Software voice playing device and use method thereof
A voice playback and equipment technology, applied in the field of software voice playback equipment, can solve problems such as single function, high power supply requirements, and large volume of external audio, and achieve the effect of strong function expansion and small size
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[0025] The following is attached figure 1 to attach image 3 Further illustrate the structure and working principle of the present invention.
[0026] A software voice playback device, comprising a shell 1, an STM32 development board 2, a voice module 3, a power amplifier chip 4, an SD card reader module 5, a liquid crystal display 6 and a HC-05 Bluetooth module 7; the shell 1 is a top opening The rectangular housing structure; the STM32 development board 2 is installed in the inner cavity of the housing 1 by screws; the SD card reader module 5 and the HC-05 Bluetooth module 7 are installed on the STM32 development board 2 by soldering The voice module 3 is inserted on the arduino interface of the STM32 development board 2; the liquid crystal display 6 is installed on the top opening of the shell 1, and the liquid crystal display 6 is connected to the STM32 through a wire The development board 2 is connected; the back of the shell 1 is provided with a sound outlet 101, and t...
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