Wednesday 22 June 2016

raspberry pi news ticker

Ive been trying to do more with the max7219 for a while. Whilst playing with an 8x8 square can get you started a 16x8 gets fun but addictive.

Last week i got a 32x8 board through which is basically 4x 8x8 matrixes still not happy i ordered another that arrived today and soldered the two together so i have 8x 8x8 matrixes and with editing led.matrix() from 4 to 8 it worked.




The wiring was a case of wiring vcc to 3.3v. ground to ground. Din to pi pin 19. Cs to pin 24 and the last one clk to 23.

With the help my last post and rmhull s github code for the 7219 chip i was soon running various code.  Next was to get a news ticker working and after a search i found feedparser a python module which can be installed with apt-get python-feedparser.

Running into a bit of difficulty i turned to twitter with what i had coded so far and help from @rgee0 aka richard gee we got there in getting a news ticker on screen.

Next was to merge the two codes and bingo worked on first attempt


Here is my newsticker in action.




There we go feel free to add and change the code and comment below.

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