Acquisizione dati dal sensore SHT71 e trasmissione in rete in Real-Time

Transcript

1 I Tcnc Indl A. Pcn - c (A) Ann 2012/2013 Acqzn d dl n HT71 mn n n Rl-Tm A : V H (-ml.@yh.) T : P. Cmn (-ml cmn.@zn.) I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 1

2 Indzn HT71 HT71, ppnn ll ml d n HT7x, è n n d mp mdà lv. Il n n pù lmn ch pcn nl n m dl à clb. Un nc n d cpcà è p m l mdà lv mn l mp è m d n n bnd-p. Enmb n ccpp cn d n cnv nlc dl d n cc d ncc l. Cò cnn d v n l d qlà, n p vlc dl d d v n nnblà db n. Q dpv, cm n cmpnn dll ml HT7x, è clb cn n dmn pcn d mdà. Tl ccn n mmzz n n mm OPT n p clb nnmn l nl dl n. L ncc l I2C l l d nn nn mplcn l m n. L pccl dmnn l b cnm nn dl HT71 n cl pmn p n p d pplczn. D n ndc l cch dl n : D cm pò vd d c p dl dh, l n lv n cndzn ml n n n d mdà cmp [ ] RH% cn n llnz dl ±1 RH%, mn l n d mp lv n n n cmp [ 0-40 ] C cn n llnz d cc ±1 C. P n m cn l n bn lzz l ncc l I2C. I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 2

3 Indzn l pcll d mn l I2C L I2C, cnm d In Ind Cc, è n m d cmnczn l bl lzz cc n vlpp dll Phlp mcndc, NXP. E è c d 2 ln bdznl, dnmn DA (d) d CL (clck). Tl ln dvn cll p cnn ll lmnzn m d d pll-p ch vnn p mp vl d nn ll ln. L I2C è n mn l b qnz d mn dn l ql n nv d ch l clck dll mn : cò pm d m d l n bnd b,nz lcn mdlzn; nn v lm mnm d qnz; pché l l l b è n nzn dl vl dll ln dl clck (CL) l ln d (DA). In n n mn I2C è cì c: Inz d n m, ch mpn l b n qnz d, l ln DA vn z b dl m mn l clck CL è lvll lc l, qnd CL è b, l cmb dl pm by d m, n b m ll ln DA è bl qnd CL è lvll lc l Dp l by m l dpv lv pò nv n b d cknwld p nm l m ch l l è nd bn n P mn l cmnczn cn l lv, l m nv n qnz d p In n p n mn I2C l m nv: n qnz d l ndzz dll pc cn c cmnc l cmnd m d nv l dpv n qnz d p I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 3

4 L'ncc I2C dl n HT71 Incc l dl HT71 è cmp d 4 pn ch n: CK, l clck l VDD, nn d lmnzn ND, cpnd ll 0V DATA, b d l bdznl L nn d lmnzn dl n HT71 dv cmp n n n d V, ccmnd è n nn d 3.3V. L'ncc l dl n è mzz lmn p l l nn pò ndzz d n clc pcll I2C; cmnq l n pò cnn d n b I2C nz n cn l pch, pché l mccnll pp dn pcll. In è pbl v l cc pc d pplczn ch ncld nch n d pllp l nn d lmnzn VDD l DATA p v cnl d nl l mccnll l n. Pm ll cch dl nl n n d n c ll mpzzzn dl n I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 4

5 Cm n n bll l mp mnm d clck d mn Tck ch l n è n d d lb nn pò pù pccl d 100n. Dp l ccnn l n nc d 11m p l lp. Nn cmnd dv nv pm d ql mp. P nzlzz l mn bn nv l qnz d : cn n n lvll lc b d DATA mn CK è l, d n mpl b l CK; DATA p n l mn CK è nc l. (vd l d ) Dp l qnz d nvn cmnd p cmnc cn l n, d è p l bll d cmnd. L qnz d cmnd è cmp d 3 b (l 000 è pp ) d 5 b d cmnd. Dp l by d cmnd l m dv p b l ln D ( b ACK ) dp l n d dc dll 8 clck CK. I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 5

