March 2016
Beginner to intermediate
296 pages
6h 34m
English
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How to use the LCD touchscreen
The LCD touchscreen used by the MCBSTM32F400 evaluation board is a resistive film giving a resolution of 4000 × 4000 (that is, far greater than the GLCD). This recipe extends touchScreenDemo_c2v0 and illustrates how to use the LCD touchscreen.
How to do it…
Perform the following steps to use the LCD touchscreen:
- Return to
touchScreenDemo_c2v0and open the project. - Use the RTE manager to add Software Component → Board Support for the Graphic LCD (in addition to the Touchscreen). Click Resolve and then OK.
- Open
touchScreenDemo.c, and include the following headers:#include <stdio.h> #include "stm32f4xx_hal.h" #include "cmsis_os.h" #include "Driver_I2C.h" #include "Board_GLCD.h" #include "GLCD_Config.h" #include "Board_Touch.h" ...
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