![](/media/cache/profiles/Cristian_Castro_-_Foto.jpg.50x50_q85.jpg)
Lectura de una celda de Carga HX711.
main.cpp
- Committer:
- CCastrop1012
- Date:
- 2021-09-03
- Revision:
- 1:392a3fb6d177
- Parent:
- 0:5d67331a6e7e
File content as of revision 1:392a3fb6d177:
#include "mbed.h" #include "Hx711.h" #define n_muestras 10 DigitalOut led(LED1); Hx711 LoadCeld(A1, A0, 1, 1.0); Serial rs232(USBTX, USBRX); // USB Serial Terminal float escala = 0.0; float offset; float calibration_factor = 1000; //Ajustar este valor para calibrar el peso exacto int averageSamples = 300; int main(void) { for(int i = 0; i < n_muestras; i++ ) { while(!LoadCeld.is_ready()); offset = ( offset + LoadCeld.readRaw()); } offset = (offset / n_muestras); LoadCeld.set_offset(offset); LoadCeld.set_scale(1.0); rs232.printf("Offset: %.2f \n", offset); rs232.printf("Offset: %.2f \n", LoadCeld.get_offset()); offset = 0.0; //scale.tare(); //Reset the scale to 0 //long zero_factor = scale.averageValue(averageSamples); // Saca promedio de varias lecturas para estabilizar la medida while (true) { for(int i = 0; i < n_muestras; i++ ) { while(!LoadCeld.is_ready()); escala = ( escala + LoadCeld.read()); } escala = (escala / n_muestras); rs232.printf("Peso: %.2f \n", escala); escala = 0.0; //scale.setScale(calibration_factor); //float weight = scale.getGram(); //rs232.printf("Peso: %.2f\n", weight); //lcd.locate(0,0); //lcd.printf("Peso: %.2f Grms", weight); led = !led; // toggle led wait(0.2f); } }