Atom SPK

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SKU: K054

Description

Atom SPK is an audio player compatible with the Atom-Lite controller. It features the NS4168 amplifier chip with an I2S digital audio interface, automatic sample rate detection, adaptive functionality, and effective prevention of audio signal distortion. It includes a TFCard slot for easy storage and retrieval of audio files. The device provides a 3.5mm headphone jack and an external speaker interface, allowing users to play audio through external headphones or speakers.

Features

• Amplifier chip: NS4168
• I2S serial digital audio input interface
• Supports a wide range of sample rates: 8kHz~96kHz
• Automatic sample rate detection and adaptive functionality
• TFCard slot
• Headphone jack
• Speaker interface

Includes

• 1 x Atom-Lite
• 1 x Atomic SPK Base
• 1 x 1W Speaker
• 1 x M2 Hex Key
• 1 x M2*8 Cup Head Machine Screw
• 1 x USB Type-C Cable (20cm)

Applications

• Audio player
• Wireless speaker
• Wi-Fi speaker

Specifications

Schematics

PinMap

• TFCard

• NS4168

Datasheets

• NS4168

Softwares

• Atom SPK Play RawPCM Example
• Atom SPK Play MP3 From TFCard Example

AtomSPK.h - API

//Init I2S  param(__rate: I2S sampling rate)
bool begin(int __rate = 44100);

//Play RawPCM param(___audioPtr: audio data pointer, __size: data length, freeFlag: whether to release the memory, __ticksToWait: allow the maximum duration of blocked playback)
size_t playRAW( const uint8_t* __audioPtr, size_t __size, bool __modal = false, bool freeFlag = true,TickType_t __ticksToWait = portMAX_DELAY );

//play Beep param(__freq: frequency, __timems: play market, __maxval: maximum volume, __modal: asynchronous or not)
size_t playBeep( int __freq = 2000, int __timems = 200, int __maxval = 10000, bool __modal = false );
 

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Video