SPI – Show PM2.5 Concentration on ILI9341 TFT LCD

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This example extends previous PM2.5 example to show the PM2.5 concentration on the LCD.

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Code Reference
09/12/2022 at 09:48 • 0 comments

Code Reference

In this example, first rotate the screen by 90 degrees, and draw the static components such as the circles, the measuring scale, and the title text. After the concentration value is detected, it is printed inside the circle.