M30222 Datasheet, PDF (8/237 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

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MITSUBISHI MICROCOMPUTERS
M30222 Group
Rev. G
Description
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Pin name
P9₀ to P9₇
P10₀ to P10₇
Signal name
I/O Port P9
SIO 3/4
Timer B
D-A
INT2, INT3
ANEX0
ANEX1
I/O Port 10
AN0 to AN7
INT6, INT7
SEG0 to SEG23 ^{SEG drive pins}
COM0 to COM3 COM ports
VL1 to VL3
Power supply for
LCD driver
I/O type
Function
Input/Output This is an 8-bit I/O equivalent to P3.
Input/Output Pins in Port 9 function as transmit, receive and clock for SIO3 and SIO4.
Input
Some pins in Port 9 serve as TB3 and TB4 pins.
Output
P9₃ and P9₄ can be configured to function as a digital to analog output.
Input
Pin P9₀ and P9₇ can be configured as INT2 and INT3.
Output
Input
These pins are used to connect to an optional external op amp.
Input/Output This is an 8-bit I/O port equivalent to P3.
Input
Pins in Port 10 function as analog inputs.
Input
P10₆ and P10₇ function as inputs for INT6 and INT7.
Pins in this port function as SEG output for LCD drive circuit.
Pins in this port function as COM output for LCD drive circuit.
Power supply input for LCD drive circuit.
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