UY BAN NHAN DAN TINH KHANH HOA SS Y TE •s.yj^ BAO CAO Kfr QUH BE TAI NCKH CAP IINH m THIET BI CONG CONG TREN MANG MAY TINH • • • BfeNH VlfeN TINH KHANH HOA Co' quan chii tri SOf Y TE KH^NIJ HO^ Co" quan thyc hien BENH VIENja^KHPA-TINH Mai Thj Thanh SOKH Co quan quan ly CONG NGHI aS.NGUYEN MANH TIEN HHOA d^Oiu ^Qfu>fip Muc luc • • Trang Danh muc cac hinh anh 4 Dien Giai Tir Viet Tat Va Tieng Anh 6 Tieng viet 6 Tieng anh 6 CHtTONGI 8 TONG QUAN 8 I. DAT VAN DE 8 n. TINH HINH NGHIEN ClTU TRONG VA NGOAI NlTOC 11 1. Tinh hinh nghien ciru ngoai nirffc: 11 2. Tinh hinh nghien cihi trong niro'c 14 III. NOI DUNG NGHIEN ClTU, PHU'ONG PHAP NGHIEN ClTU, MUC TIEU DE TAI. 15 1. Muc tieu de tai: 15 2. Noi dung: 15 3. Phtfcng phap nghien ciiu de tai: 15 4. San pham de tai: 15 CHUONG II 16 KET QUA NGHIEN ClTU 16 I. KET QUA DAT DUOC 16 1. Van de nang cap Controller 16 1.1 Controller gian tiep 16 1.2 Controller true tiep 19 2. Che tao mdi cac Bridge, Switch co tac dung md rong he thong dong thdi tang them hf so khuech dai tin hieu du-dng truyen 22 3. Chu-ffng trinh viet bSng ngon ngu- Assembly cho Hub, Bridge, Switch, Controller 25 4. Xay dyng he thong: 25 5. Xay dyng he thong bang ma hoa 27 6. Chirong trinh phan mem may tinh 27 Mot so SO" do thuat toan 31 7. Phu-o-ng phap bao ve 34 8. San pham ciia de tai 34 II. Ban luan 54 1. Danh gia ve hf thong 54 2. Bo Controller 56 3. Mach Bridge, Switch, Hub 57 4. Ve mat Icinh te 57 5. Ve mat cong nghe • 58 6. So sanh giira he thdng cu va he thong nghien cuu nang cap: 58 7. Nhiing van de chu-a dat du"0"c: 59 CHl/OTVGin 61 KET LUAN VA KIEN NGHI 61 2 I. KET LUAN 61 IL KIEN NGHI 62 PHU LUC '. 64 1. He thong kiem soat tren mang cua hang Jumboswith 64 2. He thdng kigm soat thiSt bi tren mang XWEB3000 cua hang DIXELL. 66 3. Controller E-CLASS cua hang DIXELL 67 4. Cau hinh mang ao RS485 theo tieu chuan Ethernet 67 5 . IC Ddng ho thai gian thyc DS1307 70 5.1. Sa do dja chi RAM va RTC: 72 5.2. Che do che hoat dong ciia DS1307 : 74 6. IC cam bien nhiet do LM335: 77 6.1. Mo ta chung: 77 6.2. Dac trung: 78 TAI LIEU THAM KHAO 79 1. Sach: 79 2. Website: 79 Danh muc cac hinh anh Trang Bang 1 : Mot so chuan ket noi thong dung hien nay 10 Hinh 1.1: He thong mang ciia hang DIXELL 12 Hinh 1.2 : He thong mang cua hang Smith 13 Hinh 1.3: He thong mang cua hang Jumboswitch 14 Hinh 2.1. Mach ddng ho dung IC thdi gian thirc DS1307 17 Hinh 2.2. Mach cam bien nhiet do dung IC LM335 18 Hinh 2.3. Mach cam bien dong va bat tin hieu ngat 18 Hinh 2.4: Mach vi dieu khien dieu khien thiet bi va luu trii dii lieu 20 Hinh 2.5: Mach dieu khien, mach do dong, nhiet do, mach nguon 21 Hinh 2.6: Mach Switch 8 port 23 Hinh 2.7: Mach Bridge 8 port 24 Hinh 2.8: Cau true 1 mang ST 26 Hinh 2.9: Bieu do nhiet do va dong dien hoat dong cua may dieu hoa tai phdng do dien nao do 28 Hinh 2.10: Bieu do nhiet do va dong dien hoat dong cua may dieu hoa tai phdng cap mau 29 Hinh 2.11: Bieu do nhiet do va dong dien hoat dong ciia may dieu hoa tai phong sieu am 1 30 Hinh 2.13a: So do ket noi toan he thong tai phong VTTB (lau 1 khu hau can) 35 Hinh 2.13b: So dd ket noi he thong dieu khien may hut trung tam va may dieu hda khoaHSCC 36 Hinh 2.13c: So dd