Perform the interfacing of 8255 with 8086 microprocessor. Initialize Port B as input port, Port A, C as output ports. Port A address is 1FFFH. Write assembly language program with comments and flowchart to acquire the data available at port B. Perform the 2's Complement of the acquired data and store it in register DL and display that on port A through LEDs. Find the contents of DL for sample input at port B=0100 1000