Projets S4 IUT de Cachan
acquisition de la position du AS5311
Dependencies: C12832 SWSPI mbed
Fork of
IonScan_DO_SPI
by 
Noël Esnault
Revision 0:c8c1409ea335, committed 2018-04-11
- Comitter:
- Esnault
- Date:
- Wed Apr 11 14:53:34 2018 +0000
- Commit message:
- Version du 11/04/2018
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/C12832.lib Wed Apr 11 14:53:34 2018 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/askksa12543/code/C12832/#990d5eec2ef6
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/SWSPI.lib Wed Apr 11 14:53:34 2018 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/teams/Projets-S4-IUT-de-Cachan/code/SWSPI/#b16213e09287
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Wed Apr 11 14:53:34 2018 +0000
@@ -0,0 +1,96 @@
+#include "mbed.h"
+#include "C12832.h"
+#include "SWSPI.h"
+#include <cmath>
+
+SWSPI spi(PC_4,PC_12,PA_13); // MOSI"bidon" / MISO /CLK
+
+C12832 lcd(D11, D13, D12, D7, D10);
+
+DigitalOut CS(PA_14);
+
+DigitalIn DO(PC_12);
+
+InterruptIn index(PA_15);
+
+double cpt_fall=0;
+
+float distance=0,cpt_rise=0,compteur_index=0;
+
+short cpt=0;
+
+long x=0,x1=0,pas,RAZ = 0,pos_finale=0, pos_initiale=0;
+
+
+
+void pressed()
+{
+ if (x >= 3000) {
+ cpt_rise++;
+ }
+ if (x <= 1000) {
+ cpt_rise--;
+ }
+
+}
+
+void released()
+{
+ cpt_fall++;
+}
+
+int main ()
+{
+ spi.format(18,3); //////////////////////////////////////
+ spi.frequency(100000); // Initialisation SPI software
+ CS=1;
+ lcd.cls();/////////////////////////////////////////////
+
+ wait_ms(100);///////////////////////////////////////////
+ CS=0;
+ wait_us(50);
+
+ pos_initiale=spi.write(0); //Determination pos_initialetion initiale
+
+ wait_us(50);
+ CS=1;
+ pos_initiale = pos_initiale>>5;/////////////////////////////////////////////
+
+ pos_finale=x-pos_initiale;
+
+ //pas = (abs(x-x1))%4095;
+ distance=((pos_finale*(0.000488)+(cpt_rise*2)));
+
+ while(1) {
+ pos_finale=x-pos_initiale;
+
+ index.fall(&pressed);
+ index.rise(&released);
+
+ wait_ms(100);
+ CS=0;
+ wait_us(50);
+
+ x1=x;
+ x=spi.write(0);
+
+ //pas = (abs(x-x1))%4095;
+ distance=((pos_finale*(0.000488)+(cpt_rise*2))); // Calcul de la distance parcouru depuis le 0 en mm
+
+ wait_us(50);
+ CS=1;
+ x = x>>5;
+
+ lcd.locate(0,3);
+ lcd.printf("DIST= %.5f",distance);
+ lcd.locate(0,14);
+ lcd.printf("POS= %5ld", x);
+
+ /*
+ lcd.locate(0,3);
+ lcd.printf("pos_initiale= %ld",pos_initiale);
+ lcd.locate(0,14);
+ lcd.printf("POS= %5ld", x);
+ */
+ }
+}
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Wed Apr 11 14:53:34 2018 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/aa5281ff4a02 \ No newline at end of file