INTRODUCTION TO MICROPEOCESSOR
MICRO PROCESSOR AND MICRO CONTROLLER
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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programmable parallel interface
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Programmable Peripheral Interfacing
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PPI CONTROLLER
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PIC CONTROLLER
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Detailed explanation-1: -The 8255 is a Programmable peripheral interface device that is used to achieve the basic communication method between the microprocessor & machines. It is a peripheral device used for a machine that is programmed to perform as an interface. This 8255 PPI is an interface between the microprocessors and the I/O devices.
Detailed explanation-2: -Intel 8255 is a peripheral interface (PPI) chip which is programmable. It is used for the connection of peripheral devices and interfacing. We call Peripheral device also as Input Output device. We use Input Output ports for the connection of Input Output devices.
Detailed explanation-3: -The parallel input-output port chip 8255 is also known as programmable peripheral input-output port.