
Reference
Ext:ern aI Co nt ro ! Dev ice Set up
-Connect the 
-Connect the serial port of the control device to the 
-
PC
| No. | Pin Name | 
 | 
 | / | 
 | 
| 1 | No connection | data) | / | /- | |
| 2 | RXD (Receive | 
 | |||
| 3 | TXD (Transmit | data) | _(_'_OnOqOnO/'_ @ | ||
| 4 | DTR (DTE side | ready) | 
 | 
 | |
| 5 | GND | 
 | 
 | 
 | 
 | 
| 6 | DSR (DCE | side ready) | 
 | 
 | |
| 7 | RTS (Ready | to send) | 
 | 
 | |
| 8 | CTS | 
 | 
 | 
 | 
 | 
| 9 | No Connection | 
 | 
 | 
 | |
| 
 | 
 | Configurations | |||
| (Serial | NULL modem cable) | 
 | (Not standard) | ||
| 
 | PC | TV | 
 | PC | TV | 
| RXD | 
 | TXD | RXD | iiiiiiii_iiiiiiiiiii | 
 | 
| 
 | 
 | 
 | |||
| TXD | 
 | RXD | TXD | 
 | 
 | 
| GND | _: | GND | GND | 
 | 
 | 
| DTR | 
 | 6:::::: DSR | DTR | 
 | 
 | 
| DSR | 
 | DTR | DSR | 
 | 
 | 
| RTS | 
 | CTS | RTS | 
 | 
 | 
| CTS | 
 | RTS | CTS | 
 | 
 | 
m
1
5
9
6
TXD RXD GND DTR DSR RTS CTS
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