for the 8155

Using the 8085 microprocessor, 8155 piA and my other devices required, develop a troffic light controller systen for the intersection pictieed in figure (a). The lamp drivers ore TTL camperible and depicted in figre(b) This traffic tght system is to an at the tames indieated n the toble for 24 his per doy. 8155 The ports and the timer of 8155 \begin{tabular}{|l|c|c|c|} \hline Internal device & \multicolumn{2}{|c|}{ Internal address } \\ \hline & A2 & A1 & A5 \\ \cline { 2 - 4 } & 0 & 0 & 0 \\ Control registert & & & \\ Status register & 0 & 0 & 1 \\ Port-A & 0 & 1 & 0 \\ Port-B & 0 & 1 & 1 \\ Port.C & 1 & 0 & 0 \\ LSB timer & 1 & 0 & 1 \\ MSB timer & & \\ \hline \end{tabular} Control word format of 8155 Format of an 8155 status register. Timer count value format