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Keyestudio ISD1820 Voice Recording and Playback Module
Description
After the Keyestudio ISD1820 voice recording and playback module is connected
to an 8Ω 2W speaker, it can play the sound of the module.
The module uses 10 seconds of voice recording and playback, with loop playback,
jog playback, single-pass playback, high quality, natural voice reproduction, can
be used as a megaphone module.
When using it, we provide the DC 3-5V voltage to VCC GND, and use 3 buttons
and 2 DIP switches to set the module working state. At the same time, we can
connect the corresponding signal terminal to the single-chip microcomputer
through the pin header interface, and then use the code to control the working
1
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Summary of Contents for Keyestudio ISD1820
- Page 1 Keyestudio ISD1820 Voice Recording and Playback Module Description After the Keyestudio ISD1820 voice recording and playback module is connected to an 8Ω 2W speaker, it can play the sound of the module. The module uses 10 seconds of voice recording and playback, with loop playback, jog playback, single-pass playback, high quality, natural voice reproduction, can be used as a megaphone module.
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Page 2: Technical Parameters
When the 3 buttons are pressed, the corresponding pin header interface is at a high level, and after the button is released, the corresponding pin header interface is at a low level. When two dialing codes are dialed to the ON end, the corresponding pin header interface is high level, and when the dialing terminal is dialed, the corresponding pin header interface is low level. -
Page 3: Wiring Diagram
Wiring Diagram A. The module VCC and GND provide DC 3-5V voltage supply, and blue terminal block of the module is connected to an 8Ω 2W speaker. B. The REPEAT and FT DIP switches on the module are dialed to the OFF terminal. -
Page 4: Special Attention
PLAYL button is released; and the PLAYL button is pressed again the recording plays from the beginning. G. Dial the FT dial switch to the ON terminal, you can hear the speaker sound, this is the pass-through function;... - Page 5 www.keyestudio.com...