====== Cavi seriali ======

===== Cavo Null Modem da DB-25 a DB-25 =====
  PG       1--------------------- 1 
  TD       2---------\/---------- 2 
  RD       3---------/\---------- 3 
  DSR  /---6                      6--\ 
  SG   |   7--------------------- 7  | 
  CD   |---8---------\/---------- 8--| 
  DTR  |  20---------/\----------20  | 
  RI   \--22                     22--/ 


===== Cavo Null Modem da DB-9 a DB-9 =====
  CD   /---1                     1---\ 
  RD   |   2---------\/----------2   | 
  TD   |   3---------/\----------3   | 
  SG   |   5---------------------5   | 
  DTR  |   4---------\/----------4   | 
  DSR  |---6---------/\----------6---| 
  RI   \---9                     9---/ 

===== Cavo Null Modem da DB-25 a DB-9 =====
  Conn. DB-9               Conn. DB-25 
  ------------------------------------ 
  CD   /---1                      8--\ 
  RD   |   2---------\/---------- 3  | 
  TD   |   3---------/\---------- 2  | 
  SG   |   5--------------------- 7  | 
  DTR  |   4---------\/----------20  | 
  DSR  |---6---------/\---------- 6--| 
  RI   \---9                     22--/ 

===== Cavo dritto da DB-9 a DB-25 =====
  CD       1--------------------- 8 
  RD       2--------------------- 3 
  TD       3--------------------- 2 
  DTR      4---------------------20 
  SG       5--------------------- 7 
  DSR      6--------------------- 6 
  RI       9---------------------22

{{tag>Hardware Cavi}}