SEN0197

    Voice Recorder‐ISD1820 SKU: SEN0197 From Robot Wiki    Voice Recorder‐ISD1820  Contents       1 Introduction  2 Specification  3 Board Overview  4 Manual Control  5 Arduino Control   o 5.1 Requirements  o 5.2 Connection Diagram  o 5.3 Sample Code  6 FAQ  Introduction This is the latest ISD1820 voice recorder module with integrated record and play functions. Easily record your voice by pressing the record button, speaking and then releasing the button when finished. The module is able to playback 10 seconds in total. Connect an 8Ω 3W speaker or an external active speaker for voice output. The module also has a 3 pin digital interface so you can connect it to an Arduino compatible microcontroller as a playback trigger. Specification      Operating voltage: 5V  Recording time: 10 seconds  Sampling frequency: 6.4KHz  Repeatable recording times: 100,000  Dimensions: 37*35 mm/ 1.46*1.38 incheBoard Oveview  Board Overview    Name   Features   SPK1     Speaker (Supports 8Ω@3W speaker)   SPK2     Active Speaker   PLAY     Play Audio   REC       Record (Release the button to stop recording)         Manual Control 1. Press the record button to record; release the button to stop recording. The module supports  10s of recording and the red LED on the board will flash when the buffer is full.  2. Press the play button to play the recording; At the end of playback, the red LED on the board will  flash once.  3. This module can control playback with an Arduino compatible microcontroller. See below for  details.  Arduino Control Requirements   Hardware   o DFRduino UNO x1  o IO expansion shield V7 x1  Software   o Arduino IDE V1.6.5 Click to Download Arduino IDE from Arduino®  o https://www.arduino.cc/en/Main/Software  Connection Diagram  Sample Code 1 int Play_pin = 2; 2 void setup() { 3 pinMode(Play_pin,OUTPUT); 4 digitalWrite(Play_pin,LOW); 5 } 6 7 void loop() { 8 digitalWrite(Play_pin,HIGH); 9 delay(1000); 10 } FAQ For any questions, advice or cool ideas to share, please visit DFRobot Forum.                       Powered By DFRobot © 2008-2017