functions : setArea

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setArea(x0,y0,x1,y1);//seta a working area of the screen

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parameters:
setArea instruct ILI chip to perform display writings in a limited area of the screen. This is a rarely used command since almost any primitive use it automatically but can be useful in situation where you need to fill a limited area with a stream of pixels (reading from a SD for example)
The complete setArea function is: setArea(x0,y0,x1,y1);
where:

• x0: area start, X axis
• y0: area start, Y axis
• x1: area end, X axis
• y1: area end, Y axis