6 D mm n mp cmpl dll'cqzn dl'mdà ( p l dh ) : Dp l'nv dll qnz d, l m nv l qnz d cmnd ch, nl c dl'mdà cpnd " ", dv "000" cpnd ll'ndzz mn "00101" ppn l cmnd p chd l m dll'mdà. D dl l lzn dll mp è d 14b mn qll dll'mdà è d 12b. Dp l'nv dll qnz d cmnd l m mn l ln DATA l l ln CK b, n d p dl n. Dp v l m ( n n 80m p n cdc 12b ) l n mpn l ln DATA b ( v l nz d pll-p ) : nz qnd m l vl dll m l m n dn dccn, cè dl b pù ncv l mn ncv. Nl c n c l cdc 12b, cm nl c dll'mdà, vnn n q b "0" p cmpl l by d m (vd "Idl B" F 12 ) P cnv l nl n c l n n n nl cpndn l vl c, bn cmpn l cch dl n dll'mdà dll mp. P cmpn l nn-lnà dl n d mdà lzz l ml: dv C1,C2,C3 n cn n nzn dll lzn dll m ( 12 8 b ) L cc dl bnd-p PTAT ( Ppnl T Abl Tmp ) è ln d bbc. I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 6

7 Bn cnv l nl n c l d nl vl c d mp: VDD, ppn l p d lmnzn pplc l n d1, d2 n cn dvn cl cnd dl'lmnzn VDD. E pbl cl n cnvn n cl Cl ( C ) n cl Fhnh ( F ); d2 n n cn dll lzn dll cnvn [ b ] Indzn Rpby P ( RP ) P p pl l n n lzzm l chd Rpby P (RP). Il Rpby P (RP) è n nl-bd cmp vlpp n Inhl dll Rpby P Fndn; z ll m pzn mplc mdlà d lzz è pbl lzz pcmn m d cnll d v n. Dvmn d n'ch d n mplc mccnll, RP mn l nn l chp Bdcm BCM2835, n n m n cmp d n pc ARM1176JZ-F cn n qnz d lv d 700 MHz, l ql pò ncc dmn cn n d mdl à pn ll chd. RP è cmp d v mdl: PIO, n nc pn cnll v w pmn ll chd d ncc cn cc lc n I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 7

8 Pc nn LAN ( RJ-45 ETHERNET ), p l cnnn d nn L d chd, dv è n n chd d mm D cnn l m pv Pc Vd RCA / HDMI, dv è pbl vn l mnl dl m Almnzn mnub ( 5V - 1A ), p lmn l chd L ndzn Rpby P Fndn h l p dll chd Opn-c : cò cnn d v dpzn n v và d w v l lb d l'pp d mdch d p d l pmm ndpndn. L chd è p p p m b knl lnx. T l v dbzn lnx bbm cl Rpbn, b Dbn lnx l ql m dpzn à l nn ml l cmpl à pnll, ql C, C++, Pyhn, Jv. P l mn l chd l n bbm dc d cv l pcll I2C n C, pché pmv d n ml pzn p d l ln d pmmzn d l lvll. P cò bbm lzz 2 p dll PIO dl RP p lzz l ln DATA CL. Pm d cò bbm cmpl l lb dl pc dll chd "bcm2835.h" c n C, l ql pm d l p PIO ch dvà ncl nl pmm. E è dpnbl l lnk : hp:// L lb pò clmn nll lncnd n cmnd: zxv bcm xx..z cd bcm xx./cn mk d mk chck d mk nll P cmpl l pmm lzzm l cmpl CC, ch cmpl n n C n bl Lnx cn l n cmnd cc l.c l bcm2835 Il pm mn ppn l pc dl n d cmpl L mn ndc l cmpl d p l pmm nll dcy n, L mn l ndc l lb ch bn pcc p cmpl l pmm, nl n c dbbm pcc l mnm dl chp bcm2835 I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 8

9 Il pcll I2C Rpby P T v mdl dll lb dcvm qll ndmnl p lzz l PIO: bcm2835_p_l( PIN, BCM2835_PIO_FEL_OUTP) mp PIN cm cm c bcm2835_p_w(pin, LOW) mp PIN lvll lc b bcm2835_p_w(pin, HIH) mp PIN lvll lc l bcm2835_p_l(pin, BCM2835_PIO_FEL_INPT) mp PIN cm n bcm2835_p_lv(pin) c l vl lc dl PIN p cm n Nl pmm lzz bbm pm dn l dnzn mdl nc p l pcll I2C, ql pmn l pmm d mlpm, m p ld mplc d cp. Abbm dn l n dnzn: ch DATA_BIT : è n vbl lcl, ndc l'ndzz dll ln DATA ch CLOCK_BIT : nch' vbl lcl, ndc l'ndzz dll ln CLOCK #dn DATA_IN : mp l ln DATA cm n #dn DATA_OUT : mp l ln DATA cm c #dn DATA_LOW: mp l ln DATA lvll lc b #dn DATA_HIH : mp l ln DATA lvll lc l #dn DATA_READ : mp l ln DATA cm n #dn CLOCK_OUT : mp l ln CLOCK cm c #dn CLOCK_LOW : mp l ln CLOCK b #dn CLOCK_HIH : mp l ln CLOCK l Abbm dn n mdl: I2C_n(ch d,ch cl) : l ql pm d nzlzz l p PIO d lzz p l mn, mpnd l ln DATA CLOCK c vd I2C_n(ch d,ch cl) DATA_BIT = d; CLOCK_BIT = cl; nd(vd) : nv l qnz d c vd nd(vd) // CL b DATA l CLOCK_OUT; DATA_OUT; DATA_HIH; I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 9

