When it comes to raspberry
pi touchscreen, all of us will think of sainsmart. As a
person who is start to play with Python and understand everything slowly. I have
faced some problems and I need some advices.
The first problem is to have a raspberry pi touchscreen. I have looked a
lot of different touch screens. However, it is difficult to get them to work.
One requirement is access to the GPIO pins but the main one is easy to setup.
The second problem is I need a tutorial on how to make the touchscreen
work in Python or other computer programming language. I want to put some
graphic buttons on the screen that when I touch one of them the program executes
an associated routine. I have searched but found nothing about it.
The third thing is about printer and this is why the need for the GPIO
pin accessibility with the touchscreen. It will be better to have a small
thermal printer can connect and print code easily. I know this a lot and I want
to put together a tutorial on how to setup touch buttons on the screen.
All of these troubles have been solved until I found a PiTFT for
raspberry pi which has a 2.8" display with 320x240 16-bit color pixels and a
resistive touch overlay. The plate uses the high speed SPI interface on the Pi
and can use the mini display as a console, X window port, displaying images or
video etc. It can works well with the Pi Model A or B and it also fit the Model
B+ perfectly.
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