16 csatornás DTMF MT8870 audio dekóder telefon hangdekódoló vezérlő intelligens otthon automatizálási relémodulhoz

16 csatornás DTMF MT8870 audio dekóder telefon hangdekódoló vezérlő intelligens otthon automatizálási relémodulhoz
16 Channel DTMF MT8870 Audio Decoder Phone Voice Decoding Controller for Smart Home Automation Relay Module
Product Name:  16 Channel DTMF MT8870 Audio Decoder Phone Voice Decoding Controller Module for Smart Home Home Automation Wiser Home Relay
 
Module No.:  CE004
 
Package:
1 PCS 16 Channel DTMF decoder module;
1 PCS Male to Male audio wire (3.5mm jack );
 
Description: 
 
 
DC Power Supply Voltage:4.5V-5.5V(Tup: 5V)
 
Operating Temperature : -40- 85 °C
 
IO Drive : Sink Current (Low level drive) 20mA,source current(High level drive) 270uA
 
16 Channel selectable high and low level output.
 
16 Channel output: 0-9,*# ABCD
 
8 kinds of Mode selection
 
PCB Size : 50x20MM
 
This decoding module is for mobile and fixed telephone voice dialing decoding function , has 16 channels, 8 kinds of selectable output function, and leads to STD signal to use as a microcontroller interrupt signal, very convenient to embed all kinds for mobile and fixed telephoneremote remote control, remote control decoding key value. 
12 channels outputs decode mobile and fixed telephone keys (0-9, * #).Another 4 channels output(ABCD) can use "DTMF Dial" Software control.

 
Typical application for Mobile phones:
 
Typical application for DTMF Dial Software:
 
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