Kot noi truyon thong RS422/485 giua dong ho nhiot HANYOUNC NUX va JLC Mastor-K

Hion nay cac thiot bi diou khion tu dong ngoai chuc chuc nang Ia diou khion con duoc tch hop cong truyon thong RS-232 hoac RS-422/RS-485. Muc dch su dung cac cong truyon thong nay Ia do trao doi du Iiou giua cac thiot bi voi nhau hoac giua cac thiot bi voi may tnh. Trong truyon du Iiou khi mot thiot bi truyon du Iiou cho mot thiot bi khac hoac nhan du Iiou vo th Chung ta hay bat gap 2 cum tu Iormat va JrotocoI khi thiot Iap cac thong so truyon dan cho cac thiot bi . Dong ho nhiot NX7 Dong ho tu ghi NR100 SO DO KET NOI CAC DONC HO NHIET CUA HANYOUNC NUX QUA CONC RS-485 Nh vay van do dua ra Ia Chung ta phai thiot Iap Iormat va JrotocoI nhu tho nao do cac thiot bi do hiou nhau va truyon du Iiou duoc cho nhau. Thong thuong th cac hang san xuat thiot bi tu dong co tch hop cong truyon thong Iai thuong khong thong nhat voi nhau vo cach thuc truyon. Nou kot noi cac thiot bi cua cung mot hang san xuat th van do thiot Iap rat don gian va do dang. v du nhu khi ta co nhiou dong ho nhiot NX Sorios cua Hanyoung NUX duoc kot noi voi nhau thong qua cong truyon thong RS-485 duoc dua du Iiou vo may tnh hoac kot noi cac JLC Mastor cua LSIS (LS IndustriaI Systoms) hay giua JLC Mastor-K va bion tan thong qua LSBus th vioc kot noi cac thiot bi nay khong con Ia bai toan kho nua. boi v Hanyoung NUX co chuan giao tiop riong cua no va LSIS cung cho ra chuan giao tiop riong cua no nhung ca hai chuan Iai khac nhau hoan toan.

Hanyoung NUX Ia nha san xuat cac thiot bi tu dong hang dau tai Han Quoc. cac dong san pham diou khion nhiot do ngoai chuc nang diou khion nhiot do thoo JID. chuc nang kiom tra dong tai con duoc tch hop thom cong truyon thong RS422/485 nhu . NX/JX/NJ/RT9 Sorios (Opt.).Nhu vay khi muon kot noi cac thiot bi cua Hanyoung NUX voi cac thiot bi cua hang khac nhu JLC Mastor-K cua LSIS th vioc thiot Iap cac thong so truyon rat phuc tap. Trong bai nay so huong dan cho cac Ban Iam cach nao do thiot Iap thong so kot noi giua JLC Mastor-K 80S cua LSIS va dong ho diou khion nhiot do NX Sorios thong qua cong truyon thong RS-485. TRUYN THONC RS422/RS485 \ JROTOCOL CA NC H NHIT NX Sorios Khi su dung chuan truyon thong RS422/485 th khoang cach truyon thong toi da 1200m va van toc truyon co tho Ion don 10Mbits/s. Nguyon nhan ma RS422/485 co tho tang toc do va khoang cach truyon thong Ia do RS422/485 su dung phuong phap truyon vi sai. \a su khac nhau giua truyon thong RS422 va RS485 Iakhi su dung RS422 dung 4 day tn hiou TX(+). TX(-). RX(+). RX(-) va truyon du Iiou thoo kiou IuII DupIox con khi su dung RS485 ch su dung 2 day tn hiou truyon va nhan du Iiou va truyon du Iiou thoo kiou HaIf DupIox. So do kot noi .

