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A patch to the ino file, where the GPIOs for I2C_SDA and I2C_SCL are defined, so that the scratch can be directly used. #7

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A patch to the ino file, where the GPIOs for I2C_SDA and I2C_SCL are defined, so that the scratch can be directly used. #7

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24102a8
define the GPIOs designated for I2C communication for ESP32, the defi…
ulyssis Oct 9, 2024
7291153
improve the README regardign the assignment of GPIOs for I2C on ESP32
ulyssis Oct 9, 2024
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1 change: 1 addition & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -63,6 +63,7 @@ To build an example sketch
- (Re)start Arduino.
- Open File > Example > Examples from Custom Libraries > ScioSense_ENS16x > 01_Basic (or any other of the provided examples you wish to run)
- Make sure Tools > Board lists the correct board.
- Make sure the GPIOs for I2C on the ESP32 (I2C_SDA and I2C_SCL) in use are correct.
- Select Sketch > Verify/Compile.

## Acknowledgements
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7 changes: 5 additions & 2 deletions examples/01_Basic/ENS160/ENS160.ino
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@@ -1,3 +1,4 @@
// wanring: before usage please make sure the GPIOs for I2C on the ESP32 (I2C_SDA and I2C_SCL) in use are correct.
#include <Arduino.h>
#include <Wire.h>
#include <ScioSense_ENS16x.h>
Expand All @@ -11,6 +12,8 @@ I2cInterface i2c;

#define USE_INTERRUPT
#define INTN 2
#define I2C_SDA 21
#define I2C_SCL 22

ENS160 ens160;

Expand All @@ -19,7 +22,7 @@ void setup()
Serial.begin(9600);
ens160.enableDebugging(Serial);

Wire.begin();
Wire.begin(I2C_SDA,I2C_SCL,0);
i2c.begin(Wire, I2C_ADDRESS);

Serial.println("begin..");
Expand Down Expand Up @@ -69,4 +72,4 @@ void loop()


}
}
}