Ellhniko mini-HOWTO toy Seiriakou Pontikiou 3 Koympiwn: Allazontas to Pontiki se Katastash 3-Koympiwn

6. Allazontas to Pontiki se Katastash 3-Koympiwn

Akoma kai f8hna pontikia mporoun na leitoyrgoun katw apo to prwtokollo Mouse Systems, kai me ta tria koympia na leitoyrgoun. To kolpo einai na kanete to pontiki na nomizei oti einai ena Mouse Systems, kati poy spania blepete stis odhgies sas.

Prin anacete ton ypologisth sas, krathste katw to aristero koympi toy pontikiou (kai krathste to pathmeno mexri na ginei ekkinhsh gia na eimaste sigoyroi).

Otan to pontiki prwtoparei hlektrismo, an to aristero koympi einai krathmeno katw ayto metabainei sthn katastash Mouse Systems. Ena aplo gegonos, alla oxi panta dhmosieymeno. Shmeiwste oti mia mikrh epanekkinhsh toy ypologisth sas mporei na mhn kocei ton hlektrismo sto pontiki sas kai epomenws isws na mhn leitoyrghsei. Yparxoyn alloi tropoi allaghs ths katastashs, oi opoies mporei h den mporei na leitoyrgoun me to sygkekrimeno pontiki sas. Merikes apo aytes einai ligotero drastikes apo to na epanekkinhsete ton ypologisth sas, duo einai akoma pio drastikes!

