|RS 232 Informatie|
Overzichts pagina van de pin aansluitingen die voor komen bij RS-232 :
All RS-232 serial cables are one of the following 6 types:
WHAT are the RS-232 pins, and what do they do?
Answer: view table here
HOW do I know if either system uses flow control?
Answer: Read the manual. If you are still not sure, create a cable with "NULLED" flow control to trick both systems that it is always active.
WHAT if one system has flow control and the other doesn't?
Answer: In this case, flow control can not be used. Create a cable with "NULLED" flow control to trick the system that it is always active.
HOW do I know if I need a cross over cable?
Answer1: Read the manual.
On the left system put the black probe on the ground pin (pin 5 on DB9 or pin 7 on DB25). Put the red probe on pin 2, then try pin 3, which ever has a negative voltage is transmit. Select two of the following tables that match on the left hand side. Repeat the probe test on the right system. Select the matching table from the previous two. Read the answer in the middle.
Commtech Product Guide
RS-232 cable types. Connect the colors
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