10 CLOCK_HIH; DATA_LOW; CLOCK_LOW; //INTERVALLO DI TART LETTO DAL ENORE CLOCK_HIH; DATA_HIH; CLOCK_LOW; DATA_LOW; ndr(vd) : nv l qnz d c vd ndr (vd) //nzlzz p CLOCK_OUT; DATA_OUT; n k; DATA_HIH; (k = 0; k < 12; k++) CLOCK_HIH; // BLOCCO DI RITARDO : RAPPREENTA IL MANTENIMENTO ALTO DEL CLOCK CLOCK_LOW; I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 10

11 ndby(nnd ch by) : nv l by p cm mn d p ch. Q md h p mn l vbl by d p ch, ch cpnd l by d nv l b I2C; P cò p l cnn n n vbl mpn mpby, nch d p ch Avv n ccl nll vbl k, d p n, l c vl nzl è p 0x80, 128; l cndzn nchè l ccl p è ch k m d 0 l ncmn è p k/2; Cò nc ch l ccl vn p n nm d vl p d n: k = 0x80 = 128 = 2 n -> n = 8 ch è p 8. Q vbl và lzz p mch l b dl by d nv l b, pnd dl p ncv l mn ncv : l b è p d 1 m lvll lc l l ln DATA n l m lvll b. In l pmm p lvll l l clck p n nvll d mp p l mp d clck p p n b. Dp ch l pzn p 8 vl, l pmm nv n lm b d clck p l ln DATA cm n. c n ndby(nnd ch by) nnd ch mpby; n k; //INIZIALIZZA PORTE DATA E CLOCK COME UCITE CLOCK_OUT; DATA_OUT; mpby = by; (k = 0x80; k > 0; k /= 2) (mpby & k) DATA_HIH; l DATA_LOW; CLOCK_HIH; //INTERVALLO DI LETTURA DEL ENORE (DA CALIBRARE) CLOCK_LOW; DATA_IN; CLOCK_HIH; CLOCK_LOW; n 1; I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 11

12 nnd ch RdBy(n whck) : c l by l b dl n, l'mn è p d 1 nv l b d Acknwld p 0 nn nv l b d Acknwld Q md è ml ml qll dl ndby() : lzz l n ccl cn l vbl k, lmn ch l b nlzz l b è l n n b ll vbl mpn mpby, nd n mplc OR cn l mch (pch m vl p d 1 p mch l b! ) c nnd ch RdBy(n whck) nnd ch mpby; n k; //INIZIALIZZA PORTE DATA_IN; CLOCK_OUT; mpby = 0; (k = 0x80; k > 0; k /= 2) CLOCK_HIH; (DATA_READ) mpby = k; CLOCK_LOW; (whck) // Acknwld dl by DATA_OUT; DATA_LOW; CLOCK_HIH; CLOCK_LOW; DATA_IN; l // nz cknwld DATA_OUT; DATA_HIH; CLOCK_HIH; CLOCK_LOW; DATA_IN; n mpby; n RdTmp(vd) : lzz mdl dc n pcdnz vv n mn p m l mp n l vl d mp ENZA COMPENAZIONE c n RdTmp(vd) nnd ch Lb, Mb, Chk; // INVIA LO TART I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 12

