參數(shù)資料
型號: HT7510
廠商: Holtek Semiconductor Inc.
英文描述: Clinical Thermometer
中文描述: 體溫計
文件頁數(shù): 4/8頁
文件大?。?/td> 331K
代理商: HT7510
Pad Description
Pad No.
Pad Name
I/O
Description
1
LOWC
B
For low voltage detector, open the pin when not in use.
2
VSS
I
Power supply GND
3
SC
B
Common point, NMOS open drain
4
RF
O
Connect reference resistor, PMOS open drain
5
RS
O
Connect sensor resistor, PMOS open drain
6
VDD
I
Power supply positive
7
PSW
I
Pull-low input pin, press switch to turn the power on or off
8
TE ST2
I
Pull-low test pin, for production, floating test, LCD displays
the real time value, when connected to VDD, LCD displays
the highest value.
9
CLFH
I
Connecting VSS for
°
C, connect to VDD for
°
F
10
OSCI
I
For system oscillator in
11
OSCO
O
For system oscillator out
12
BZ1
O
Buzzer output 1
13
BZ2
O
Buzzer output 2
14
E N
O
Interface with HT84018-0D
15
DATA
O
Interface with HT84018-0D
16
READY
O
Interface with HT84018-0D
17
BUSY
I
Interface with HT84018-0D
18~20
COM1~COM3
O
LCD backplane drive, 3 level voltage out
21~23
SA1~SA3
O
LCD segment drive
24~26
SB1~SB3
O
LCD segment drive
27~29
SC1~SC3
O
LCD segment drive
30
SD1
O
LCD segment drive
31
CAP15V
O
1.5V output for LCD display
32
C512
O
Test pin for IC (512Hz output)
33
TV
B
Test pin for IC
34
TE ST1
I
Test pin for IC
35
TTM
I
Test pin for IC
36
TS816
I
Test pin for IC
HT7510
4
10th Feb ’99
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