[Robotgroup] graphic OLED display
Gray Mack
gray_mack at yahoo.com
Mon Jun 25 13:06:02 PDT 2007
I finally got my Sparkfun OLED 128x128 color cell
phone display working from a Propeller microcontroller
after being stumped for a week.
The two culprits being:
1. didnt have the data/command pin set as output so my
writes to this pin were ignored. I could initialize
the screen through commands but couldn't draw pixels
because x,y,color data was being interpreted as
command instead of data.
2. Porting the C style
if (x >= 2) // is x greater than or equal comparison
to spin code needs to be:
if x => 2 ' is x equal or greater comparison
not:
if x >= 2 ' x is assigned the true/false value of x >
2
I also have the sparkfun serial Nokia knockoff LCD
display working with the Propeller.
These graphic screens can be great for robots and
other art and can display 15x8 characters or more
depending on your font or 128x128 color images.
-Gray
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