| ??? 08/16/05 08:16 Read: times |
#99494 - Earth??? Responding to: ???'s previous message |
I have NEVER seen a laptop with EARTH (PE) connection.
It was ALWAYS double-isolated (here: class II). Jan Waclawek PS. For the 1-off solution you undoubtly can afford a small ready-made DC/DC converter "brick" which would power the isolated part. |
| Topic | Author | Date |
| RS232 Isolation for Flash Magic. | 01/01/70 00:00 | |
| apples and oranges | 01/01/70 00:00 | |
| Re: Apples & Oranges. | 01/01/70 00:00 | |
| This is the first time I have seen Asim | 01/01/70 00:00 | |
| Re: Link | 01/01/70 00:00 | |
| H11l1 | 01/01/70 00:00 | |
| The problem with the 2 links you show is | 01/01/70 00:00 | |
| USB to power the max232 | 01/01/70 00:00 | |
| Re: The problem with the 2 links. | 01/01/70 00:00 | |
| if you have 2 usb ports, why not supply | 01/01/70 00:00 | |
| Re: 2 Ports. | 01/01/70 00:00 | |
| what difference ? | 01/01/70 00:00 | |
| Earth??? | 01/01/70 00:00 | |
| my One Compaqw Presario 2207AL | 01/01/70 00:00 | |
| Look More | 01/01/70 00:00 | |
| re:optoisolated RS-232 | 01/01/70 00:00 | |
| Then But One | 01/01/70 00:00 | |
| Got it working. | 01/01/70 00:00 | |
| Great!!! | 01/01/70 00:00 | |
Circuit Schematic. | 01/01/70 00:00 |