参数资料
型号: M38207M8DXXXFP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 4 MHz, MICROCONTROLLER, PQFP80
封装: 0.80 MM PITCH, PLASTIC, QFP-80
文件页数: 10/67页
文件大小: 1099K
代理商: M38207M8DXXXFP
17
MITSUBISHI MICROCOMPUTERS
3820 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Fig. 7 Port block diagram (3)
(17) Port P70
Data bus
Direction register
Port latch
Port selection/Pull-up control
Port XC switch bit
Oscillation circuit
Port P71
Port XC switch bit
VL3
VL2
VL1
(19) COM0 –COM3
The gate input signal of each transistor is
controlled by the LCD duty ratio and the
bias value.
VSS
(18) Port P71
Data bus
Direction register
Port latch
Port XC switch bit
Port selection/Pull-up control
Sub-clock generating circuit input
(20) SEG0 – SEG15
The voltage applied to the sources of
P-channel and N-channel transistors
is the controlled voltage by the bias
value.
VL2/VL3
VL1/VSS
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