Use the interrupt function of the GPIO port to identify the short and long keys in the LaunchPad. The short key will light up the red LED, and the long key will light up another LED for about 10ms.
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According to Taiwan media reports, data from the General Administration of Customs of China showed that the mainland imported semiconductors worth 35.9 billion US dollars in March, a record high for a
For some reason, I needed to use a timer interrupt, but there was no example in the routine, so I did it myself.I checked the library function manual, enabled the timer 1 interrupt, and added the foll
I ran the LCD_TK example and was shocked by its speed.
I am also a fan of dot matrix display screens. I find some menus very complicated and not very fast when searching. However, this program makes a