Marco Zecchini / Mbed 2 deprecated Esempio_read_analog

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Show/hide line numbers main.cpp Source File

main.cpp

00001 #include "mbed.h"
00002 
00003 AnalogIn analog_value(A0);
00004 
00005 DigitalOut led(LED1);
00006 
00007 int main()
00008 {
00009     float meas_r;
00010     float meas_v;
00011     
00012     printf("\nAnalogIn example\n");
00013 
00014     while(1) {
00015         meas_r = analog_value.read(); // Read the analog input value (value from 0.0 to 1.0 = full ADC conversion range)
00016         meas_v = meas_r * 5000; // Converts value in the 0V-5V range
00017         // Display values
00018         printf("measure = %f = %.0f mV\n", meas_r, meas_v);
00019 
00020         // LED is ON is the value is below 1V
00021         if (meas_v < 1000) {
00022             led = 1; // LED ON
00023         } else {
00024             led = 0; // LED OFF
00025         }
00026 
00027         wait(1.0); // 1 second
00028     }
00029 }
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