Subject Name: Microprocessor.
Q2 - Interfacing an 8255 chip with 8086 Microprocessor to work as I/O ports, as shown in the figure below. Initialize Port A as an Input port, Port B as an Output port, and Port C upper as an Output port. The control word register address should be 00FEh. PPI A0 is connected to the 8086 Microprocessor, and PPI A1 is connected to the 8086 Microprocessor. PBO, PBI, PB, PB, PB, PR, PPI, PA, 8255, PAL, PA, PA, PAI, PAS, PAS, PA-WR, PCe, Reset, PCs, PCg, PC, GND.
Dy-De TORD IOWR Reset.
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