| ??? 01/31/03 11:52 Read: times |
#37839 - RE: Voltage Difference Between Grounds Responding to: ???'s previous message |
Hi Rob;
"Are you dragging current via a damaged RS232 chip?..". No I tested the chip and it is ok. Nearly i cann't do anything about the proper earth grounding. But i can isolate the circuit. I looked at the Maxim's site for their MAX250/252. But using these chips will increase the cost. |



