Wanna buy a simple & practical voice recorder? This one is right for you! The voice recorder module supports 4 controlling modes (Arduino, AT command, on-board buttons, and ADKEY), and multi-segment voice recording. You can directly press the on-board buttons to record or play voice without using a controller. Moreover, the 16MB storage on the module can store up to 40 minutes of voice recording and the recorded files can be copied to your computer via the type-C interface.
Board overview:
Connections:
VIN: Voltage input
GND: Ground
RX: UART Receive
TX: UART Transmit
SPK+: Speaker Output +
SPK-: Speaker Output -
PLAY: Function Button
REC: Function Button
KEY: ADAKY
DAC: DAC Output
GND: Ground
MIC: Microphone Input
Indicator description:
Record
In slave mode, press the REC button to enter recording mode, then the orange LED will flash quickly(press the Play button to exit the recording mode).
Under the recording mode, press the REC button to start recording, and the orange LED keeps ON(Press the REC button to pause or continue ).
In recording or recording paused, press the Play button to save and exit the recording mode.
Play
In slave mode, press the Play button to enter the music mode, then the blue LED will flash slowly(press the REC button to exit the music mode).
Under the recording mode, press the Play button to start playing, and the blue LED keeps ON(Press the Play button to pause or continue).
In playing, press the Play button for 2 seconds to switch the previous song(the blue LED flashes twice).
In playing or playing paused, press the REC button to exit the music mode.
Note: When using it for the first time, you need to connect the voice recorder module to a computer via a USB cable and format it.