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Questions and Answers
How many I/O ports does the PPI 8255 consist of and what is their configuration?
The PPI 8255 consists of three 8-bit bidirectional I/O ports, totaling 24 I/O lines. These ports can be configured as per the specific requirement.
What is the power supply requirement for the PPI 8255 device?
The PPI 8255 operates in a +5V regulated power supply.
Explain the function of the PPI 8255 device.
PPI 8255 is a general purpose programmable I/O device designed to interface the CPU with external components such as ADC, DAC, and keyboards. It can be programmed according to specific requirements and used with various microprocessors.