kdt noi he thdng dieu khien may dieu hoa khoa Xet Nghiem Huyet Hoc (tang 1 khu 3 tang) 37 Hinh 2.13d: So d6 kit ndi he thong dieu khien may dieu hoa khoa Chan Doan Hinh Anh 38 Hinh 2.13e: So dd kk ndi he thdng diSu khiln may dieu hoa khu cip cuu (phdng noi soi) 39 Hinh 2.14a: Mach di6u khiln, do dong chay, dong khdi dong, nhiet do va mach ngudn sau khi ve xon^ 40 Hinh 2.14b: Mach dieu khiln, do dong chay, dong khdi dong, nhiet do va mach ngudn sau khi lap rap 41 Hinh 2.15a: Mach vi dieu khien va hien thi sau khi ve xong 42 Hinh 2.15b: Mach vi dieu khien va hien thi sau khi lap rap 43 Hinh 2.15c: Bo Controller sau khi dugc ket noi 44 Hinh 2.15d: Bo Controller da hoan thanh va dong hop 45 Hinh 2.16a: Mach Bridge 8 port sau khi ve xong 46 Hinh 2.16b: Mach Bridge 8 port sau khi lap rap 47 Hinh 2.16c: Mach Bridge 8 port hoan thanh va dong hop 48 Hinh 2.17a: Mach Switch 8 port sau khi ve xong 49 Hinh 2.17b: Mach Switch 8 port sau lap rap 50 Hinh 2.17c: Mach Switch 8 port hoan thanh va dong hop 51 4 Hinh 2.18a: Mach HUB 16 port sau khi ve xong 52 Hinh 2.18 b: Mach HUB 8 port hoan thanh va dong hop 53 Hinh 2.19: He thing mang cua hang DIXELL 54 Hinh 2.20 He thdng mang XWEB5000 55 Hinh 2.21 He thong mang ST 56 Dien Giai Tu- Viet Tat Va Tieng Anh CDHA CCL CNK HSCC MDH Sd KHCN UBND DK XNHH XQ Tieng Viet : Chan doan hinh anh r : Cap cuu luu : Chong nhiem khuan * ^ r : Hoi sue cap cuu : May dieu hoa : Sd khoa hoc cong nghe : Uy ban nhan dan : dieu khien : Xet nghiem huyet hoc : X-Quang ADC And ASCII BCD Board Bridge Controller CPU CT EPROM GND Tieng anh Analog Digital Converter; chuyen doi tuong tu sang so Cong va Americain Standard Code for Information Interchange Binary Coded Decemal; he dem nhi phan bang mach cau Bo dieu khien Central Processing Unit; don vi (khdi) xu ly trung tam Computer topography; cat lop bang may tinh Eraser Programm ROM; Bo nha chi doc co the xoa dugc Ground; ndi dat Hard lock I/O Intelligent Hub KB LAN No On-chip PC Port R/W RAM Remote anything ROM Server Slaver SQL Switch TTL Yes : Khoa bang phan cung : Input/Output; vao/ra : Hub thong minh : Kilo Bytes : Local Area Network ; mang cue bg :Sai : Tren chip : Personal Computer; may tinh ca nhan : Cdng : read/write; dgc/ghi : Random Access Memory; bg nhd truy cap ngau nhien : Chuong trinh ung dung dieu khien may tinh tir xa : Read Only Memory; bg nhd chi dgc :Chu :Td : Structured Query Language; Ngon ngil truy vin cc true : Chuyen mach : Transistor Transistor Logic : Dung CHUONGI TONG QUAN L DAT VAN DE Tai Benh Vien Da Khoa Tinh Khanh Hoa hien dugc trang bi nhieu may mdc hien dai de phuc vu cong tac kham, chiJa benh, phuc vu nhu cau sinh hoat cila benh nhan va nhan vien benh vien. Tuy nhien mot sd thiet bi cdng cong nam rai rac tai cac khoa phong rat kho kiem soat qui trinh hoat dgng ciia chung, din den hu hong thiet bi, anh huong den sue khoe ciia con ngudi, thit thoat dien nang nhu: thiet bi dieu hoa nhiet do, he thdng say la, he thdng hut trung tam. Cu the: - May dieu hoa tai cac khoa, phdng benh nhan, phdng may nhan vien thudng dieu chinh che do lanh khdng hgp ly dan den may dieu hoa chay lien tuc, do chenh lech giua mdi trudng ben trong phdng va ngoai