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| Richardson Lab Experimental Log |
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Message ID: 594
Entry time: Tue Jun 17 12:22:43 2025
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| Author: |
Xuesi Ma |
| Type: |
Update |
| Category: |
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| Subject: |
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CYMAC Remote Control Cable Documentation
CYMAC Remote Control Cable Assembly
Cable Functions
The custom cable assembly serves two primary functions:
1. Jumper Connections (DB25 Side - Connector J3)
The following pins are jumpered on the DB25 connector:
| From Pin |
To Pin |
| Pin 3 |
Pin 16 |
| Pin 10 |
Pin 11 |
| Pin 12 |
Pin 24 |
| Pin 13 |
Pin 25 |
| Pin 22 |
Pin 23 |
2. Signal Wiring (DB9 to DB25)
The following connections are made between the DB9 and DB25 connectors:
| DB9 Pin |
DB25 Pin |
Function |
| Pin 1 |
Pin 9 |
Positive side |
| Pin 6 |
Pin 12 |
Negative side |
| Pin 5 |
Pin 6 |
Ground |
Note: All connections are verified with a multimeter.
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