NTI VEEMUX VIDEO MATRIX SWITCH
RS232 CONNECTION CABLES
Pinout of RS232 port on VEEMUX
The VEEMUX RS232 serial port is a
Common | EIA | CCITT |
| Function |
|
| Direction |
| |
|
|
|
| ||||||
pin # | name | name | name |
|
|
|
|
|
|
1 | N/a | N/a | N/a | No connection |
| ||||
2 | TxD | BA | 103 |
| Transmit Data |
| Output | ||
3 | RxD | BB | 104 |
| Receive Data |
| Input | ||
4 | DSR | CC | 107 |
| Data Set Ready |
| Input | ||
5 | SG | AB | 102 | Signal Ground | – | ||||
6 | DTR | CD | 108.2 |
| Data Terminal Ready |
| Output | ||
7 | CTS | CB | 106 |
| Clear To Send |
| Input | ||
8 | RTS | CA | 105 |
| Request To Send |
| Output | ||
9 | N/a | N/a | N/a | No connection |
|
Specifications for
VEEMUX to PS2 or SUN CPU (9 PIN)
VEEMUX |
| PS/2 or SUN CPU | ||
9 pin | Signal |
| 9 pin | |
Function | Pin # | Direction | Pin # | Function |
RxD | 3 |
| 3 | TxD |
TxD | 2 |
| 2 | RxD |
CTS | 7 |
| 7 | RTS |
RTS | 8 |
| 8 | CTS |
DSR | 4 |
| 4 | DTR |
DTR | 6 |
| 6 | DSR |
SG | 5 |
| 5 | SG |
VEEMUX to MAC CPU (25 PIN)
VEEMUX |
| MAC CPU | ||
9 pin |
| Signal |
| 25 pin |
Function | Pin # | Direction | Pin # | Function |
RxD | 3 |
| 2 | TxD |
TxD | 2 |
| 3 | RxD |
CTS | 7 |
| 4 | RTS |
RTS | 8 |
| 5 | CTS |
DSR | 4 |
| 20 | DTR |
DTR | 6 |
| 6 | DSR |
SG | 5 |
| 7 | SG |
| 9 PIN |
|
|
| 9 PIN |
|
|
|
|
|
|
|
| 9 PIN |
|
|
|
|
| |
VEEMUX | DTE |
|
|
| DTE | PS/2 or SUN CPU |
| VEEMUX |
|
|
| DTE |
|
|
| 25 PIN DTE | MAC CPU | |||
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||||||
| 1 | 2 | 3 | 4 | 5 | 1 | 2 | 3 | 4 | 5 |
| 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
|
| 6 | 7 | 8 | 9 |
| 14 | 15 | 16 |
| 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 |
|
|
Mating Face | Mating Face of DB25 Male | |
of a 9D Male | ||
|
31