:


              :      SCSI
            VME.
        ,    . 
:   SCSI     .
    ,        
 ,     SCSI . 
  -  ,    
  .  .



  1.  -:
        RS232c         4    RJ-45
         ethernet    e1x70   Twisted pair/AUI
         AUI->BNC 
         SCSI-2
          Centronix ,   
                         
  2.   :         MVME197LE
        50 Mhz RISC  mc88110
          DRAM 32/64 Mb
        VME 
  3.   ethernet:              MVME376
         ethernet    m3760   AUI
         AUI->BNC 
  4.   VME .



  0.    Seagate  1Gb ( 2Gb)
  1.    Seagate  1Gb ( 2Gb)
  4.     QIC 5- ( 120, 155, 250, 525 )
  6.    CD-ROM

         190
.     UPS   -
.      7A    220.  AC  Power
Rating 0.6 .    400 .



  Motorola.  vt220, wyse60.

    80000 Checkit'  dhryston'
(.. 2.8*486dx2/66, 1.6*P60, 1.1*P90)

 
        4         :-)
        6-10       (X-)
        20-80    ""  
                 (- , telnet-)
        15-30    MSDOS/NFS-



          VME .
        SCSI .    3 .

:    SCSI-2.    14 ?
:     .      
           SCSI Taget number,     LUN
           (Logical Unit Number)

:        ?
:     Seagate, , , ,  
               .
           .  /etc/*disk*

         :
      MVME197LE   32/64 
      MVME197SP/DP   128/256 

         PowerPC:
         mc88110    PowerPC

         :
     922    4 .

         VME   922:

        MVME 328xt-1, 328xt-2:  SCSI-2
    1  2 SCSI     7-14 .

        8/16-    .
          ethernet.
        : ?

        MVME 332xt: 8  
    8   EIA232D(RS232C)  38400,  RJ-45,
    1   Centronix (db25)
       VME

        MVME 333: 6-  WAN 
    4    (db25)  DMA 
        MVME 334a:  6-  
    WAN 
        MVME 338:    
        MVME 339:    

        MVME 376:  ethernet

        VME   .   4- .



    ""   SCSI  "" 
    "" VME  "" 

        :   VME    ?
        :    VME     .
                -  VME .



12345678
b--__--d

1 DCD  <---- Carier detect
2 RTS  ----> Ready to send         (Host: ""   )
3 SG         Signal ground
4 TxD  ----> Transmit
5 RxD  <---- Receive
6 SG
7 CTS  <---- Clear to send         (: ""  )
8 DTR  ----> Data terminal ready   (Host:  "")

      ""
 RJ45-RJ45 Reversed 30-w2482d (1->8,2->7,...,8->1)

         RJ45-DB25   

   30-W2486D02                       30-W2486D01
            - 
1  -------> 20 DTR            1 DTR ---+---> 6  DSR
                                       +---> 8  DCD
2  <------- 5  CTS            2 CTS <------- 4  RTS
3  ---+---- 7  SG             3 SG  ---+---- 7  SG
6  ---+                       6 SG  ---+
4  <------- 3  RxD            4 RxD <------- 2  TxD
5  -------> 2  TxD            5 TxD -------> 3  RxD
7  -------> 4  RTS            7 RTS -------> 5  CTS
8  <------- 8  DCD            8 DCD <------- 20 DTR

         RJ45-DB25   

            - 
1  <------- 8  DCD            8 DCD <------- 20 DTR
2  -------> 4  RTS            7 RTS -------> 5  CTS
3  ---+---- 7  SG             3 SG  ---+---- 7  SG
4  ---+                       6 SG  ---+
5  -------> 2  TxD            5 TxD -------> 3  RxD
6  <------- 3  RxD            4 RxD <------- 2  TxD
7  <------- 5  CTS            2 CTS <------- 4  RTS
8  -------> 20 DTR            1 DTR ---+---> 6  DSR
                                       +---> 8  DCD

    ?      RJ-45
**  DSR.             ,    
          DB-25
(  DB-9)    DCD.    ,    DTR   
     DCD,    DSR.

.  Table  B-1 - B-8 on  Appendix  B in "Systems". Series  900
Reference guide,    .  ,   -
  RJ-45  1.

Last-modified: Sun, 31 Aug 1997 19:22:48 GMT
: