Comment on Tutorial - Read from a COM port using Java program By Steven Lim

Comment Added by : JayS

Comment Added at : 2015-02-03 21:31:36

Comment on Tutorial : Read from a COM port using Java program By Steven Lim

i am using the same code to read data from an RFID reader. I am using serial to usb cable. code looks fine but when it runs it shows "port occupied by unknown windows application"" , it remains same after changing port no. :( 

can anyone help me in figuring out what is wrong ?? 

thanks in advance :)

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3. It worked for me. Thanks a lot. Hi Sasikumar, I th
View Tutorial By: Ramlak at 2007-03-05 01:53:14

4. Easy to understand... thank u....
View Tutorial By: saranya at 2013-02-11 10:37:07

5. superb...thanks :-)
View Tutorial By: sunny at 2010-11-10 07:20:25

6. Thnx. Very Useful Code...
View Tutorial By: Ankur Pandya at 2010-09-27 05:14:35

7. Good work!

Few changes: polish oper
View Tutorial By: Karol Z. at 2010-06-02 09:09:52

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View Tutorial By: James at 2012-06-04 09:02:31

9. Fantastic work guys
View Tutorial By: wizard at 2012-09-22 04:18:59

10. The synchronization schedule function has been red
View Tutorial By: Kim at 2014-11-12 10:52:13

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