Ciao thuc truyon . Cac dong ho nhiot cua Hanyoung Nux dung ma ASCII do doc hay ghi du Iiou vao cac thanh ghi D hay I va co 2 kiou giao thuc co tho Iua chon khi cai dat cac thong so cho bo diou khion nhiot do do Ia giao thuc tiou chuan STD va giao thuc SUM Ia dung ham SUM do kiom tra Ioi khi truyon va nhan du Iiou. I Khung truyon du Iiou thoo giao thuc STD. STXDia chLonhDu IiouCRLI 0x021 - 99Tai tai Iiou tai dia ch . www.hungphu.com.vn 0x0D0x0A I Khung truyon du Iiou thoo giao thuc SUM. STXDia chLonhDu IiouMa IoiCRLI 0x021 - 99Tai tai Iiou tai dia ch . www.hungphu.com.vn SUM0x0D0x0A I Cau truc du Iiou trong khung truyon . Du Iiou trong khung truyon duoc biou thi thoo ma HoxadocimaI. Do hion thi duoc dau cham (so Io) trong chuoi du Iiou khi ghi vao thanh ghi bang cach dung phuong phap nhan x10n va nguoc Iai khi doc du Iiou vo th dung phuong phap chia 10n. \ du. Khi khong tho hion dau cham cho gia tri Ia 10 . 1010 x 100000A ( chuyon doi sang ma ASCII ) Khi tho hion 1 dau cham cho gia tri Ia 10 . 1010 x 101 = 1000064 ( chuyon doi sang ma ASCII ) Khi tho hion 2 dau cham cho gia tri Ia 10 . 1010 x 102 = 1000003E ( chuyon doi sang ma ASCII ) THIT LJ THONC S TRUYN THONC CHO JLC MASTER-K80S Nhu da noi o phan dau. do JLC Mastor-K kot noi voi dong ho nhiot cua Hanyoung NUX Ia 2 hang khac nhau v vay khi kot noi truyon thong giua cac thiot bi nay. Chung ta phai dung phuong phap tu dinh ngha khung truyon dan (Usor Dofinod JrotocoI ). Cau hnh thiot bi cua JLC Mastor-K80S do kot noi voi dong ho nhiot cua Hanyoung NUX (NX Sorios) bao gom mot bo JLC (K7M-DR20S) va mot moduIo truyon thong RS422/485 (C7L-CUEC).

Cai dat thong so truyon thong trong phan mom KCL_Vo \or 3.66. Khoi dong phan mom KCL_Vo \or 3.66 (nou ban chua co phan mom nay th co tho vao wobsito www.hungphu.com.vn do tai vo mion ph ). sau do chon Jro]oct / Now pro]oct va chon vao Jaramotor va chon khung [ Comm. | Cai dat cac thong so kot noi. Communication . EnabIoStation Numbor. 0 (JLC Mastor-K so duoc chon Ia tram chu Mastor )Baud Rato. 9600Jarity Bit. NonoData Bit. 8honStop bit. 1Communication ChannoI. RS232 NuII Modom or RS422/485JrotocoI and Modo.Usor Dofinodva chon Mastor (Tu dinh nghakhung truyon du Iiou ) \a khi thiot Iap thong so truyon nay th cac thong so phai trung voi cac thong so da duoc cai dat tai dong ho nhiot NX Sorios cua Hanyoung NUX.

Thiot Iap khung truyon du Iiou . Trong Usor Dofinod. nhan vao nut [List| do thiot Iap khung truyon . Truyon du Iiou tu JLC don dong ho nhiot NX Sorios. Cac thong so thiot Iap trong bang tron dung do truyon du Iiou tu JLC Mastor-K 80S don dong ho nhiot do NX Sorios voi cau truc Ionh STX01DRS.02.0001CRLI . trong do 01 Ia dia ch duoc cai dat trong dong ho nhiot . DRS Ia tap Ionh cua Hanyoung NUX (tham khao tap Ionh trong tai Iiou cua Hanyoung NUX) . 02 Ia gia tri do xac Iap doc 2 khoi du Iiou Iion tioptu dong ho nhiot NX va 0001 Ia bat dau doc tu dia ch 0001 (NJ\) - gia tri nhiot J\ hion tai cua dong ho nhiot. Nhan du Iiou tu dong ho nhiot NX Sorios vo JLC . Tiop tuc nhan chon Iramo1 trong muc Iramo List . Cac thong so thiot Iap trong bang tron dung thiot Iap cau truc Ionh STX01DRS.OK.Data1.Data2CRLI do nhan du Iiou tu NX Sorios va JLC Mastor-K trong do M0 Ia thanh ghi chua du Iiou Data1 voi kch thuoc Ia 2 byo va M1 Ia thanh ghi chua du Iiou Data2 cung voi kch thuoc Ia 2 byto. Sau khi da thiot Iap cac khung truyon va nhan du Iiou. Chung ta bat dau viot chuong trnh diou khion cho JLC. Moi Ioai JLC cua LSIS so co Ionh truyon thong khac nhau. doi voi JLC Mastor-K 80S ta dung Ionh truon thong Ia SND8 khi goi khung truyon don dong ho nhiot do. Duoi day Ia doan chuong trnh diou khion goi khung truyon . Nhu vay Chung ta da thiot Iap xong van do truyon thong giua cac thiot bi khac hang voi nhau thong qua cong RS422/RS485.Chuc cac Ban thuc hion thanh cong.