1 2 16 1 2 8 Bus Indirizzi Bus Dati I/O Parallelo I/O Memoria Dati P Timer/cont. Memoria Programma M1 M1 MREQ MREQ RD WR RD WR IORQ IORQ IORQ Daisy Chain INT INT INT Clock
1 2 16 1 2 8 Bus Indirizzi Bus Dati I/O Parallelo I/O Memoria Dati P Timer/cont. Memoria Programma M1 M1 MREQ MREQ RD WR RD WR IORQ IORQ IORQ Daisy Chain INT INT INT Clock
T1 T2 T5 T4 T3 Clock M1 Addr MREQ RD Data Ciclo OP CODE Fetch
T1 T2 T5 T4 T3 Clock Addr MREQ WR Data Ciclo Memory Write
T1 T2 T5 T4 T3 Clock Addr IORQ WR Data Ciclo I/O Write
T1 T2 T5 T4 T3 Clock Addr IORQ RD Data Ciclo Interrupt INT M1
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