Diff: main.cpp

Revision:

7:ff64fb98ac1b

Parent:

3:5f7286858dd0

--- a/main.cpp	Fri Feb 23 17:41:03 2018 +0000
+++ b/main.cpp	Fri Mar 09 17:25:32 2018 +0000
@@ -1,10 +1,29 @@
 #include "mbed.h"
 #include "ADXL362.h"
+#include "MPL3115A2.h"
 #include <stdio.h>
 #include <stdlib.h>
 
+Serial pc(SERIAL_TX, SERIAL_RX);
 DigitalOut myled(LED1);
 ADXL362 adxl362(PA_0,PA_7,PA_6,PA_1);
+MPL3115A2 pressure_sensor(PB_7,PB_6,0x60);
+InterruptIn event(PA_4);
+
+char *arr[] = {
+    "MPL_STATUS","MPL_OUT_P_MSB", "MPL_OUT_P_CSB","MPL_OUT_P_LSB","MPL_OUT_P_LSB",
+    "MPL_OUT_T_LSB","MPL_DR_STATUS","MPL_OUT_P_DELTA_MSB","MPL_OUT_P_DELTA_MSB",
+    "MPL_OUT_P_DELTA_LSB","MPL_OUT_T_DELTA_MSB","MPL_OUT_T_DELTA_LSB",
+    "MPL_WHO_AM_I","MPL_F_STATUS","MPL_F_DATA","MPL_F_SETUP","MPL_TIME_DLY",
+    "MPL_SYSMOD","MPL_INT_SOURCE","MPL_PT_DATA_CFG","MPL_BAR_IN_MSB",
+    "MPL_BAR_IN_LSB","MPL_P_TGT_MSB","MPL_P_TGT_LSB","MPL_T_TGT","MPL_P_WND_MSB",
+    "MPL_P_WND_LSB","MPL_T_WND","MPL_P_MIN_MSB","MPL_P_MIN_CSB","MPL_P_MIN_LSB",
+    "MPL_T_MIN_MSB", "MPL_T_MIN_LSB", "MPL_P_MAX_MSB", "MPL_P_MAX_CSB",
+    "MPL_P_MAX_LSB","MPL_T_MAX_MSB","MPL_T_MAX_LSB","MPL_CTRL_REG1",
+    "MPL_CTRL_REG2","MPL_CTRL_REG3","MPL_CTRL_REG4","MPL_CTRL_REG5",
+    "MPL_OFF_P","MPL_OFF_T","MPL_OFF_H" 
+    };
+
 
 int adxl362_reg_print(int start, int length) {
     int rvalue = 0;
@@ -324,7 +343,99 @@
         return 0;
 }
 
+int mpl3115_reg_print(int start, int length){
+    
+    uint8_t id;
+    
+    if ((start < 0) || (start > 45)) {
+        pc.printf("break 1 \n\r");
+        return -1;
+        }
+    if (length < 0) {
+        pc.printf("break 2 \n\r");
+        return -1;
+        }
+    id = pressure_sensor.getID();
+    if (id!=0xC4) {
+        pc.printf("break 3 \n\r");
+        return -1;
+        }
+    
+    uint8_t a[45];
+            
+    pressure_sensor.readRegs(start, a, length);
+    
+    int i = 0;
+    for (i=0;i<length;i++){
+        pc.printf("0x%X: %s is 0x%X \n\r",i, arr[i], a[i]);
+        }
+    return 0;
+
+}
+
+int printA(double* ar1, double* ar2, int start, int end){
+    int i = 0;
+    for (i = start; i < end; i++){
+        pc.printf("value at %d : temp: %f pressure: %f \n\r",i,ar1[i], ar2[i]);
+        }
+    return 0;
+}
+
 int main() {
+    int arraySize = 250; //approximately the time it takes to ride one elevator floors 1-6
+    double altitudeReading[arraySize];
+    double tempReading[arraySize];
+    int i = 0, j = 0;
+
+    j = mpl3115_reg_print(0, 45); 
+
+    for (i = 0; i < arraySize; i++) { 
+        altitudeReading[i] = -1;
+    }
+    for(j = 0; j < arraySize; j++) {
+        tempReading[j] = -1;
+        }
+    i = 0;
+    pc.printf("reading an altitude at this point at 10hz\r\n");
+    pc.printf("Enter p to print, enter s to stop: ");
+    while (1) {
+        wait_us(100);
+        altitudeReading[i] = pressure_sensor.getAltitude();
+        i++;
+        tempReading[j] = pressure_sensor.getTemperature();
+        j++;
+        if (i > arraySize) {
+            i = 0;
+        }
+        if( j > arraySize) {
+            j = 0;
+        }
+        if (pc.readable()) {
+            char c = pc.getc();
+            pc.printf("we read a char, it was %c\r\n",c);
+            if (c == 'p') { //press p to show what is currently in the array
+                pc.printf("read a p\r\n");
+                int h = 0;
+                for (h = 0; h < arraySize; h++) { 
+                    pc.printf("temperature = %f, altitude = %f\r\n", tempReading[h], altitudeReading[h]);                
+                }
+            }
+            if( c == 's') { //press s to get it to stop reading
+                break;
+                }
+        }
+
+    }
+    
+   
+
+    
+    
+    
+    
+    
+     /*     Lab 6 work
+    
     wait_ms(600); // we need to wait at least 500ms after ADXL362 reset
     adxl362.set_mode(ADXL362::MEASUREMENT);
     int8_t x,y,z; 
@@ -352,5 +463,6 @@
             printf("number of knocks detected: %d\n\r",blink_c);
             blink();
         }
-    } 
+    } */
+    
 }
\ No newline at end of file