phdng qua cao anh hudng den sue khoe, ddng thdi may dieu hoa kho dap ung dugc, dan den hdng thiet bi. - Tram hut trung tam dung cho 4 khoa: Phdng md, Khoa Nhi, San, Hdi Sue Cap Cuu, do ngudi dung lau lau quen dong van. Sau khi thuc hien hut hoac ddng van khdng het, dan den hien tugng rd ri lam may hut chay lien tuc lam tdn that dien nang, giam tudi thg ciia thiet bi va gay hu hdng. - He thdng siy la cua Khoa Chdng Nhiem Khuan: Day la he thdng su dung ngudn dien cdng suat Idn, neu quy trinh su dung khdng diing, thdi gian sir dung keo dai dl din den hien tugng chay, chap dien. - Tir nhu clu thuc tl do, cin phai nghien cuu dua thiet bi nay ket ndi vdi mot may tinh tai trung tam nhlm tan dung nhiing uu diem cua may tinh kiem soat, dilu khiln thilt bi chSt che hon, han chi nhiing tac ddng sai sdt neu tren, bao ve thilt bi khdi hu hdng, nang cao tudi thg ciia thiet bi, tiet kiem dien nang. Nam 2004, Benh vien da khoa tinh Khanh Hda da dugc UBND tinh, sd KHCN cho tiln hanh nghien cuu dk tai: "Xay dung he thdng kilm soat va dieu khien thiet bi cdng cong tren mang may tinh" dk tai da dugc hoi ddng khoa hgc tinh Khanh Hda nghiem thu thang 03/2006 va dugc danh gia dat loai kha. DI tai da dat dugc cac ket qua sau: a. Kilm soat chat che thilt bi, nang cao muc an toan trong sii dung thilt bj - Vdi mot sd thdng sd nhu nhiet do phdng lam viec, ddng chay ciia may dugc dua vl vi xii" ly va may tinh da giiip cho ngudi sii" dung, can bg ky thuat cd day dii cac ylu td cin thilt dl theo do! qua trinh hoat dgng ciia may. Tai trung tam, can bg ky thuat cd thi phat hien kip thdi va dilu chinh lai thong s6 nlu nhu ngudi sii dung cai dat sai, khong phu hgp. - Trong thdi gian ngan chay thii tai benh vien, he thdng da giiip dam bao cho toan bd 15 phdng khoa Chan doan hinh anh, 7 phdng khoa Cap cuu luu duy tri nhiet do tir 25°C trd len. - Vdi thdng sd ddng dien truyen tu he thdng hiit trung tam len may tinh so sanh vdi bd thdi gian ciia chuong trinh, ngudi can bd ky thuat da co the kiem tra theo ddi qua trinh hoat dgng ciia may hiit. Neu he thdng bi hd hoac ngudi su dung quen tat cac van hiit tai cac khoa, can bg ky thuat se phat hien thay va tien hanh kiem tra he thdng hoac cd the cat may neu thay can thiet. - Vdi he thdng may say, la tai khoa Chdng nhiem khuan, can bd ky thuat cd the giam sat dugc qua trinh boat dgng ciia may ddng thdi theo ddi dugc miic do tda nhiet tu cap dan dien ciia he thong, qua do cd the xii ly dugc ngay neu cd sir cd xay ra hoac ngudi sii dung sii dung sai muc dich (chay may trong thdi gian nang rao, chay may ngoai thdi gian lam viec de phuc vu ca nhan). Vdi phuong phap ket ndi nhu de tai toan bg he thdng bao ve cii van dugc giU nguyen ket hgp vdi mot sd bao ve mdi nhu bao ve qua dong qua nhiet, he thdng se dugc bao ve an toan hon. Qua thdng sd ddng hoat dgng ciia may, can bg ky thuat cd the chan doan sdm mot sd benh ciia thiet bj nhu: - Ddng may chay cao ma nhiet do phdng khdng xudng, may cd the bi do ban, tac nghen dudng din gas. vv - Ddng may chay binh thudng ma phdng khdng dat do lanh hoac cham dat do lanh, may cd the bi do ban dan lanh. - May chay ddng thap, may cd the bj thieu gas. - May chay ddng cao do lanh dat