngā pūmanawa taraiwa. (4) Mahi uiui pātengi raraunga. Kei roto i te whirihoranga Longchuan Bridge he pātengi raraunga raupapa wā, ā, he maha ngā poraka mahi kei roto i te pātengi raraunga raupapa wā mō ngā tikanga tukatuka raraunga me te rokiroki, ka taea te whakaoti i te whakarāpopototanga, te tātari tatauranga, te whakahaere, me te whakarārangi. me ētahi atu mahi rerekē. (5) E pā ana ki ngā momo mīhini me ngā taputapu me ngā pahi pūnaha.

He pai mō te PLC, te kaiwhakahaere, te taputapu maha-mahi, te pūwhakamutunga atamai pūkoro me te kōwae whakahaere atamai i hangaia e te nuinga o ngā kaihanga rongonui o te ao; hei tāpiri, he pai hoki mō ngā atanga rorohiko paerewa pērā i a Profibus, Can, LonWorks me Modbus. 3.2 Ka whakamahia e te taumata I/O o te pūnaha whirihoranga Longchuan Bridge ngā pūwāhi pātengi raraunga raupapa wā hei tohu i ngā pūwāhi I/O. Whai muri i te tātari, me toru ngā pūwāhi I/O o te pūmanawa pūnaha, ā, e rua ngā pūwāhi tohutoro raraunga ka whakamahia hei whakahaere i te tīmatanga me te mutunga o te motuka e ai ki te PLC. Nō reira, ka tīpakohia te hononga mōhiohio raraunga o ēnei pūwāhi e rua hei I/O rōrahi raraunga e rua o te PLC. Putanga.

Ka whakamahia he pūwāhi whakatauira hei whakaatu i ngā raraunga wā-tūturu kua utaina mai i te pauna maha-upoko, kia honoa ai ngā mōhiohio raraunga i taua pūwāhi ki te ine tika o te pauna maha-upoko. 4 Hoahoa hōtaka whakawhitiwhiti kōrero E toru ngā wāhanga o te hoahoa hōtaka whakawhitiwhiti kōrero, ko te wāhanga tuatahi ko te whakawhitiwhiti kōrero i waenga i te tūmau me te PLC; ko te wāhanga tuarua ko te whakawhitiwhiti kōrero i waenga i te tūmau me te pauna maha-upoko; ko te wāhanga tuatoru ko te whakawhitiwhiti kōrero i waenga i te PLC me te tīmatanga ngohengohe. 4.1 Ko te whirihoranga whakawhitiwhiti kōrero i waenga i te tūmau me te PLC ka whakauruhia ki te pūmanawa taraiwa PLC rongonui. Tuatahi, ka hangaia he mīhini mariko PLC hou i roto i te whirihoranga Piriti Longchuan. Me rite te tauira me te whakatakotoranga o te mīhini mariko ki te tono tūturu. He rite tonu ngā tauira me ngā whakatakotoranga PLC. Mena kāore e kitea ngā whakatakotoranga tauira PLC e hiahiatia ana i roto i te whirihoranga, ka taea te whakamana i te kaihanga pūmanawa waea pūkoro ki te whakawhanake me te hoahoa i tētahi taraiwa PLC hou o tēnei momo me ngā whakatakotoranga, he kore utu.

Ka whakamahia te mīhini mariko hei whakaata i te mīhini tūturu. I konei, ko te PLC e whakamahia ana e te katoa ko SimensS7-300, ā, kua whakaritea te tūmau ki te kōrero ki te PLC e ai ki te whakawhitiwhiti raupapa 1. 4.2 Te whakawhitiwhiti kōrero i waenga i te tūmau me te pauna maha-upoko Mō te pauna maha-upoko, ka whakamahia e mātou te pauna maha-upoko mai i Hangzhou Sifang. Hei whakapai ake i te whakawhitiwhiti kōrero i waenga i te papa taputapu me te whirihoranga, i whakamanahia e mātou a Longchuanqiao Enterprise ki te whakawhanake i te papa taputapu. Kua hoahoatia te pūmanawa taraiwa. Tuatahi, ka tīpakohia e mātou he momo taputapu mīhini e tika ana mai i te whaiaronga puku kua whirihorahia, ā, mō tēnei momo, ka hangaia he taputapu mīhini mariko hei whakaata i te pauna maha-upoko tūturu, kātahi ka whakatakotoria te tau tauranga whakawhitiwhiti kōrero i waenga i te papatohu me te rorohiko me ngā kawa whakawhitiwhiti kōrero.

