This project is an “ESP32 WiFi Camera Microphone (Spy Camera)” firmware arduino source code (.ino) with Chain Network feature which is based on the “ESP32 WebApp Builder” project. The “Chain Network” is a local network which the devices one by one are connected to the each other. The Spy Camera project uses the “AI Thinker…
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Here is another update for the “ESP Spy Microphone” project which is ESP8266/NodeMCU and ESP32 WiFi microphone arduino source code, revision 1.5. In this update I have increased the audio stream recorder sample rate to 240KHz for both of ESP8266 and ESP32 firmwares. Also the new feature is the “Chain Network” which is a local…
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I recently have updated “ESP WiFi Microphone” project to rev 1.3 and now the revision 1.4 is available which is stronger and more stable than rev 1.3. This project is compatible with both of ESP8266 and ESP32 modules and you can simply upload it on NodeMCU, ESP32 DEVKIT and other similar boards. In the latest…
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The “Ai Thinker ESP12” module has an ACD pin which works in range of 0V to 3.3V with 10 bits resolution (0-1023). The pin is between RST and EN. In the “WiFi Microphone” project, we have used this channel as the audio signal input. This project contains two folders ESP8266WiFiMicrophone (the WiFi Microphone source code)…
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