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參數(shù)資料
| 型號： | HE8P480(S) |
| 文件頁數(shù)： | 9/50頁 |
| 文件大小： | 553K |
| 代理商： | HE8P480(S) |
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KING BILLION ELECTRONICS CO., LTD
駿
億
電
子
股
份
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公
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HE8P480
HE80000 SERIES
9
V1.14
Pin Name
I/O
Function
Description
speaker or buzzer
directly.
The PWM negative
output can drive
speaker or buzzer
directly.
DAC voice output
DAC output
Positive input of OP
comparator
Negative input of OP
comparator
OPAMP output pin
DTMF tone
PWMN
O
Set Bit2 (PWM=1) of VOC register to turn on PWM.
VO
DAO
OPIP
O
O
I
Set Bit1 (DA=1) of VOC register to turn on VO.
Digital to analog converter output
Set the bit0 (OP=1) of VOC register to turn on OP
comparator.
The operating range between 0 ~ (VDD-1).
OPIN
I
OPO
DTMFO
O
O
This function can be turned on/off in DTMFC register.
Refer to HE80000 series user’s manual.
Use Mask Option MO_DTMFSCK set clock source
：
MO_DTMFSCK= 0
Clock Source=3.579545MHz
= 1
Clock Source=32768 Hz
This function can be turned on/off in DTMFC register.
Refer to HE80000 series user’s manual.
This function can be turned on/off in DTMFC register.
Refer to HE80000 series user’s manual.
This function can be turned on/off in DTMFC register.
Refer to HE80000 series user’s manual.
Used by OTP writer to load program.
Add a 0.1 μF capacitor as by-pass capacitor.
MUTE
O
MUTE Output for
Dialer
SDO for Dialer
Application
1024 Hz 50% Duty
square wave
Define Loader Mode
digital VDD
digital GND
OTP high voltage
power
SDO
O
KEYTONE
O
LOADER
VDD
GND
VPP
I
P
P
P
Apply 12V to write the OTP ROM, and 5V to normal
operation
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