Includes all taxes
Product overview:
DY-HV20T is an intelligent voice playback module, integrated IO segment trigger, UART serial port control, ONE_line single bus serial port control, standard MP3 and other 7 working modes, simple dip switch Settings; Onboard 20W Class D power amplifier; Support MP3,WAV decoding format, can support up to 32G TF card, can be connected to the computer through USB data cable update TF storage audio files.
DY-HV20T Industrial grade voice playback module:
Wide voltage power supply: DC:6~35V
High power output: Class D power amplifier output 20W
TF card storage: Support 32G memory card
8 channel I/O single or combination control playback
UART Serial port controls playback
OneLine Single-bus control playback
8-way IO design ESD protection
Supports 32GB TF card storage
USB directly copy audio files
Seven trigger modes are available for DIP switches
Onboard 20W Class D power amplifier
Onboard volume control knob
I/O one-to-one trigger play
UART controls the playback
Single bus control playback
Product characteristics:
1, support MP3, WAV decoding format.
2, support the sampling rate (KHz) : 8/11.025/12/16/22 05/24/32/44.1/48.
3. 24-bit DAC output, dynamic range supports 90dB, signal-to-noise ratio supports 85dB.
4, DC 6~35V ultra-wide working voltage.
5, the maximum support 32G memory card, can be connected to the computer through the USB data cable update storage audio files.
6, integrated high-power amplifier output, driving 4Ω horn up to 20W, driving 8Ω horn up to 10W.
7, UART serial port control voice broadcast function, can control play, pause, music selection, volume increase or decrease and other functions, the maximum selection of 65535 tracks, baud rate 9600 bit/s.
8. Supports one-to-one IO trigger playback function. 8 IO ports independently trigger 8 tracks or 8 IO ports combined trigger 255 tracks.
9, Support One_line single bus serial port control, can control play, pause, song selection, volume increase or decrease and other functions.
10, Support 3 configuration IO for up to 7 working mode selection, dip switch Settings, simple operation.
11, 8 way IO design ESD protection
Modes operation instructions:
(1) I/O Combination mode 0
MCU I/O output corresponding level to trigger specified music and release the IO level
to high, it stops playing music after completing playing current music; It will play the new
music, if retrigger the music while playing. If keep the triggering state, it will keep playing
circularly. The busy pin is always effective while playing.
(2) I/O Combination mode 1
MCU I/O output corresponding level to trigger specified music and keep the triggering
state, it will keep playing circularly. It will stop playing immediately when release to
original high level anytime. The busy pin is always effective while playing.
Combination mode music Control as follows
NOTE:The music files must be named by five numbers such as 00001.mp3~00255.mp3
IO7 IO6 IO5 IO4 IO3 IO2 IO1 IO0 Music playing
1 1 1 1 1 1 1 0 00001.mp3
1 1 1 1 1 1 0 1 00002.mp3
1 1 1 1 1 1 0 0 00003.mp3
1 1 1 1 1 0 1 1 00004.mp3
1 1 1 1 1 0 1 0 00005.mp3
1 1 1 1 1 0 0 1 00006.mp3
1 1 1 1 1 0 0 0 00007.mp3
...... ...... ...... ...... ...... ...... ...... ...... ......
0 0 0 0 0 0 0 0 00255.mp3
(3) I/O stand-alone mode 0
IO0~IO7 control 8 pieces of music






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