BY8301-24QS is a new high-quality plug-in MP3 main control chip independently developed by Shenzhen Baiwei Electronic Technology Co., Ltd. It supports dual decoding of MP3 and WAV formats . You can connect SD/TF card to replace the voice content; you can also connect an external U disk or USB data cable to the computer to replace the SD/TF content . Support 15 -way button one-to-one trigger playback, there are 8 trigger modes to choose from, which is more convenient to use.
2. Product Features
lSupport MP3 , WAV high-quality audio format files, beautiful sound.
l24 -bit DAC output, dynamic range supports 90dB , signal-to-noise ratio supports 85dB .
lSupport 15 segments of voice one-to-one trigger playback, 3 IO port hardware to choose 8 trigger modes, more widely used.
lSupport UART asynchronous serial port control: support play, pause, up and down songs, volume addition and subtraction, song selection playback, advertisement insertion, etc.
l SD/TF card can be inserted to replace the voice content, and the maximum support 32G memory card.
lSupport reading U disk, up to 32G ; you can also directly replace the contents of the TF through the USB data cable .
lPackage: SSOP24 .
3. Technical Specifications
MP3 , WAV file format
Support sampling rate 8 ~ 48K , bit rate 8 ~ 320Kbps audio files
Standard serial port, 3.3V TTL level , baud rate 9600