13 nd(); // INVIA COMANDO : E LA TX NON é ANDATA A BUONFINE, RITORNA (! ndby(cmd_temp)) n 0; // APETTA FINTANTO CHE IL DATA IA A LIVELLO ALTO // - l n è n p p l'cqzn dll mp // n n l'pzn chd cc 80m p l cdc 12b // - Dp l cmplmn dll m l n mpn l ln DATA lvll b whl (DATA_READ); Mb = RdBy(1); Lb = RdBy(1); Chk = RdBy(0); //CRC-8 CHECKUM n (Mb << 8) + Lb; n RdHmdy(vd) : cm RdTmp() vv n mn p m l'mdà ENZA COMPENAZIONE c n RdHmdy(vd) nnd ch Lb, Mb, Chk; nd(); (! ndby(cmd_hum)) n 0; whl (DATA_READ) ; Mb = RdBy(1); Lb = RdBy(1); Chk = RdBy(0); //CRC-8 CHECKUM n (Mb << 8) + Lb ; Ulzznd mdl dn p è pbl lzz l mn d dc: n mn(n c, ch ** v) //INIZIALIZZA LIBRERIA PROCEORE RAPBERRY PI bcm2835_n(); //POWER ON : RPI_PIO_P1_16 :::: dp 11m l n v n lp md bcm2835_p_l(rpi_pio_p1_16, BCM2835_PIO_FEL_OUTP);bcm2835_p_w(RPI_PIO_P1_16, HIH); dlymccnd(15000); n,h; //vbl mpn : mp, mdà I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 13

14 l RH, TC; // UMIDITà RELATIVA & TEMPERATURA IN CENTIRADI //INIZIALIZZA DATA E CL DELLA I2C I2C_n( RPI_PIO_P1_12, RPI_PIO_P1_18 ); //LEI I VALORI DEL'UMIDITà E TEMPERATURA h = RdHmdy(); = RdTmp(); //CONVERIONE DEL ENALE IN UCITA RH = ( * h) + ( E-6 * h * h); TC = (0.01 * ); //TAMPA A VIDEO IL RIULTATO pn ("%.2&%.2", RH, TC); bcm2835_cl(); Il mdl bcm2835_n() nzlzz l lb dl pc dll chd v chm ll'nz dl mn; mpm l p 16 dll PIO l p lmn l n n; cn l nzn dlymccnd(15000) pm 15 mllcnd nchè l n p n mdlà lp-md, cè p qnd pn cv cmnd; nzlzzm h cm vbl mpn p cnn l dll m dl n dnm RH TC pvmn cm vl d mdà mp nl; cn l md I2C_n( RPI_PIO_P1_12, RPI_PIO_P1_18 ) dnm DATA CLOCK pvmn cn pn 12 18; Em l l dl n v mdl RdHmdy() RdTmp() ch nn vl ll vbl h ; Clclm l vl l dll ndzz c cn l ml d cnvn dn dl dh: mpm l mnl l dll'mdà dll mp p dl c "&" pchè l'c dvà lb d n l pmm ch à l mn n dl d. I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 14

15 Mm d l chm lc lzz : L mn n : Pyhn, PHP XML P l mn n bbm dc d lzz l mwk Pyhn ch n mdl m dpzn n pn ck ch c nmmn cn pch zn l pcll TCP/IP dll chd. Ulzzm p l mn n v l pcll pplczn HTTP, cnm d HypTx Tn Pcl ppnn l 7 lvll OI, ch è p l mn d n'nmzn l wb b n'ch cln/v dv l cln nv l v n m d ch l v pnd cn n m d p. Il m d ch HTTP è cmp d: R d ch (q ln), dv'è cnn l' dll ch ( URI ) n d p lzz è qll ET p n n cnn d n ch zn hd (nmzn nv), dv è dn l p d cln l v c c nd; l'hd HOT è bbl ndc l'ndzz wb dl v c pdnd l ch Bdy (cp dl m), ppn l p dl m n c n cnn d d m I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 15

16 All md l v pnd l cln nvnd n m d p cnn: R d (-ln) zn hd Bdy (cnn dll p) ppnnd d vl cnll l ndzz ch n mp l, lzzm dl l cln dll chd n pmm ch l m dll ndzz ch ch l nv l v d nvll d mp cmn nll: 1 x = AcqznHT71 y = InvAlv(x) Acqc l m Invl l v, c n p l mn n p l'cqzn y Mm d l pmm mn.py ch à l'cqzn l mn dll'nmzn: # DEFINIZIONE DEI MODULI mp bpc # MODULO PER RICHIAMARE IL PRORAMMA IN C mp y # MODULO ACCEO LIBRERIE DI ITEMA mp m # MODULO LIBRERIA DI TEMPORIZZAZIONE mp n mp llb d = "l#cmpn#c" whl(t): p = bpc.chck_p(["/hm/p/main/h71"], d=bpc.pipe).cmmnc()[0]; #p = "48.07&20.62" pn p b = p.pl('&') c = b[1] h = b[0] # INVIO AL ERVER DELLA MIURA d=[('d', d ),('', c ),('', h )] vl=llb.lncd(d) ph='hp:// l = ph + '?' + vl l = llb.lpn(l) I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 16