An o ypologisths sas einai eyprositos mporeite na aposyndesete to pontiki kai na to syndeste pali me to koympi pathmeno katw (an kai den 8a eprepe fysiologika na syndeetai pragmata se anoikto ypologisth, to RS232 leei oti mporeite).
Isws na mporesete na janabalete to pontiki typwnontas echo "*n" > /dev/mouse, to opoio 8a prepei na exei thn idia epidrash me to na to aposyndesete. Krathste pathmeno to aristero koympi gia katastash Mouse Systems, oxi gia Microsoft. Mporeite na topo8ethste ayto se opoiodhpote keimeno poy xrhsimopoieite gia na jekinhste thn X.
O Bob Nichols (rnichols@interaccess.com) exei gracei ena mikro programma c gia na kanei to idio pragma, to opoio mporei na leitoyrghsei an to echo "*n" den leitoyrgei (kai antistrofa). Mporeite na breite ena antigrafo toy prwtotypoy kwdika toy sto http://kipper.york.ac.uk/src/fix-mouse.c
Kapoios anefere oti h grammh `ClearDTR' sto Xconfig eparkei gia na metabibash to pontiki toy sthn katastash Mouse Systems.
An eiste arketa gennaioi, anoijte to pontiki (8ymh8eite oti ayto 8a akyrwsei thn egguhsh sas) kai rijte mia matia mesa. Se merikes periptwseis, to pontiki mporei na exei diakopth mesa, gia kapoio periergo logw gnwsto mono ston kataskeyasth. Synh8ws sta f8hna pontikia einai ena jumper poy mporeis na metakinhseis. O diakopths h to jumper mporei na exoyn thn idia epidrash me ena diakopth `MS/PC' poy perigrafetai sto Pontikia me Diakopth parapanw. Mporeite na anakalucete oti o pinakas kyklwmatos einai sxediasmenos gia ena diakopth metaju twn 2 & 3 koympiwn, alla den exei topo8eth8ei. 8a moiazei kati san:
----------- | o | o | o | SW1 ----------- 1 2 3
Prospa8hste na syndesete tis akides 1-2 h 2-3, kai koitajte an allazei thn symperifora toy pontikiou. An thn allazei, mporeite eite na topo8ethste enan mikro diakopth, h na sygkollhsete tis epafes gia mia grhgorh kai monimh lush.
Mia allh lush sygkollhshs poy isws na einai h esxath lush gia pontikia poy den katalabainoyn ka8oloy MouseSystems, apo ton Peter Benie ( pjb1008@chiark.chu.cam.ac.uk). An o diakopths toy mesaioy koympiou einai dipolos, syndeste mia meria toy diakopth ston diakopth toy aristerou koympiou, kai thn allh meria sto diakopth toy dejiou koympiou. An den einai diakopths diplou poloy xrhsimopoihste diodoys anti surmatos. Twra, to mesaio koympi pataei ta aristero kai dejio koympia mazi. Epilejte ChordMiddle sto XF86Config kai exete ena mesaio koympi poy leitoyrgei.
H esxath lush me to kollhthri perigrafthke arxika se mena apo ton Brian Craft ( bcboy@pyramid.bio.brandeis.edu). Duo synh8ismena pontikia genikhs xrhshs einai ta 16 peronwn Z8350, kai ta 18 peronwn HM8350A. Se ka8ena apo ayta ta tsip, mia akida elegxei thn katastash toy tsip, ws akolou8ws.
Pin 3 Mode ----- ---- Open Default Microsoft. Mouse Systems if a button is held on power-up. GND Always Mouse System. Vdd Always Microsoft.
(Pins are numbered as follows:)
____ pin1 -| \/ |- pin2 -| |- pin3 -| |- -| |- -| |- -| |- -| |- pin8 -|____|-
(Oi plhrofories aytes einai prosfora twn Hans-Christoph Wirth, kai Juergen Exner, oi opoioi tis anakoinwsan sto de.comp.os.linux.hardware) Mporeite na sygkollhsete mia epafh metaju ths akidas 3 kai gnd, poy 8a ka8orisei to pontiki sthn katastash MouseSystems.
- O Peter Fredriksson ( peterf@lysator.liu.se) exei dokimasei to tsip SYSGRATION SYS2005, kai brhke oti syndeontas thn Peronh 3 sto Gnd epebale thn katastash MouseSystem.
- O Uli Drescher ( ud@digi.ruhr.de) epibebaiwnei oti leitoyrgei se ena tsip HN8348A; O Ben Ketcham ( bketcham@anvilite.murkworks.net) epibebaiwnei to HM8348A (H Peronh 9 einai to Gnd).
- O Urban Widmark ( ubbe@ts.umu.se) leei oti to idio isxuei sto tsip EC3567A1, opoy h Peronh 8 einai h geiwsh. To exw dokimasei kai egw kai doyleuei 8aymasia.
- O Timo T Metsala ( metsala@cc.helsinki.fi) brhke oti sto tsip HT6510A h akida 3 einai h katastash epiloghs, h akida 9 einai Gnd. To idio isxuei gia to tsip HT6513A. H Holtek epishs ftiaxnei tsip HT6513B kai HT6513F - se ayta, h akida 8 einai Gnd.
- O Robert Romanowski ( robin@cs.tu-berlin.de) leei oti h akida 3 - akida 8 (Gnd) doyleuei epishs se tsip EM83701BP.
- O Robert Kaiser ( rkaiser@sysgo.de) epibebaiwnei oti h akida 3 - Gnd doyleuei epishs kai se ena tsip EC3576A1.
- O Sean Cross ( secross@whidbey.com) brhke oti htan akida 2 - akida 7 (Gnd) se ena tsip HM8370GP.
- O Peter Fox ( fox@roestock.demon.co.uk) xrhsimopoihse akida 3 - akida 8 se ena tsip HM8348A.
- O Jon Klein ( jbklein@mindspring.com) brhke oti akida 3 -akida 9 efere apotelesma sto tsip UA5212S.

Ws enallaktikh lush stis parapanw me8odoys sygkollhshs, na anagkaseis to pontiki na krata to koympi toy katw kata thn ekkinhsh: ayto to kuklwma apo Mathias Katzer.


         -----                       
      ---  R  ---------O------ + Supply
     |   -----   |        |                     C = 100nF capacitor
     |           | E      |                     R = 100kOhm
     |       __ /         |                     T = BC557 transistor
     |      /  \          O
     |   B | #V | T         /
     |-----|-#  |          /    Left button switch of the mouse
     |     | #\ |         O
     |      \__/          |
    ---         \  C      |
    --- C        ------O----------> (to somewhere deep inside the mouse)
     |
    ###  Ground

To dokimastiko pontiki htan ena montelo MUS2S xwris marka- an leitoyrgei ayto se alla pontikia ejartatai apo to kuklwma toy pontikiou; an o diakopths einai enwmenos sthn geiwsh kai oxi sthn +Paroxh, enas npn-tranzistor opws o BC547 8a prepei na doyleuei; To R kai to C 8a prepei epishs na antallagoun.

Synepws oriste, h epilogh einai dikh sas. Meinete kollhmenoi sto proepilegmeno Microsoft duo koympiwn, h breite pws na allajte thn katastash kai na orisete thn X na to ekmetalleyteite ayto.

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