math_1048
Newbie level 4
Hello my friends
I get 5x7 led dot matrix but ,its have 2 x 7 pins not 5x7pins!!!
so how can I control this matrix ? , I think that there is some (dont care) cells or some thing!
all explanation circuit I found was like this image
**broken link removed**
thank you very much
I get 5x7 led dot matrix but ,its have 2 x 7 pins not 5x7pins!!!
so how can I control this matrix ? , I think that there is some (dont care) cells or some thing!
all explanation circuit I found was like this image
**broken link removed**
thank you very much