Revision 0:5d0a1c494baa, committed 2020-12-19

Comitter:

naruu

Date:

Sat Dec 19 14:18:47 2020 +0000

Child:

1:f49751c75d5e

Commit message:

hu;

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/BMP180.lib	Sat Dec 19 14:18:47 2020 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/spiridion/code/BMP180/#072073c79cfd

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Dec 19 14:18:47 2020 +0000
@@ -0,0 +1,97 @@
+#include "mbed.h"
+#include "BMP180.h"
+#include <stdio.h>
+#include <math.h>
+
+#define PIN_SDA D4
+#define PIN_SCL D5
+
+Serial pc(SERIAL_TX,SERIAL_RX,921600);//通信
+BMP180 bmp180(PIN_SDA,PIN_SCL);//気圧センサーのピン
+Serial xbee(D1,D0);//Xbeeのピン
+DigitalOut FET1(D9);//FETのピン
+DigitalOut FET2(D8);
+
+int main(){
+    float avalt,x8;
+    float pressure,temperature,altitude;//気圧，気温，高度
+    float v;
+    int t=0;
+    
+    xbee.printf("\rstart!\n\r");//気圧センサースタート
+    bmp180.Initialize(27,BMP180_OSS_ULTRA_HIGH_RESOLUTION);//27は府大の海抜高度
+    xbee.printf("initialization complete!\n\r");//初期化完了
+    
+    while(1){
+          float x4,x5,x6,x7,a,b;
+          float sum=0,altitude[11];
+          int r=0;
+        for(int p=1;p<11;p++){
+        if(bmp180.ReadData(&temperature,&pressure)){
+            a = pressure;
+            b = temperature;
+            x4 = 1019.11 / a; //海面気圧を気圧でわる
+            x5 = powf(x4, 0.1902225); //5.257ぶんの1
+            x6 = 273.15 + b; //絶対温度
+            x7 = (x5 - 1) * x6;
+            x8 = x7 / 0.0065;
+            altitude[p] = x8;
+            sum=sum+altitude[p];
+            r++;
+        }else{
+        xbee.printf("NO DATA\n\r");
+        xbee.printf("---------------------------\n\r");
+        wait(1);
+            }
+            
+            avalt=sum/(float)r;
+            xbee.printf("Altitude(m)\t:%.3f\n\r",avalt);
+            xbee.printf("--------------------------------\n\r");
+            break;
+
+    }wait(3);
+        }
+        while(1){
+                float y4,y5,y6,y7,c,d;
+                float y8=avalt;
+                float speed;
+                float s=0;
+                float alti[11];
+                float average_alti;
+                int e=0;
+        for(int q=1;q<11;q++){
+                if(bmp180.ReadData(&temperature,&pressure)){
+                c = pressure;
+                d = temperature;
+                y4 = 1019.11 / c; //海面気圧を気圧でわる
+                y5 = powf(y4,0.1902225);
+                y6 = 273.15 + d;
+                y7 = (y5 - 1) * y6;
+                y8 = y7 / 0.0065;
+                alti[q]= y8;
+                 s=s+alti[q];
+                xbee.printf("高度%d回目%f\n\r",q,alti[q]);
+                xbee.printf("-------------------------------\n\r");
+                e++;
+                }else{
+                xbee.printf("NO_Data\n\r");
+                    }
+                    
+                average_alti=s/(float)e;
+                speed = (avalt - average_alti)/3;
+                
+                xbee.printf("Altitude(m)\t:%.3f\n\r",average_alti);
+                xbee.printf("Speed(m/s)\t:%.3f\n\r",speed);
+                xbee.printf("-------------------------------\n\r");
+                
+                avalt=average_alti;
+                printf("tの値は%d\n",t);
+                if(speed<=0.5){
+                    t=t+1;
+                    }
+                    if(t==3){
+                        break;
+                        }
+            }wait(3);
+            }return 0;
+            }

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Sat Dec 19 14:18:47 2020 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400
\ No newline at end of file