參數(shù)資料
型號(hào): 3820
廠商: Mitsubishi Electric Corporation
英文描述: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
中文描述: 單芯片8位CMOS微機(jī)
文件頁數(shù): 17/66頁
文件大?。?/td> 1093K
代理商: 3820
17
MITSUBISHI MICROCOMPUTERS
3820 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Fig. 7 Port block diagram (3)
(17) Port P7
0
Data bus
Direction register
Port latch
Port selection/Pull-up control
Port X
C
switch bit
Oscillation circuit
Port P7
1
Port X
C
switch bit
V
L3
V
L2
V
L1
(19) COM
0
–COM
3
The gate input signal of each transistor is
controlled by the LCD duty ratio and the
bias value.
V
SS
(18) Port P7
1
Data bus
Direction register
Port latch
Port X
C
switch bit
Port selection/Pull-up control
Sub-clock generating circuit input
(20) SEG
0
– SEG
15
The voltage applied to the sources of
V
L2/
V
L3
V
L1/
V
SS
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