Information link：https://pan.baidu.com/s/1A6woiI8S7iHiNwrsf4CvVQ Extraction code：oein
Player Mini is a compact and inexpensive MP3 module that can be directly connected to speakers. The module can be used alone with the power supply battery, speaker, and buttons, or can be controlled through the serial port, as a module of the Ar UNO or any single-chip microcomputer with a serial port. The module has integrated hard decoding of MP3, WAV and WMA. At the same time, the software supports TF card drive and supports FAT16 and FAT32 file systems. Through simple serial port commands, you can complete the functions of playing the specified music and how to play the music. There is no need for tedious low-level operations, easy to use, stable and reliable.
Technical specifications
1. Support sampling rate (KHz): 8/11.025/12/16/22.05/24/32/44.1/48
2. 24-bit DAC output, dynamic range support: 90dB, signal-to-noise ratio support: 85dB
3. Fully support FAT16, FAT32 file system, maximum support 32G TF card, support 32G U disk, 64M byte NORFLASH
4. Multiple control modes are available. IO control mode, serial port mode, AD button control mode
5. Broadcasting language insertion function, you can pause the background music being played. After the ad is played, return to the background sound to continue playing
6. The audio data is sorted by folders, up to 100 folders are supported, and 255 tracks can be allocated every folder
7, 30 levels of volume adjustable, 6 levels of EQ adjustable
application
1. Car navigation voice broadcast
2. Highway transportation inspection, toll station voice prompt
3. Voice prompts for safety inspections at railway stations and bus stations
4. Voice prompts for power, communications, and financial business halls
5. Voice prompts for vehicle entry and exit channel verification
6. ** Voice prompt for border inspection channel
7. Multi-channel voice alarm or equipment operation guidance voice
8. Voice notice for safe driving of electric sightseeing cars
9. Automatic alarm for mechanical and electrical equipment failure
10. Fire voice alarm prompt
11. Automatic broadcast equipment, regular broadcast
