MODatUniSA / mod-blynk-gsr

Visualise GSR data from an Arduino compatible ESP32 Thing on a Blynk app.

Arduino galvanic skin response sketch

Using the Blynk data visualisation app.

Parts

• ESP32 Thing
• Grove GSR sensor

Installation

1. Clone this repository.
2. Create a secrets.h file with these defines:

#define blynkAuthToken "token"
#define your_ssid "ssid"
#define your_password "password"

3. Connect the GSR sensor to your ESP32:

ESP32	GSR
GND	GND
3.3v	VCC
32 (analog)	SIG

4. Upload the code to an Arduino.
5. Watch the serial output to check it’s connected to the internet.
6. Open the Blank iOS/Android app, and connect a graph to pin V5.