main.cpp

00001 #include <stdio.h>
00002 #include "mbed.h"
00003 Serial pc(USBTX, USBRX);
00004 AnalogIn analogValue(A2);
00005 DigitalIn userButton(USER_BUTTON);
00006 DigitalOut led(LED1);
00007 
00008 // Calculate the corresponding acquisition measure for a given value in mV
00009 #define MV(x) ((0xFFF*x)/3300)
00010 
00011 int main( void) {
00012     led = 0;
00013     pc.baud(9600);
00014     int count = 0;
00015     bool enFlag = true;
00016    while (1) {
00017 
00018         count++;
00019         if (userButton == 0) {
00020             enFlag = (enFlag == true) ? false : true;
00021             //pc.close();
00022         }
00023         if (enFlag) {
00024             unsigned short meas = (analogValue.read_u16());
00025             //float fl = analogValue.read() * 3300;
00026             //float final = (float) 3300* (float) meas / 65535 ; // normal 0.0008  or 3.3v-3300mV  0,8058608058608059 3300/4095
00027             pc.printf("%d; 16bit %hu val in mV: %d  \n", count,
00028                     meas, ((meas * 3300) / 0xFFFF)); //, (int) fl);
00029 
00030         }
00031 
00032         led = !led;
00033 
00034         wait(1.5f);
00035     }
00036 return 0;
00037 }