17 pn l.d() Abbm dn v mdl c l lb bpc ch pm d chm l pmm c n C ch bbm dn pm p cq l mp l'mdà dl n; L lb llb dnc mdl p l pcll pplczn HTTP dll chd; L lb n pm d lb l n; L vbl d cnn l cdc dll chd; n cdc è nl n md: nzn#n#p vn p n ccl nn [ whl(t) ] nl ql: vn l pmm c n C p l n dl n, pnd l l ll vbl p. l'c dl pmm vn p mp vd cn l'zn pn p. Tl l, ch è n n m nl n md: N_UMIDITA&N_TEMPERATURA,è p dv cnd l c "&" (dn nl pmm n C cm c p) v l'zn b = p.pl('&') ch c ll vbl b l mn d n y cnn l d m. Av l zn h = b[0] c = b[1] pm ll pv vbl l cnn dll'y. Abbm p dn n y mldmnnl d n c vnn dn d d pd l v. dp v cmpl l mzn d d, q vnn pd v l'zn llb.lpn(l) ch n l p dl v ll vbl l, pn p c l mnl. Dl l v à pn n pmm ch là d nv dll chd cln, lvà l m n n dmn mzn nà l cln n m cn c l l dll'pzn. d = cdc-chd = TmpRcv = UmdRcv AnDb(d) pdcrl() L d cv An l db dll chd, dnc dl cdc dll chd pdc l l L m nn lv nl db n n mzn XML p mplcà d lzz; và n mzn dl p n: I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 17

18 C vm d PHP, cnm d Hypx Ppc, ch è n ln d pmmzn np ml ml l C ch lv l lvll pplczn HTTP dll mcchn dl v, c p l pmmzn d pplczn wb. Mm d l pmm pld.php ch à db: <?php // mdl d pld d // A : // Dczn : ncc d pld m cnll/v // mdlà : ET // ncn () ( mpy($_et['']) mpy($_et['']) mpy($_et['d']) ) n ":cmp v"; $mp = $_ET[""]; $mdà = $_ET[""]; $d = $_ET["d"]; //nzn#n#c $dcdd = xpld("#", $d); $nzn = $dcdd[0]; $n = $dcdd[1]; $c = $dcdd[2]; $ph = "d/nn/". $nzn. "/". $n. "/". $c. ".xml"; $xml = nw mplxmlelmn($ph, NULL, TRUE); $dy = d("j F Y, : "); $m = $xml->ddchld('m'); $m->ddchld('mp', $mp); $m->ddchld('md', $mdà); $m->ddchld('', $dy); $xml->xml($ph); n "$d : nv"; # n dcml è 23 ->> nzn%23n%23c I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 18

19 ch ();?> Il pmm nlzz cmp nv, n nll n n n n :cmp v ; Acqc d nv n mdlà ET nll vbl $mp, $mdà, $d; Elb l n d ch cpnd ll dncv và ddv n b l c # ; l cnn à dpnbl nll y $dcdd ; Il pmm pà l db XML dll chd ch v n n pcc ndzz; l ndzz, cnd vl p nll vbl $d,à c c: d/nn/nazione/reione/paee.xml Un vl p l l và n cn l nv m nà ll chd l dncv dll d n m d NAZIONE#REIONE#PAEE : nv Pm ll dczn dll p nl dl p, l n ch pnn vlzz l dll m n mp l, n cmnm bw. Il cln dvà cll d n'l pn PHP ch n md ml d pld.php ccdà l db ch p l l m pdl l cln. Mm l cdc dll pn nd-plln2.php c nv l ch p l m: <?php // mdl d plln d ( cnl jx ) // A : // Dczn : ncc jx plln // mdlà : ET ncn q() $nzn = $n = $p = $_ET["nzn"]; $_ET["n"]; $_ET["p"]; $ph = "d/nn/". $nzn. "/". $n. "/". $p. ".xml"; $xml = nw mplxmlelmn($ph, NULL, TRUE); ////////////////////////////////////////// // INVIAMI L'ULTIMA MIURA!!! /////////////////////////////////////// $ = cn( $xml->m ) - 1; $mp = $xml->m[$]->mp; $md = $xml->m[$]->md; $ = $xml->m[$]->; I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 19

