參數(shù)資料
型號(hào): M3822
廠商: Mitsubishi Electric Corporation
英文描述: Single Chip 8 Bits Microcomputer(8位單片機(jī))
中文描述: 單芯片8位單片機(jī)(8位單片機(jī))
文件頁(yè)數(shù): 16/52頁(yè)
文件大?。?/td> 781K
代理商: M3822
16
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
3822 Group
Data bus
Pull-up control
Timer output
T
OUT
output control bit
(13) Port P5
6
register
Port latch
(15) Port P7
0
Data bus
Port selection/Pull-up control
Port X
C
switch bit
Direction
register
Oscillation circuit
Port P7
1
Port X
C
switch bit
Port latch
(16) Port P7
1
Data bus
Port selection/Pull-up control
Port X
C
switch bit
Direction
register
Sub-clock generating circuit input
Port latch
V
L3
V
L2
V
L1
(17) 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) SEG
0
–SEG
11
The voltage applied to the sources of
P-channel and N-channel transistors
is the controlled voltage by the bias
value.
V
L2
/V
L3
V
L1
/V
SS
Analog input pin selection bit
(14) Port P6
Data bus
Pull-up control
register
Port latch
A-D conversion input
Fig. 7 Port block diagram (3)
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