參數(shù)資料
型號: M30221M3-XXXFP
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, 10 MHz, MICROCONTROLLER, PQFP120
封裝: PLASTIC, LQFP-120
文件頁數(shù): 18/48頁
文件大小: 565K
代理商: M30221M3-XXXFP
22
Programmable I/O Port
Mitsubishi microcomputers
M30221 Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Figure 1.19.5. I/O pins
Figure 1.19.4. Programmable I/O ports (4)
P131
Data bus
Direction register
Port latch
Analog output
Pull-up selection
COM0 to COM3, SEG to SEG15
VL3
VL2
VL1
VSS
The gate input signal of each
transistor is controlled by the
LCD duty ratio and the bias
value.
Note :
symbolizes a parasitic diode.
Do not apply a voltage higher than VCC to each pin.
(Note)
RESET
RESET signal input
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