
                              Linux ļҵ
                                       
Rui Li [1]ruili@worldnet.att.net

   v0.003, 26 April 2001
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   ƪ½ Linux 򵥵Ŀļҵ. ֻҪһССļ
   ·,Ϳ Linux ļҵ
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1. 

2. ϵͳҪ

3. ·ԭ

4. л

5. Copyright and License
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1. 

   źܶ˶֪ Linux ǷԿƼҵأҲһֱұȽϲĶ
   , ,ҿԸһ϶Ĵ𰸣 Linux Էǳɼ򵥵Ŀļ
   !
   
   ǰʱ,Ͱ mini-howto  coffee-machine ƪеĵ·о
   һ, ȻټԸĽ,˸СļҵƵĵ· crontab Զ
   趨ܶණ ,ڵ,յһʱԶ֮.ֻҪ
   ļ򵥵Ŀ Ŀǰܿ.Ȼ,·ҲԿĶ.Ҳ
   ҪԼҵһ ССĸĶ.Ҽе VCR  VCD ҸĹ, 
   /ֹͣ, ǰ/, Ƶ ȵȶõԿ.дСʽ,
   web ƣ ȻҶ telnet or ssh  ݻ绰
   Լĵ,һ ĳҵ.°ʱ,ͿԴӰ칫
   telnet ,ȥʱ,յѾ, ʱ׼,ؼҵʱ
   Ҳպô:)
   
   ·ĺôǷǳ.ֻҪԪ.ò ·
   ҲĿ.
   
   ·ٴθ,ɸĹ,ͿԼ. 
   ֻĶ.
   
2. ϵͳҪ

   һ̨װ Linux ĵ,ȷиĲвͿ. 
   Ŀǰһ̨ 386DX with 4MB RAM 40MB HD ĵԿҵļҵ. 巽
   ,Ҫ gcc ȥ༭Ƶĳʽ.  telnet ,㻹Ҫ
   telnetd ԼдƲвĳʽ.  ioperm 
   outb(value,port), Ʋв. ͨ value ֵĸıﵽƶҵĿ
   .
   
   Ҳ½Ѿдõĳʽ,ʽҪ g++  compile
   [2]http://home.att.net/~ruili/goldencat/paralle.tar.gz
   
3. ·ԭ
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õԵĲв1в9Ṳ05. һ̵
ƵĿ.
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   Ҫص˵һ,õ paralle port,ǽӴӡǸ.RS232. 
   ΪյE-mail, paralle port  RS232
   
   ǵԵĲвһһļ򵥵·
   
   Ҫõֻ pin 2  pin 9 ˸ pin Եõ+5v
   
   pin 18 һֱ pin 25 ͨ, ǵ
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            ____________________________________________________________
           /                                                            \
           \     13  12  11  10   9   8   7   6   5   4   3   2   1     /
            \                                                          /
             \     25  24  23  22  21  20  19  18  17  16  15  14     /
              \______________________________________________________/




                                             | Ǹ̵ Vcc
                                             |
                                             |
                                    / -------+--------| |---------|
P data              4.7K         B /  c      | 1N4002 |_|         |-------
-----------/\/\/\/\---------+-----| NPN     ___         | relay   |Ӽҵ
                            |     \   e   __\_/__     |-|         |-------
                 LED        X      \         |--------| |---------|
P Ground                    |       |        |
----------------------------+-------+--------+
relayGround                         |
---------------------------------------------+
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   ԭͽܣ
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P data          в pin2  pin9 ,ļ򵥵·ֻõһ

p Ground        в 18~25һ˳۵ģ

Vcc             ̵ּ,õ 12V ļ̵ԾͽӸ 12V ֱ
ԴӦ

Ground          12V ֱԴӦĵ

4.7k            4.7K 

NPN             ˸ NPN ĵ羧, ֻҪҸ NPN Ϳ

                ҵc2235,ҲBC547A2N222A

1N4002          1N4002 Ķ

LED             Ҹᷢľͺ.ﵱָʾ
                ҵĿر,ƾͻ

relay           ̵,ʿҪ,СĶ300WԼ֪,һ
ͨ45W
                ѡcoil relay. Ҫǿҵ.300WԴû
.
                ӿյ֮,3000WŰȫ
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·ͨԵĲвõһ+5vѹ򿪼̵,̵Ǳߵļҵ;ͱͨ
.
вĵѹ0ʱ,̵ͻعر״̬,ҵҲ͹ر.
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   ٽrelayĹԭΰļҵrelay,ⲿFAQ
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һrelay,relayڲԭ

      ____________________________
      |                          |
  1   |                          |  3
 -----|---------s     o----------|-------
      |  coil   s      \switch   |
  2   |         s       \        |  4
 -----|---------s     o- \-------|-------
      |                          |
      |                          |
      |                          |
      |__________________________|

滭һ4ֻŵrelay.,relay pin3  pin4 ƽʱǶϿ.
 pin1  pin2 ֮ӵĵѹ (+12V,ͨcoil,ͻ switch
.ʱ, pin3  pin4 ͨ.ʵ, pin1, pin2 𵽵
,ֻǿƿض.

