RS232 COM Serial Port to Excel (VBA DDE MACRO) How establish a bidirectional real-time communication between Microsoft Excel and your RS232 COM Port devices like a Scale, Proximity reader, Barcode reader, temperature sensor, Caliper, Micrometer, Gage...
serial Pinout male connector commonly used for serial ports communication
How to Create a Hotkey Keyboard Shortcut Activated by a Switch Directly Connected to RS232 Serial Port
How to create a hotkey Keyboard Shortcut activated by a switch directly connected to Serial Port. how you can automate almost anything in Windows with a Switch Push Button / Foot Switch connected directly on a Serial Port Pin and
Send multiple barcode reader data at the same time on one application with collision free keystrokes (wedge keyboard). (data sent as if it was typed in using the keyboard). Serveral barcode scanners on your actua application software.
This documentation will help you to test your computer “Serial port” by yourself. If some hardware that use serial port connected to your computer does not function properly, comport test is the First step that you should do as this method is Very Easy to Test it.