Difference between revisions of "DB9 to DB25 Conversion Pinout"
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Pinout and COM Port Summary Card | Pinout and COM Port Summary Card | ||
<table border="1" cellpadding="2" cellspacing="0" width="400"> | <table border="1" cellpadding="2" cellspacing="0" width="400"> | ||
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<td align="center" valign="bottom" width="100"><font class="basic" face="arial" size="-2"><b>EIA-232-E (RS-232)<br /> | <td align="center" valign="bottom" width="100"><font class="basic" face="arial" size="-2"><b>EIA-232-E (RS-232)<br /> | ||
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<td align="center" colspan="2" valign="bottom" width="40"> | <td align="center" colspan="2" valign="bottom" width="40"> | ||
<table cellpadding="0" cellspacing="0"> | <table cellpadding="0" cellspacing="0"> | ||
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<tr> | <tr> | ||
<td align="center" colspan="2" valign="top"><font class="basic" face="arial" size="-2"><b>PIN #</b></font></td> | <td align="center" colspan="2" valign="top"><font class="basic" face="arial" size="-2"><b>PIN #</b></font></td> | ||
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<td valign="top"><font align="center" class="basic" face="arial" size="-2"><b>DB-9 </b></font></td> | <td valign="top"><font align="center" class="basic" face="arial" size="-2"><b>DB-9 </b></font></td> | ||
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</table> | </table> | ||
</td> | </td> | ||
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<td valign="top"> | <td valign="top"> | ||
<table cellpadding="0" cellspacing="0" width="100%"> | <table cellpadding="0" cellspacing="0" width="100%"> | ||
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<tr> | <tr> | ||
<td rowspan="2" valign="top"><font class="basic" face="arial" size="-2">Transmit Data</font></td> | <td rowspan="2" valign="top"><font class="basic" face="arial" size="-2">Transmit Data</font></td> | ||
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<td align="right" valign="top"><font class="basic" face="arial" size="-2">(B)</font></td> | <td align="right" valign="top"><font class="basic" face="arial" size="-2">(B)</font></td> | ||
</tr> | </tr> | ||
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</table> | </table> | ||
</td> | </td> | ||
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<td valign="top"> | <td valign="top"> | ||
<table cellpadding="0" cellspacing="0" width="100%"> | <table cellpadding="0" cellspacing="0" width="100%"> | ||
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<tr> | <tr> | ||
<td rowspan="2" valign="top"><font class="basic" face="arial" size="-2">Receive Data</font></td> | <td rowspan="2" valign="top"><font class="basic" face="arial" size="-2">Receive Data</font></td> | ||
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<td align="right" valign="top"><font class="basic" face="arial" size="-2">(B)</font></td> | <td align="right" valign="top"><font class="basic" face="arial" size="-2">(B)</font></td> | ||
</tr> | </tr> | ||
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</table> | </table> | ||
</td> | </td> | ||
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<td valign="top"> | <td valign="top"> | ||
<table cellpadding="0" cellspacing="0" width="100%"> | <table cellpadding="0" cellspacing="0" width="100%"> | ||
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<td rowspan="2" valign="top"><font class="basic" face="arial" size="-2">Request To Send</font></td> | <td rowspan="2" valign="top"><font class="basic" face="arial" size="-2">Request To Send</font></td> | ||
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<td align="right" valign="top"><font class="basic" face="arial" size="-2">(B)</font></td> | <td align="right" valign="top"><font class="basic" face="arial" size="-2">(B)</font></td> | ||
</tr> | </tr> | ||
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</table> | </table> | ||
</td> | </td> | ||
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<td valign="top"> | <td valign="top"> | ||
<table cellpadding="0" cellspacing="0" width="100%"> | <table cellpadding="0" cellspacing="0" width="100%"> | ||
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<tr> | <tr> | ||
<td rowspan="2" valign="top"><font class="basic" face="arial" size="-2">Clear To Send</font></td> | <td rowspan="2" valign="top"><font class="basic" face="arial" size="-2">Clear To Send</font></td> | ||
