M16C/62 Group DATASHEET

Programmable I/O PortMitsubishi microcomputersM16C / 62 GroupSINGLE-CHIP 16-BIT CMOS MICROCOMPUTERP00 to P07, P20 to P27,P30 to P37, P40 to P47,P50 to P54, P56Data busPull-up selectionDirection registerPort latch(Note)Pull-up selectionP10 to P14Direction registerPort P1 control registerData busPort latch(Note)Pull-up selectionP15 to P17Direction registerPort P1 control registerData busPort latch(Note)Input to respective peripheral functionsPull-up selectionP57, P60, P61, P64, P65,P72 to P76, P80, P81,P90, P92Data busDirection registerPort latch"1"Output(Note)Input to respective peripheral functionsNote :1symbolizes a parasitic diode.Do not apply a voltage higher than Vcc to each port.Figure 1.23.1. Programmable I/O ports (1)167