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SD/SDHC CARD SOUND RECORDER - PIC Microcontroller
https://pic-microcontroller.com/sdsdhc-card-sound-recorder/
This sound recorder has the same characteristics as the sound recorder with PIC16F876A. The difference is the supply voltage is 3.3V. This makes the direct drive of the SD card simpler. It also makes it easier to power it from a …
DIY ESP32 Recorder : 7 Steps - Instructables
https://www.instructables.com/DIY-ESP32-Recorder/
In order to recording voice, the mics have been integrated on the board and connected to the input interface of WM8960. Also for playing, the board provides the 3.5mm audio jack as the player output. In addition, the board has an SD card …
DIY Auto Voice Record and Playback - Arduino Project Hub
https://create.arduino.cc/projecthub/gadgetprogrammers/diy-auto-voice-record-and-playback-7a47d7
Firstly, we just record voice through ISD1820, which can record 20 seconds for once (you can store voice in sd card too), and you can play it again and again. so here we are recording voice when user press 'r' in serial monitor and play it when user press 'p' in serial monitor. So this was the whole working of our system.
Simple Arduino Voice Recorder for Spy Bug Voice …
https://circuitdigest.com/microcontroller-projects/simple-arduino-voice-recorder-for-spy-bug-voice-recording
#define SD_CSPin 10 // defines the CS pin of the SD card. // delay function for serial log. void wait_min(int mins) { int count = 0; int secs = mins * 60; while (1) { Serial.print('.'); delay(1000); count++; if (count == secs) { count = 0; break; } } Serial.println(); return ; }
Make Your Own Spy Bug (Arduino Voice Recorder) : 5 …
https://www.instructables.com/Make-Your-Own-Spy-Bug-Arduino-Voice-Recorder/
There seems to be a change in the SD card library. You can fix it by setting pin 10 as an output & setting it high. Here is the modified code, /* Steps: 1. Edit pcmConfig.h a: On Uno or non-mega boards, #define buffSize 128. May need to increase. b: Uncomment #define ENABLE_RECORDING and #define BLOCK_COUNT 10000UL 2. Usage is as below.
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