Durvesh Pathak
Final version
Revision 0:a6e6b0559441, committed 2017-10-29
- Comitter:
- durvesh
- Date:
- Sun Oct 29 23:40:28 2017 +0000
- Commit message:
- Final version
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Driver_FX.lib Sun Oct 29 23:40:28 2017 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/durvesh/code/Driver_FX/#8b16b2101097
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Sun Oct 29 23:40:28 2017 +0000
@@ -0,0 +1,89 @@
+#include "mbed.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include "FXOS8700Q.h"
+#include "Bandpass.h"
+#include "time.h"
+#include <stdint.h>
+
+typedef float float32_t;
+
+float w[NUM_SECTIONS][2]={0};
+//float wY[NUM_SECTIONSY][2]={0};
+
+//**********Serial Communication for Terminal**************
+
+Serial pc(USBTX,USBRX);
+I2C i2c(PTE25, PTE24);
+
+FXOS8700QAccelerometer acc(i2c, FXOS8700CQ_SLAVE_ADDR1); // Configured for the FRDM-K64F with onboard sensors
+FXOS8700QMagnetometer mag(i2c, FXOS8700CQ_SLAVE_ADDR1);
+
+int accelerometer()
+{
+ { int section,si;
+ float32_t inputX, inputY;
+ float32_t wnX,ynX,filtered_opX, wnY,ynY, filtered_opY;
+ float32_t energyX,energyY;
+ float32_t avgenrX=0.0, avgenrY=0.0, avgenrMag;
+
+//*******************Accelerometer reading**********************
+ motion_data_units_t acc_data, mag_data;
+ motion_data_counts_t acc_raw, mag_raw;
+ float32_t faX, faY, faZ, fmX, fmY, fmZ, tmp_float32_t32_t32_t32_t32_t;
+ int16_t raX, raY, raZ, rmX, rmY, rmZ, tmp_int;
+ int16_t accX,accY,accZ;
+ acc.enable();
+ mag.enable();
+ acc.getAxis(acc_raw);
+ mag.getAxis(mag_raw);
+ acc.getX(raX);
+ acc.getY(raY);
+ acc.getZ(raZ);
+ mag.getX(rmX);
+ mag.getY(rmY);
+ mag.getZ(rmZ);
+ acc.getAxis(acc_data);
+ mag.getAxis(mag_data);
+ acc.getX(faX);
+ acc.getY(faY);
+ acc.getZ(faZ);
+ mag.getX(fmX);
+ mag.getY(fmY);
+ mag.getZ(fmZ);
+ puts("");
+ //}
+ inputX=(float32_t)(faX);
+
+//--------------X---------------Filter (Band Pass)-------------------X-----------------------x---------------
+ for (si=0;si<100;si++)
+
+ for (section=0;section<NUM_SECTIONS;section++)
+ {
+ wnX=inputX-a[section][1]*w[section][0]-a[section][2]*w[section][1]; // Filter for Input X
+ ynX=b[section][0]*wnX+b[section][1]*w[section][0]+b[section][2]*w[section][1];
+ w[section][1]=w[section][0];
+ w[section][0]=wnX;
+ inputX=ynX;
+ }
+
+ filtered_opX=(float32_t)(ynX);
+
+
+
+//------------X---------------Energy Computation------------X---------------------------
+ energyX=abs(filtered_opX)*abs(filtered_opX);
+ avgenrX=avgenrX+energyX;
+ printf(" FilteredX = %1.4ff\t , UnfilteredX = %1.4ff\t EnergyX = %1.4ff\n ",filtered_opX,faX,avgenrX);
+
+ if (avgenrX*100>15)
+ {printf(" Knock Detected Retard Ignition angle x = 100 ");}
+ else
+ {}}
+}
+int main(void)
+{ while(true)
+ accelerometer();
+
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/math.lib Sun Oct 29 23:40:28 2017 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/durvesh/code/math/#c5107881fca4
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Sun Oct 29 23:40:28 2017 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/093f2bd7b9eb \ No newline at end of file