Example using DHT11 with KL05Z. DHT library from teams/components/code/DHT

Dependencies:   DHT mbed

Files at this revision

API Documentation at this revision

Comitter:
kenno
Date:
Wed Aug 13 13:44:15 2014 +0000
Child:
1:d2396e83a3b9
Commit message:
Initial commit.

Changed in this revision

DHT.lib Show annotated file Show diff for this revision Revisions of this file
main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/DHT.lib	Wed Aug 13 13:44:15 2014 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/Wimpie/code/DHT/#bc5415405cad
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Aug 13 13:44:15 2014 +0000
@@ -0,0 +1,30 @@
+#include "mbed.h"
+#include "DHT.h"
+
+DigitalOut myled(LED_GREEN);
+Serial pc(USBTX, USBRX);        // default baud 9600
+
+DHT sensor(PTA11, DHT11);
+
+int main() {
+    int err;
+    pc.printf("\nDHT11 Test Program\n");
+    
+    wait(1);    // wait 1 sec for device stable
+    while (true) {
+        myled = 1;
+        err = sensor.readData();
+        if (err == 0) {
+            pc.printf("Temperature is %4.2f C \r\n", sensor.ReadTemperature(CELCIUS));
+            pc.printf("Temperature is %4.2f F \r\n", sensor.ReadTemperature(FARENHEIT));
+            pc.printf("Humidity is %4.f % \r\n", sensor.ReadHumidity());
+            printf("Dew point is %4.2f  \r\n",sensor.CalcdewPoint(sensor.ReadTemperature(CELCIUS), sensor.ReadHumidity()));
+            printf("Dew point (fast) is %4.2f  \r\n\n",sensor.CalcdewPointFast(sensor.ReadTemperature(CELCIUS), sensor.ReadHumidity()));
+        }
+        else {
+            printf("\r\nErr %i \n", err);    
+        }
+        myled = 0;
+        wait(15);
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Wed Aug 13 13:44:15 2014 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/6213f644d804
\ No newline at end of file