M30222 Datasheet, PDF (173/237 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

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MITSUBISHI MICROCOMPUTERS
M30222 Group
Rev. G
I/O Ports
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
P70 to P71
Data bus
Direction register
“1”
Port latch
Output
Input respective peripheral functions
P83
Data bus
P100 to P105
NMI interrupt input
Pull-up selection
Direction register
Data bus
Port latch
P95, P96, P106, P107
Data bus
Analog input
Pull-up selection
Direction register
“1”
Port latch
Output
Input to respective peripheral functions
Analog input
Note :
symbolizes a parasitic diode.
Do not apply a voltage higher than Vcc to each port.
Fig. 1.142. Programmable I/O ports (2)
1-174
(Note)