2.8 Making Serial RS-232 Connection
Typical RS-232 Interface DCE Pin Assignment Table
Pin# | Signal Name | Input/Output |
1 | Received Line Signal Detect | Output |
2 | TX Data | Output |
3 | RX Data | Input |
4 | DTE Ready | Input |
5 | Signal Ground | Output |
6 | DCE Ready | Output |
7 | Clear To Send | Input |
8 | Request To Send | Output |
9 | Ring Indicator | Output |
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