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These functions include control and timing signals, common ground, and data signals. Irrespective of whether the connector is 9 or 25 pins, only 3 of those pins are actually used when connecting a terminal device.Īpart from defining electrical characteristics, each signal in RS232 data transmission has a specific function that is determined by the RS232 protocol. RS232C is an upgraded version of RS233 and it's exactly the same with the only exception that it makes use of a 25 pin connector. Serial Port In Delphi serial#The RS232 serial interface has nine pins and can be obtained in male or female type configurations. Each pin in the connectors has a determined purpose. As their namesake, a DB9 connector has 9 pins, while a DB25 has 25 pins. The DTE is the male port, while the DCE is typically female. There is also a “Save” icon on the toolbar, or simply press Ctrl + S to save your session.Īn RS232 connection between a Data Terminal Equipment (DTE) and a Data Communications Equipment (DCE) requires the use of DB9 or DB25 connectors. To save your session, select Session -> Save session / Save session as. You would want to save your session so that you can refer to the logs and analyze the recorded data.A new monitoring window with all the various views selected in step 2 will be displayed. To start monitoring, click the “Start monitoring” button.The options are Create/Close, Read/Write, and Device Control. Capture options allow you to choose which events you want to record. ![]()
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