How to General purpose Input and Output works varies MCU and MPU

In this Blog, we are going to see the GPIO, so what is GPIO the name itself it has the meaning general purpose input and output. now you are having any kind of microcontroller, that has GPIO. if your having Arduino, it has 14 digital pins, 6 analog pins, if you are having Raspberry Pi it has 40 GPIO pins (models B+, 2B, 3B, 4B), if your having …

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