Marco Zecchini
/
Esempio_read_analog
Analog in example
main.cpp
- Committer:
- marcozecchini
- Date:
- 2019-02-28
- Revision:
- 1:b1e1b7ad742f
- Parent:
- 0:f2fd41e16884
File content as of revision 1:b1e1b7ad742f:
#include "mbed.h" AnalogIn analog_value(A0); DigitalOut led(LED1); int main() { float meas_r; float meas_v; printf("\nAnalogIn example\n"); while(1) { meas_r = analog_value.read(); // Read the analog input value (value from 0.0 to 1.0 = full ADC conversion range) meas_v = meas_r * 5000; // Converts value in the 0V-5V range // Display values printf("measure = %f = %.0f mV\n", meas_r, meas_v); // LED is ON is the value is below 1V if (meas_v < 1000) { led = 1; // LED ON } else { led = 0; // LED OFF } wait(1.0); // 1 second } }