changed to divide return values

James Webb · James Webb · commit c686b2c83f53 · 2016-03-01T17:07:28.000Z
diff --git a/src/SparkFunBME280.cpp b/src/SparkFunBME280.cpp
@@ -179,8 +179,7 @@ float BME280::readFloatPressure( void )
 	var2 = (((int64_t)calibration.dig_P8) * p_acc) >> 19;
 	p_acc = ((p_acc + var1 + var2) >> 8) + (((int64_t)calibration.dig_P7)<<4);
 	
-	p_acc = p_acc >> 8; // /256
-	return (float)p_acc;
+	return (float)p_acc / 256.0;
 	
 }
 
@@ -223,7 +222,7 @@ float BME280::readFloatHumidity( void )
 	var1 = (var1 < 0 ? 0 : var1);
 	var1 = (var1 > 419430400 ? 419430400 : var1);
 
-	return (float)((var1>>12) >> 10);
+	return (float)(var1>>12) / 1024.0;
 
 }
 

Original file line number	Diff line number	Diff line change
`@@ -179,8 +179,7 @@ float BME280::readFloatPressure( void )`
`179`	`179`	`var2 = (((int64_t)calibration.dig_P8) * p_acc) >> 19;`
`180`	`180`	`p_acc = ((p_acc + var1 + var2) >> 8) + (((int64_t)calibration.dig_P7)<<4);`
`181`	`181`
`182`		`- p_acc = p_acc >> 8; // /256`
`183`		`- return (float)p_acc;`
	`182`	`+ return (float)p_acc / 256.0;`
`184`	`183`
`185`	`184`	`}`
`186`	`185`
`@@ -223,7 +222,7 @@ float BME280::readFloatHumidity( void )`
`223`	`222`	`var1 = (var1 < 0 ? 0 : var1);`
`224`	`223`	`var1 = (var1 > 419430400 ? 419430400 : var1);`
`225`	`224`
`226`		`- return (float)((var1>>12) >> 10);`
	`225`	`+ return (float)(var1>>12) / 1024.0;`
`227`	`226`
`228`	`227`	`}`
`229`	`228`