Diff: altitude.cpp

Revision:

75:9f6a6c7d4bea

Parent:

70:1e2e21c377ed

Child:

77:67faccef7f14

--- a/altitude.cpp	Wed Oct 10 10:30:56 2018 +0000
+++ b/altitude.cpp	Thu Oct 11 08:57:42 2018 +0000
@@ -3,13 +3,15 @@
 
 long pression(HP20x_dev* barometre)
 {
-    long P = 0;
-    //barometre->reset();
-    //pc.printf("SB, DEBUG : available? => %d \r\n", barometre->isAvailable() ); // DEBUG : show sensor status
-    wait(2);
-    P = barometre->ReadPressure();
-    //pc.printf("P = %ul \r\n", P); // DEBUG : print pressure value
-    wait(3);
-
-    return P;
+    char ret = barometre -> isAvailable();
+    if (ret){
+        long P = 0;
+        //barometre->reset();
+        //pc.printf("SB, DEBUG : available? => %d \r\n", barometre->isAvailable() ); // DEBUG : show sensor status
+        wait(2);
+        P = barometre->ReadPressure();
+        //pc.printf("P = %ul \r\n", P); // DEBUG : print pressure value
+        wait(3);
+        return P;
+    }
 }
\ No newline at end of file