CHAPTER 3: Getting Started
3.8.3
If a cable was not purchased with the interface, the following diagrams will be helpful in making your own cable. Simple soldering skills and an attention to detail will ensure successful construction.
Mini DINs Male | DB25 Male | ||
RTS 1 |
| 4 | CTS |
| |||
CTS 2 | 5 | RTS | |
2 | |||
Gnd 4 | 7 | Gnd | |
3 | |||
+TxD 6 | 14 +RxD | ||
+RxD 8 | 16 +TxD | ||
|
|
|
|
Figure 3-17. Wiring Diagram:
Macintosh to Interface Converter (RS-422).
DB25 Female | DB25 Male | ||
| 2 | ||
| |||
| 3 | ||
| |||
RTS 4 |
| 4 | CTS |
| |||
CTS 5 |
| 5 | RTS |
| |||
DSR 6 |
| 3 | V test |
| |||
Gnd 7 |
| 7 | Gnd |
| |||
|
|
|
|
Figure 3-18. Wiring Diagram: IBM PC or Compatible with DB25 Serial Connector to Interface Converter (RS-232).
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