binh thudng cd the nap du gas.v.v b. Nang cao hieu qua su dung thilt bj va hieu qua phuc vu benh nhan - Trong qua trinh theo ddi sau khi ISp dat he thdng mdi, do dieu chinh dugc cac thdng sd nhiet do ciia phdng may phu hgp (tu 25°C - 28°C), may dilu hda hoat dgng dn dinh, cd thdi gian nghi khdng nhu trudc day nhieu may chay 24/24 do thdng sd cai dat may qua thap gay ra thit thoat dien nang. - Mot sd may dilu hoa khi kit ndi vao he thdng da phat hien ra tinh trang thilu gas, do dan ndng nen can bg ky thuat da khic phuc ngay dam bao cho may dilu hda hoat dgng diing ehl do tranh tinh trang may chay mai ma nhiet do phdng khdng ha xudng. - Vdi nhiet do phong dugc duy tri tu 25°C - 26°C, ngudi sii dung va ngudi benh se khong bi tinh trang qua ndng hay qua lanh. - Vdi viec sii dung hgp ly diing cac thilt bj, ngoai tac dung nang cao tuoi thg, giam hu hdng cho thiet bj cdn cd tac dung tiet kiem mot lugng dien nang Idn. c. Thuc hien tu ddng hda trong sii dung va bao quan thilt bi. He thdng dilu hda ciia khoa CDHA va khoa CCL (gdm 29 may). He thdng hiit trung tam, he thdng sly, la (2 may sly,^ 1 may la) ciia khoa CNK dugc ndi vao he thdng cua de tai, bang phan mem da viet cac thilt bi nay se thuc hien dugc chi do ddng md tu ddng khi can thiet. Tu ddng ngit khi cd sir c6 va gui cac canh bao vl trung tam de ngudi quan ly nim bit dugc kha nang hoat dgng cila thilt bj. Vdi uu dilm vugt trdi ciia may tinh, he thdng kilm soat va dilu khiln thilt bi tren mang may tinh cdn cd the dieu chinh kip thdi cac yeu cau theo diing nhu cau ciia ngudi sii dung mot each linh hoat, thuan tien, de dang hon cac he thdng don le hien nay. Ve mat dien nang, ngudi quan ly cd the dieu hda giiia cung va cau mot each hai hda,hgp ly. Ndi chung de tai co ban da giai quyet dugc cac muc tieu de ra. <• Tuy nhien he thdng cdn mot sd van de han che va mot sd van de chua dugc nghien ciiu can phai tiep tuc nghien ciiu nhu sau: > Mot sd van de can nghien ciiu tiep: - Mang da nghien ciiu chi trien khai tren dien hep khi md rdng se trd ngai ve mat ky thuat ciing nhu tdn kem ve mat kinh te (phai tang nhieu may tinh va he thdng trd nen rdi ram phiic tap khdng kha thi trong thuc te). Cu the: + 1 HUB da nghien ciiu hien nay chi cd 16 port « quan ly dugc 16 khu vuc (phdng). Nhu vay neu sd khu vuc tang len thi HUB khdng dap ling dugc can phai trang bi them may tinh va phai viet them chuong trinh bd sung. Nhu vay ca phan cung lln phan mem chi ung dung dugc trong 1 pham vi nhat dinh vdi sd lugng khu vuc han che. + Neu ap dung 1 sd chuan thdng dung hien nay thi ciing chi quan ly 1 sd lugng thiet bi nhu sau: PART NUMBE R MAX481 MAX483 MAX485 MAX488 MAX489 MAX490 MAX49I HALF/FU LL DUPLEX Half Half Half Half Full Full Full DATA RATE (Mbps) 2.5 0.25 2.5 0.25 0.25 2.5 2.5 SLEW-RATE LIMITE No Yes No Yes Yes No No LOW-POWER SHUTDOWN Yes Yes No No No No No RECEIVER/ DRIVER ENABLE Yes Yes Yes No Yes No Yes QUIESCENT CURRENT (HA) 300 120 300 120 120 300 300 NUMBER OF TRANSMITTERS ON BUS 32 32 32 32 32 32 32 PIN COUNT 8 8 8 8 14 8 14 Bang 1 : M9t so chuan ket noi thong dung hien nay Nhu vay, khi triln khai he thdng tai benh vien theo chuan nay ciing khdng giai quyet dugc van de da neu ra. 10