N9200 recordable sound module is an offer of serial MP3 perfectly
integrates hardware decoding of MP3, WMV. While software supports
TF card-driven support directly updating the SPI Flash content
support FAT16, FAT32 file system. Through simple instructions or
UART serial port serial port specified by the instruction to
complete the play music, and features such as how to play music
without tedious underlying operation, sounding, easy to use, stable
and reliable is the most prominent feature of this product. In
addition to the chip depth customization of products, designed
specifically for fixed voice playback area to develop low-cost.
---Supported sample rate (KHz): 8/11.025/12/16/22.05/24/32/44.1/48.
Have a perfect sound and stereo.
--- 24-bit DAC outputs, the internal DSP hardware decoding, non-PWM
output 90dB dynamic range, signal to noise ratio 85dB.
--- Fully supports FAT16, FAT32, file system, support TF card 32G,
32G USB flash drive.
--- Multiple control modes, model, serial UART serial port mode, AD
keypad control mode.
--- Language broadcast spots feature, you can pause the currently
playing music in the background, supports the song playing under
the specified path and cross-drive support announcements, support
announcements ended prematurely
--- Specifies the time.
--- Specify drive letter for playing, specify the tracks to play.
--- 30 level volume adjustable, adjustable 5 EQ.(NORMAL—POP—ROCK—JAZZ--CLASSIC)
--- Playing in the specified path (support in English).
--- Folder switch.
--- Specified period of repetition.
--- Support computer sound card control, supports USB mass storage.
---Support for triggers are not allowed to interrupt playback.
1, In-vehicle navigation voice broadcast;
2, Road transport inspection, station voice prompts;
3, Train station, bus station safety check voice prompts;
4, Power, communications, financial brokerage house voice prompts;
5, Vehicles entering and leaving the channel validation voice
6, Public security frontier checkpoint at voice prompts;
7, Multi-channel voice alarm or equipment operation guiding voice;
8, Electric sightseeing cars safe driving voice announcement;
9, Buses safe driving voice notices;
10, Fire voice alarm;
11, Automated broadcast equipment, regular broadcasts.
MP3 file format
1,11172-3 and ISO13813-3 supports all bit rates layer3 audio
2,Sample rate support(KHZ): 8/11.025/12/16/22.05/24/32/44.1/48
3,Supports Normal, Jazz, Classic, Pop, Rock, and other sound effects
Standard serial port, TTL-level, baud rate can be set
Power supply between 3.5V to 5V,the best:4.2V
Standard DIP16/DIP28 package
5% ~ 95%
5.Module pin picture