參數(shù)資料
型號： UPD17201A
廠商： NEC Corp.
英文描述： 4-BIT SINGLE-CHIP MICROCONTROLLER WITH LCD CONTROLLER/DRIVER AND A/D CONVERTER FOR INFRARED REMOTE CONTROL TRANSMITTERS
中文描述： 4位單片機與LCD控制器/驅(qū)動器和A / D轉(zhuǎn)換器紅外遙控遞質(zhì)
文件頁數(shù)： 9/120頁
文件大?。?/td> 516K
代理商： UPD17201A
μ
PD17201A, 17207
9
3.
PINS FUNCTIONS
3.1
PIN IDENTIFICATION
Pin No.
Symbol
Function
Output Type
On Reset
76
77
78
79
80
1
|
32
34
COM
0
COM
1
CMOS,
push-pull
–
LCD
35
/COM
2
LCD
34
/COM
3
LCD
33
LCD
32
|
LCD
1
LCD
0
33
GND
–
–
35
V
ADC
–
–
36
|
39
ADC
0
|
ADC
3
–
–
40
GND
ADC
–
–
41
INT
–
Input
42
|
45
P0A
0
|
P0A
3
CMOS,
push-pull
Input
46
|
49
P0B
0
|
P0B
3
N-channel,
open-drain
Input
50
|
53
P0C
0
|
P0C
3
N-channel,
open-drain
Input
54
55
56
57
P0D
0
/LED
P0D
1
/TMOUT
P0D
2
P0D
3
CMOS,
push-pull
Input
Common/segment signal outputs of the LCD driver. These
common and segment signal outputs are selected by LCDMD3 to
LCDMD0 of the register file.
COM
0
to COM
3
Common signal outputs of the LCD driver
LCD
35
to LCD
0
Segment signal outputs of the LCD driver
Device ground
Positive power supply of the A/D converter (V
ADC
should be equal
to V
DD
.)
Analog inputs of the A/D converter (8-bit resolution)
Ground of the A/D converter
External interrupt request signal (Input).
The interrupt request is generated at the rising edge of this signal.
4-bit I/O port (enabling setting of inputs or outputs in 4-bit units)
(Grouped I/O).
Each of these pins has a pull-up resistor.
4-bit I/O port (enabling setting of inputs or outputs in 4-bit units).
(Grouped I/O).
4-bit I/O port (enabling setting of inputs or outputs in 4-bit units).
(Grouped I/O).
Port 0D/LED output or port 0D/8-bit timer output.
P0D
0
and LED outputs are switched by NRZEN of the register file.
P0D1 and 8-bit timer outputs are switched by TMOE of the register
file.
P0D
0
to P0D
3
4-bit I/O port
Enabling setting of inputs or outputs of each bit (Bitwise I/O)
LED
Outputs NRZ signal in synchronization with infrared remote
controller signal (REM)
Outputs high level while remote controller carrier is output
from REM pin
TMOUT
Output of the 8-bit timer
(to be cont’d)
相關(guān)PDF資料
PDF描述
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