Features:
YS-M3A3 is a serial port MP3 chip, which integrates hard decoding of MP3 and WMV. Support FAT16, FAT32 file system. Through the simple serial port command, you can complete the playback of the specified music, and how to play music and other functions, without the cumbersome underlying operation, directly play the internal songs of the TF card, easy to use, stable and reliable is the biggest feature of this product.
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. Full support for FAT16, FAT32 file system, maximum support for 16G TF card
4. With serial port control mode
5. Broadcast in-stream feature to pause the background music being played
6. Audio data is sorted by folder, supports up to 255 folders, and can allocate 500 songs per folder.
7. 30-level volume is adjustable, 5-level EQ is adjustable
8. It is possible to control the playback of the specified music through the serial port of the single chip microcomputer;
9. With multiple playback modes such as loop playback, single loop, random, etc.
Specifications:
Power supply: DC 3.3-5V (minimum 500ma)
Communication method: serial port TTL level (3.3V-5V)
Amplifier: 3w 4-8R (can only be used within 2W, normally connected to 0.5W 8R)
Storage method: TF card storage Maximum 16G
Specification: 1.9x2.5 cm
| Name | Parameter |
| MP3 file format | Supports all bit rate 11172-3 and ISO13813-3 layer3 audio decoding |
| Sample rate support (KHz) 8/11.025/12/16/22.05/24/32/44.1/48 | |
| Support Normal, Jazz, classic, Popular, Rock and other sound effects | |
| WAV file format | 8-48000HZ |
| USB interface | Standard 2.0 |
| UART interface | Standard serial port, TTL level baud rate 9600bps |
| Input voltage | Power supply is 3.2V-5V; best is 4.2V |
| Rated current | About 20ma |
| Package | Standard SSOP24 package |
| Operating temperature | -30℃ - 60℃ |
| Humidity | 5% - 95% |
Data download address:
http://yunpan.taobao.com/s/Fyg8ExQkC (extraction code: C60FBt)
Package Included:
1 x MP3 Player Module Serial Audio Decoder Board
MP3 Player Module Serial Audio Decoder Board M3A3 Card with 3W Amplifier See detail