4.3 Te Whakawhitiwhiti Kōrero i waenga i te PLC me te tīmatanga ngohengohe Nā te mea he maha ngā rauemi mata i roto i te awheawhe whakaputa mea kakara, kua whakatūria e mātou ētahi whitiki kawe kia pai ake ai te whakamahinga o te mea kakara. Nō reira, me hono tetahi PLC o te pūnaha puranga aunoa ki ētahi tīmatanga ngohengohe. Nō reira, ka whakamahia e mātou te pahi pūnaha Profibus i waenga i te PLC me te tīmatanga ngohengohe hei whakahaere i te whakawhitiwhiti kōrero, te whakauru i te kōwae whakahaere whakawhitiwhiti kōrero Profibus motuhake ki roto i te tīmatanga ngohengohe, me te whakatakoto i te wāhitau taipitopito o te teihana pononga o te tīmatanga ngohengohe, kātahi ka hono atu i runga i te auau reo irirangi Profibus. Ka honoa te kaiwhakahaere ki te PLC, ā, ka whakaoti te PLC i te pana me te whiwhi i te hōputu karere ki te tīmatanga ngohengohe i runga i te hōtaka, ka tukuna te kupu whakahaere ki te tīmatanga ngohengohe, ka utaina te kupu tūnga mai i te kāinga tīmatanga ngohengohe. Ka whakamahia te CPU315-3DP hei ingoa rohe Profibus, ā, ko ia tīmatanga ngohengohe e whakawhitiwhiti kōrero ana me te ingoa rohe ka taea te kī he teihana pononga Profibus.

I te wā whakawhitiwhiti kōrero, ka tīpakohia e te ingoa rohe te teihana pononga hei tuku raraunga e ai ki te tohu wāhitau taipitopito i roto i te whakatakotoranga karere whakawhitiwhiti kōrero. Kāore e taea e te teihana pononga te tuku raraunga, ā, kāore e taea e ia teihana pononga te kawe tonu i te tuku ihirangi mōhiohio. Ko ngā tauira tīmatanga ngohengohe me ngā whakatakotoranga e whakamahia ana i roto i te pūmanawa pūnaha he hua raupapa Siemens MicroMaster430 katoa [4].

E rua ngā whakamāramatanga o te kī whakawhitiwhiti kōrero matua i waenga i te PLC me te tīmatanga ngohengohe. Ko te tuatahi ko te whakatakotoranga karere raraunga, ā, ko te tuarua ko te kupu whakahaere me te kupu tūnga. (1) Te whakatakotoranga karere whakawhitiwhiti kōrero.

Ka tīmata te whakatakotoranga o ia karere me te tohu STX, kātahi ka tohu te roa i te LGE me te maha o ngā paita o te wāhitau taipitopito ADR, ā, ka whai ake ko te tohu mōhiohio raraunga kua tīpakohia. Ka mutu te whakatakotoranga karere me te tohu BCC o te poraka mōhiohio raraunga. Ko ngā ingoa mara matua e whakaatuhia ana penei: Ko te mara STX he tohu ASCII kotahi-paita (02hex) e tohu ana i te tīmatanga o te ihirangi o te karere. Ko te rohe LGE he paita, e tohu ana i te maha o ngā paita, ā, ka whai ake ko te ihirangi o tēnei wāhanga mōhiohio. Ko te rohe ADR he paita kotahi, koinei te wāhitau taipitopito o te pūnga teihana (arā, te tīmatanga ngohengohe).

Ko te rohe BCC he tātaitai he kotahi paita te roa, e whakamahia ana hei tirotiro mēnā he tika te ihirangi o ngā mōhiohio. Koinei te tapeke o ngā paita i mua i te BCC i roto i te ihirangi karere "XOR" - te hua o te tatau. Mena he koretake te ihirangi mōhiohio i whiwhihia e te kaiwhakaoho ngohengohe e ai ki te hua tatau o te tātaitai, ka makahia e ia te ihirangi mōhiohio, ā, e kore e tukuna he tohu raraunga whakautu ki te ingoa rohe.

(2) Kupu whakahaere me te kupu tūnga. Ka taea e te PLC te pānui me te tuhi i te uara taurangi o te tīmatanga ngohengohe e ai ki te rohe PKW o te tīmatanga ngohengohe, kātahi ka huri, ka whakahaere rānei i te āhua oma o te tīmatanga ngohengohe. I roto i tēnei pūmanawa pūnaha, ka pānuihia e te PLC ngā mōhiohio raraunga i tēnei rohe ka whakanoho ki tētahi rohe mōhiohio raraunga motuhake hei tiro mā te rorohiko whakahaere ahumahi, ā, ka whakaatuhia ngā mōhiohio i runga i te rorohiko whakahaere ahumahi mā te hua tirohanga.

5 Ngā Hua I oti i te pūmanawa pūnaha ngā mahi puranga aunoa e hiahiatia ana i ia rā, i runga anō i te mahi tahi a te rorohiko whakahaere ahumahi, te PLC me te tīmatanga ngohengohe. Kua tukuna, kua whakamahia hoki te pūmanawa pūnaha mai i te marama o Mei 2008. Ko te taumaha puranga o ia rā he 100 tana, ā, e 10 ngā tohutao ngaro e mahia ana. Mai i runga, mai i raro, kāore e taea te whakaatu noa i te tūnga mahi o ngā mōhiohio i te wā tūturu, engari ka whakaatu anō hoki i ngā mahi o ngā huringa tohutao ngaro me ngā whakapai ake; ngā tohutohu whakahaere motuhake, he maeneene, he pono hoki te mahi a te pūmanawa pūnaha, he ataahua, he huatau te mata pā ahumahi, ā, he watea te mahi tuturu. Hei tāpiri, ka tangohia e te pūmanawa pūnaha te hoahoa whanaketanga whirihoranga, ka taea te whakarato i te watea mō ngā whakapai ake i muri mai.

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