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Update bus_scan.ino sketch of Wire library #296

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Merged
merged 1 commit into from
Sep 19, 2016
Merged

Update bus_scan.ino sketch of Wire library #296

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10 changes: 6 additions & 4 deletions libraries/Wire/examples/bus_scan/bus_scan.ino
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,7 @@

#include <Wire.h>

byte startAddress = 1; // skip reserved address from 0 to 7
byte startAddress = 1;
byte endAddress = 127;

void I2CBusScan(byte startAddress, byte endAddress)
Expand All @@ -36,20 +36,22 @@ void I2CBusScan(byte startAddress, byte endAddress)
void setup()
{
// Initialize pin 13 as an output - onboard LED.
pinMode(13, OUTPUT);
pinMode(LED_BUILTIN, OUTPUT);

// join i2c bus (address optional for master)
Wire.begin();

// initialize Serial communication
Serial.begin(115200);
// wait for the Serial port to connect. Open the Serial Monitor to continue executing the sketch
while(!Serial);
}

boolean toggle = false; // state of the LED
void loop()
{
toggle = !toggle;
digitalWrite(13, toggle);
digitalWrite(LED_BUILTIN, toggle);
delay(5000);

Serial.print("Start I2C Bus Scan from ");
Expand All @@ -58,7 +60,7 @@ void loop()
Serial.print(endAddress);
Serial.println(".....");

I2CBusScan( startAddress, endAddress);
I2CBusScan(startAddress, endAddress);

Serial.println("\ndone");
}