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Hey, if you are a beginner in electronics then definitely check this out. It is a very simple low cost line fallowing robot without micro-controller
http://www.vhdlsolutions.blogspot.in/2013/02/low-cost-line-fallowing-robot-without.html
it took me only 700 INR to make it (including PCB...
hi friends, I have made the LED matrix board using the cascaded 4017 ICs with AND gates. it was working nice for several days, but suddenly it got problem that the alternate lines are getting selected.
eg. the lines which should get selected one after another after applying clock pules
expecter...
can any buddy please help me I am not able to get the solution for the problem
whenever i compile the program it give error: process exit code : 255
what that error stands for and how it can be solved
NOTE: I have attached the snap shot of the error
Re: RS 232
thankz friend
actually I want to designe a board on which most of the XX51 controller should be get programed using serial port (rs232) of computer and using flash magic software.
RS 232
Hello friend I am new to Micro controller
I have desinged just two project of µc
now I want to make a cicuit to program internal roms of µc
so which rs232 and µc ICs should I used
can I use the 89c51rd2 ic
please help me
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