AT89S52 GPIO

General-Purpose Input/Output (GPIO) pins serve as the bridge between the microcontroller and the physical world, enabling the control and monitoring of various external devices. The AT89S52 microcontroller is a versatile platform that offers a host of GPIO pins, opening up a plethora of possibilities for digital interfacing.

GPIO pins are the cornerstone of digital interfacing, allowing microcontrollers to send and receive digital signals. The AT89S52 microcontroller features a range of these pins that can be individually configured as inputs or outputs, allowing them to be used for various purposes.