relayһأ


relayϿ״̬                   relay򿪵״̬

       |3                                    |3
       |                                     |
       |                                     |
       o                                     o
        \                                    |
       o \                                   o
       |                                     |
       |                                     |
       |                                     |
       |4                                    |4

˵,򵽵relayֻŵ,˳㽲 5  pin  relay 


           _______________________________
           |                             |
     1     |                             |       5
  ---------|---+            o------------|----------------
           |   |-----------/---- s       |
           |              /      s       |
     3     |             /       s       |
  ---------|-----------o/        s       |       4
           |                 o---s-------|----------------
           |                     |       |
           |                     |       |
     2     |                     |       |
 ----------|---------------------+       |
           |_____________________________|

̫û,.ԭ
ƽʱ״̬, pin3  pin5 ͨ. pin5  pin4 ǶϿ.
 pin1  pin2 ֮ӵᣨ12v, pin3  pin5 ͶϿ
, pin5  pin4 ͽͨ.ԭ



 relay ر״̬             relay״̬
     |4                                  |4
     |                                   |
     |                                   |
     o                                   o
      \                                  |
     o \                                 o  o
     |  o                                |  |
     |  |                                |  |
     |  |                                |  |
    5|  |3                              5|  |3

relay ֻŵֻŵ,Ͳ,ԭ϶һ,ֻ
Խ,Ҳ˵ǸԽӵĿض.ֻõ4ֻž͹.

һ,ÿ relay ƶ᲻һ,Ҳ˵, pin ŵ
λòһ.滭Ķԭ,ֻų relay Ჿλ,
ҪԼȥжϵ,Լ,ʱϰ.
Щ relay  relay  pin ĵطһСС s , s 
 pin  pin1, pin2.  s ָ coil.


˵˵ΰѼҵӵ relay .



                         +-----+ Դ
       1 _______3        |   __|________             ||   ||
       --|     |---------+  |  |       |             ||   ||
       2 |relay|4           | (o) (o)  |            _||___||__
       --|_____|----+       |------|---|            |        |
                    |              |                |        | ҵ
                    | +------------+                |        |Ĳͷ
                    | |                             |        |
                    | |                             |        |
                  __|_|__                           |        |
                  | | | |                           |________|
                  | | | | ͷ 1
                  | | | |
                  |_|_|_| (ܻ,Ǹͷ
                   || ||
                   || ||

ֻҪѼҵĲͷ嵽ǸԴ,ͺ.Ҳ˵,öԼҵ
κεĸı.ֻҪĸͺ.κμҵ綼.
ͷ 1 ,嵽ǽϵĵԴͺ.
     _________________________________________________________________
   
   Լд˸ʽԺܷĿƲвİ.(Ҫ g++)
   
   [3]http://home.att.net/~ruili/goldencat/paralle.tar.gz
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ĵ·Կư̵Ҳ˵Կư鲻ͬļҵ.
㻹ҪһDB25ͷ(вͷ)Ľӿ,һв߾ܼ򵥵İѵԺ
Ƶ·ӵһ.
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   ǽӵʱ,,·ں.ӵǿ,ָʾ
   DB25Ľӿ.ƽʵòвߺ͵. ЩͼƬο
   
   [4]http://home.att.net/~ruili/goldencat/p1.jpg
   
   [5]http://home.att.net/~ruili/goldencat/p2.jpg
   
   [6]http://home.att.net/~ruili/goldencat/p3.jpg
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ĵ·ͼư̵) gschem .
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   [7]http://home.att.net/~ruili/goldencat/01.png
   
   ҪͼƬŴ(Ļܶ)Ҫ gschem ֱ
   浵 Ҫ gEDA
   
   ½ gEDA [8]http://www.geda.seul.org/
   
   ҵhomepage:
   
   [9]http://home.att.net/~ruili/goldencat/index.html
   
4. л

   رл Rufus Chang [10]rufus@chu.url.com.tw ,Ҿ͸
   뵽дƪ mini-howto. Ҳֻȥ bbs ,ҵҵ
   homepage :)
   
   ҲҷһЩ޷ĵӢĵ
   
   Ҳرл Chih-Wei Huang [11]cwhuang@linux.org.tw Ұƪ
   mini-howto ŵ CLDP
   
5. Copyright and License

   Copyright Rui Li 2000-2001
   
   License is GNU GPL, but it is requested that you retain the author's
   name and email on all copies.
   
    copy ƪµʱ,뱣ҵ E-mail

References

   1. mailto:ruili@worldnet.att.net
   2. http://home.att.net/~ruili/goldencat/paralle.tar.gz
   3. http://home.att.net/~ruili/goldencat/paralle.tar.gz
   4. http://home.att.net/~ruili/goldencat/p1.jpg
   5. http://home.att.net/~ruili/goldencat/p2.jpg
   6. http://home.att.net/~ruili/goldencat/p3.jpg
   7. http://home.att.net/~ruili/goldencat/01.png
   8. http://www.geda.seul.org/
   9. http://home.att.net/~ruili/goldencat/index.html
  10. mailto:rufus@chu.url.com.tw
  11. mailto:cwhuang@linux.org.tw