20 $d = "$nzn#$n#$p"; $ = jn_ncd(y("nm"=>$,"d"=>$d,"mp"=>$mp,"md"=>$md,""=>$)); n $; ch q();?> P m n mp l l m c vm dll lb c jqch ch bbm n pn ll mp ml mplc d lzz. E è dpnbl ll ndzz: hp:// pn l pblm d c n vlzzzn nch n mp l. P cò lzzm n cnc chm AJAX, cnm d Aynchn Jvcp nd XML l ql v n pmmzn cln n plln l v d nvll ppmvmn nll, lvnd n ppn lczn d mm d cv. P l ch l v lzzm l lb jqy, d l p pn lb Jvcp. Mm d l cdc dll pn ndx.hml pn ll ndzz ch l clck dl bn vvà l czn dl v : <!DOCTYPE hml PUBLIC "-//W3C//DTD XHTML 1.0 Tnnl//EN" "hp:// <hml xmln="hp:// <hd> <l>lv D Exmpl - HTML5 jqy Ch Pln by jqch</l>  <cp c="j/jqy mn.j" yp="x/jvcp"></cp>  <lnk l="ylh" yp="x/c" h="c/jqy.jqch.c" /> <lnk l="ylh" yp="x/c" h="c/jqy.jqrnld.c" /> <lnk l="ylh" yp="x/c" h="hm/l-/jqy c" /> <cp c="j/jqy.mwhl.j" yp="x/jvcp"></cp> <cp c="j/jqy.jqch.mn.j" yp="x/jvcp"></cp> <cp c="j/jqy.jqrnld.mn.j" yp="x/jvcp"></cp>  <cp ln="jvcp" yp="x/jvcp"> I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 20

21 ////////////////////////// // DEFINIZIONI COTANTI //////////////////// v nzn; v n; v p; v nm; // nm d m nm = -1; ncn (n,, p) nzn = n; n = ; p = p; ////////////// /// MODULI AJAX p l plln dl v ncn pd( ) v p; $.("hp:// nzn: nzn, n: n, p: p, ncn(p) //p.mp; //p.pn; //p.mdà; //p.nm; //p.d; ( p.nm > nm ) nm = p.nm; = p.mp["0"] * 1; = p.md["0"] * 1; ( >= 20 ) l d_.plc(0, 1); d_.plc(0, 1); ddpn(, ); ddpn(, );, "jn" ); I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 21

22 // APETTA ->> n cm cllbck!!! ;D 1 Tm("pd()", 1000); ////////////////////////////////////////// /// MODULI DI JQCHART v d_ = []; v d_ = []; v ; =0; $(dcmn).dy(ncn () $('#jqch').jqch( l: x: 'Lv D', hdw: nbld:, x: [ nm: 'y1', lcn: 'l', nm: 'y2', lcn: 'h', kyl: '#FCB441', mjdln: kyl: '#FCB441', mjtckmk: kyl: '#FCB441' ], : [ l : 'Tmp C', yp: 'pln', xy: 'y1', d: d_, l : 'Umd RH%', yp: 'pln', xy: 'y2', d: d_ ] ); ); I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 22

23 </cp> ////////////// // MODULO DEBU /////////////// // AIUNI UN PUNTO AL RAFICO ncn ddpn(mp, md) d_.ph([, mp]); d_.ph([, md]); ++; $('#jqch').jqch('pd'); // AVVIA LA RICEZIONE ncn () ("l","cmpn","c"); pd(); </hd> <bdy> <dv> <dv d="jqch" yl="wdh: 800px; hh: 500px;"> </dv> <np vl="" yp="bn" nclck="()" > <h1>debu - ENDCLIENT</h1> <p>("l","cmpn","c");</p> <p>pd();</p> <h1>debu - RAPBERRY</h1> <p>nv n m : hp:// </p> </dv> </bdy> </hml> I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 23

24 Lmndc lmn dcv mdl d lvll pù l, mm cn n mplc dmm d l l nznmn: Al clck d ("l","cmpn","c") X = pdcrch(d) ddpn(x) ApM(1000) Il pmm nz l clck dl bn Imp l ch d pd L pdc n l p, pn p n nl c P p 1000m p l ch p n n l pn, nd n ccl nn I Tcnc Indl A. Pcn - c (A) - Ann clc 2012/13 Pn 24