?? (Dushan Chanuka) ???? Young computer Scientist ??????? ????????? ?? APICTA 2013 ??????????? ????????? ????? ??????? ?????? ??? ?????? ???? ??. ??? ????????? ?? 24 ??? 27????? Hong Kong ?? ?? ????????. ?? ???? ?????? ????? ??? ???? ??? ???????? ??? ?? FITIS ???????? ??????? , ????? ????? ?????? ??...

Thank you very much. I got it to work. It was just a breadboard problem. I am currently doing well with LedControl library. I'll check your library too.

Thank you

Thank you for your replies. I checked it again and I got to know that pin arrangement of cathodes and anodes differ from matrix from matrix. Finally I found the correct pin layout suitable for matrix I bought from TRONIC.LK . It was a success :clap: But now there is another problem :? . When I uploa...

I bought 4 8x8 LED matrix modules from TRONIC.LK . I also bought 4 max7219 driver chips for each matrix. As testing I hooked up one matrix to a 7219 chip. As there were no documentation related to the matrix, I wired it up according to the following tutorial. http://www.gammon.com.au/forum/?id=11516...

Thank you very much

For a robot I have designed a custom arduino sketch to make a custom low profile PCB. Can you review it and tell me if there is something wrong. I want good analog input accuracy as I have some analog inputs. Please tell me if there is anything I have to improve or add or edit. arduinoDIY.png Thank ...

Thank you very much