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<td align="right" valign="top"><font class="basic" face="arial" size="-2">(B)</font></td> | <td align="right" valign="top"><font class="basic" face="arial" size="-2">(B)</font></td> | ||
</tr> | </tr> | ||
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</table> | </table> | ||
</td> | </td> | ||
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<td valign="top"> | <td valign="top"> | ||
<table cellpadding="0" cellspacing="0" width="100%"> | <table cellpadding="0" cellspacing="0" width="100%"> | ||
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<td rowspan="2" valign="top"><font class="basic" face="arial" size="-2">DCE Ready</font></td> | <td rowspan="2" valign="top"><font class="basic" face="arial" size="-2">DCE Ready</font></td> | ||
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<td align="right" valign="top"><font class="basic" face="arial" size="-2">(B)</font></td> | <td align="right" valign="top"><font class="basic" face="arial" size="-2">(B)</font></td> | ||
</tr> | </tr> | ||
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</table> | </table> | ||
</td> | </td> | ||
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<td valign="top"> | <td valign="top"> | ||
<table cellpadding="0" cellspacing="0" width="100%"> | <table cellpadding="0" cellspacing="0" width="100%"> | ||
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<tr> | <tr> | ||
<td valign="top"><font class="basic" face="arial" size="-2">Signal Ground</font></td> | <td valign="top"><font class="basic" face="arial" size="-2">Signal Ground</font></td> | ||
<td align="right" valign="top"><font class="basic" face="arial" size="-2">(A)</font></td> | <td align="right" valign="top"><font class="basic" face="arial" size="-2">(A)</font></td> | ||
</tr> | </tr> | ||
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</table> | </table> | ||
</td> | </td> | ||
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<td valign="top"> | <td valign="top"> | ||
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<tr> | <tr> | ||
<td rowspan="2" valign="top"><font class="basic" face="arial" size="-2">Received Line Signal Detector</font></td> | <td rowspan="2" valign="top"><font class="basic" face="arial" size="-2">Received Line Signal Detector</font></td> | ||
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<td align="right" valign="top"><font class="basic" face="arial" size="-2">(B)</font></td> | <td align="right" valign="top"><font class="basic" face="arial" size="-2">(B)</font></td> | ||
</tr> | </tr> | ||
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</table> | </table> | ||
</td> | </td> | ||
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<td valign="top"> | <td valign="top"> | ||
<table cellpadding="0" cellspacing="0" width="100%"> | <table cellpadding="0" cellspacing="0" width="100%"> | ||
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<tr> | <tr> | ||
<td rowspan="2" valign="top"><font class="basic" face="arial" size="-2">DTE Ready</font></td> | <td rowspan="2" valign="top"><font class="basic" face="arial" size="-2">DTE Ready</font></td> | ||
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<td align="right" valign="top"><font class="basic" face="arial" size="-2">(B)</font></td> | <td align="right" valign="top"><font class="basic" face="arial" size="-2">(B)</font></td> | ||
</tr> | </tr> | ||
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</table> | </table> | ||
</td> | </td> | ||
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<td align="center" valign="top"><font class="basic" face="arial" size="-2">-----</font></td> | <td align="center" valign="top"><font class="basic" face="arial" size="-2">-----</font></td> | ||
</tr> | </tr> | ||
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</table> | </table> | ||
Revision as of 13:35, 9 May 2017
Pinout and COM Port Summary Card
| EIA-232-E (RS-232) Function |
|
EIA-530 Function |
PIN # DB-25 |
TO DTE |
TO DCE |
|||||
| Shield | 1 | Shield | 1 | |||||||
| Transmit Data (TD) | 2 | 3 |
|
2 14 |
> | |||||
| Receive Data (RD) | 3 | 2 |
|
3 16 |
< | |||||
| Request To Send (RTS) | 4 | 7 |
|
4 19 |
> | |||||
| Clear To Send (CTS) | 5 | 8 |
|
5 13 |
< | |||||
| DCE Ready (DSR) | 6 | 6 |
|
6 22 |
< | |||||
| Signal Ground (SG) | 7 | 5 |
|
7 | ||||||
| Received Line Signal Detector (DCD) | 8 | 1 |
|
8 10 |
< | |||||
| DTE Ready (DTR) | 20 | 4 |
|
20 23 |
> | |||||
| Ring Indicator | 22 | 9 | N/A | ----- | ||||||
