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Write down the mode 0 control words of 8255 for the following two cases: (a) Port A = Input port, Port B = not used, Port CU = Input port and Port CL = Output port. (b) Port A = Output port, ...

port b = input portport b = not usedport c = output portport cu = input port and port cl = output port. (b) port a = output portwrite down the mode 0 control words of 8255 for the following two cases: (a) port a = input port