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Hi, I want to interface touchscreen with at89c51. I have china touchscreen. I want to draw graphics through touchscreen. pls help me in this direction. I have ad7843 touchscreen controller.
Help you with what?
Do all your work?
Try to explain a paragraph somewhere in the datasheet?
If you have a specific query, then ask a specific question.
Otherwise, the general approach for interfacing anything to anything else is: www.8052.com/.../160143