This is a music spectrum display welding diy kit, through welding and assembly, it will be an LED music spectrum display. Display the music spectrum through 16*12 SMD LEDs, flashing in an orderly manner, and at the same time match the built-in power amplifier and speakers of the audio system, so that the music is no longer monotonous!
Product parameters:
Product Name: MCU LED Music Spectrum Display Kit
Product model: TJ-56-110
Power supply voltage: 5V DC (T-port to 3.5 audio AUX input line)
Board size: 100*61mm
Shell size: 107*71*15mm
Product Features:
Function introduction: dedicated audio spectrum display driver chip, built-in a variety of decoding algorithms, memory function, can permanently maintain the parameters set by the user.
Working mode selection: The chip enters the normal working state after being powered on. If there is audio input, the screen will display the frequency spectrum.
Enter working mode selection: In normal working state, no matter whether the screen is displayed or not, press and hold the “function button”, and it will enter the “working mode selection” state after about 1-2 seconds, and the screen will display “sound”, Indicates entering the “channel selection” mode. Press and hold the “function button” to change the set working mode and enter the next working mode selection. Short press to change the “Options” of the working mode, and the options will be displayed on the screen. Users can set their own working mode according to their needs.
Switch S1 has two functions:
1: Short press once to test the LED.
2: Press and hold S1 for more than three seconds to switch the channel source. At this time, you can see an arrow indicating to select the left and right channels. Or use S1 to short press Di line to select, after confirming the selection, long press S1 to save and exit.
Shipping Instructions:
1. Shipped in bulk, with installation instructions and circuit diagrams, you need to solder by yourself, and you must have experience in soldering SMD components;
2. Equipped with one-to-two interface, it is convenient to connect spectrum and power amplifier at the same time. When in use, it needs to be powered by USB (5V), just connect the audio cable to the mobile phone or computer;
3. Self-contained power amplifier, the power amplifier part is independent, if you don’t need spectrum sound, you don’t need to weld;
4. Installation sequence: first solder the SMD LED, and then solder the components on the back.
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