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Software/Cpp/grovepi_digital_write.cpp Normal file
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// GrovePi Example for using the digital write command
// http://dexterindustries.com/grovepi
/*
## License
The MIT License (MIT)
GrovePi for the Raspberry Pi: an open source platform for connecting Grove Sensors to the Raspberry Pi.
Copyright (C) 2017 Dexter Industries
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
#include "grovepi.h"
using namespace GrovePi;
// sudo g++ -Wall grovepi.cpp grovepi_digital_write.cpp -o grovepi_digital_write.out -> without grovepicpp package installed
// sudo g++ -Wall -lgrovepicpp grovepi_digital_write.cpp -o grovepi_digital_write.out -> with grovepicpp package installed
int main()
{
int pin = 4; // we use port D4
int period = 500; // measured in ms
try
{
initGrovePi(); // initialize communication w/ GrovePi
pinMode(pin, OUTPUT); // set the pin for digital writing
// continuously digital write
// good LED Example
// [period] ms OFF / [period] ms ON
while(true)
{
printf("[pin %d][led = ON]\n", pin);
digitalWrite(pin, HIGH);
delay(period);
printf("[pin %d][led = OFF]\n", pin);
digitalWrite(pin, LOW);
delay(period);
}
}
catch (I2CError &error)
{
printf(error.detail());
return -1;
}
return 0;
}