| ??? 01/31/03 11:43 Read: times |
#37836 - RE: Voltage Difference Between Grounds Responding to: ???'s previous message |
In the UK there are many ways to get an Earth from the supply.. the main ones are.. TN-S... use the cable armour as the earth connection. TN-C-S.. use the neutral at the incomer.. TT .. Earth Electrode Your supply is the TN-C-S type , but even so , you should still see little difference between PC an MCU.. Are you dragging current via a damaged RS232 chip?.. |



