Bongjun Hur
Test Temperature Sensor(DS18B20) for LPC11U68 Xpresso v2
Dependencies: DS18B20Sensor mbed
LPC11U68 + DS18B20
refer to note
Revision 0:47d0b1f8b11d, committed 2014-07-04
- Comitter:
- Bongjun
- Date:
- Fri Jul 04 00:09:14 2014 +0000
- Commit message:
- USE Temperature Sensor to LPC11U68 B/D
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/DS18B20Sensor.lib Fri Jul 04 00:09:14 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/Bongjun/code/DS18B20Sensor/#0bcc4e42fec0
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Fri Jul 04 00:09:14 2014 +0000
@@ -0,0 +1,35 @@
+#include "mbed.h"
+#include "DS18B20Sensor.h"
+
+DigitalOut myled(LED1);
+Serial serial(USBTX, USBRX);
+DS18B20Sensor sensor(P1_25);
+// I set P1_25 here, but it's not affected code. (looked into library..no use this pinname)
+// Instead of this line, please refer to define statment of "onewire.h".
+// Thanks Steve Spence @ <<library /users/jsteve/code/DS18B20Sensor/>>
+
+int main()
+{
+ uint8_t result;
+ uint8_t i;
+ char sensorBuf[25];
+
+ serial.printf("Temperature Sensor DS18B20 Test.\rFound %d sensors\r", sensor.count());
+ while(1) {
+ myled = 1;
+ wait(0.2);
+ myled = 0;
+ wait(0.2);
+ result = sensor.startReading(true); // start sensor readings and wait
+ if (result == DS18X20_OK) {
+ for (i = 0; i < sensor.count(); i++) {
+ sensor.getReading(sensorBuf, i); // get result into buf
+ serial.printf("Sensor %d : %s\r", i+1, sensorBuf); // display it to the world
+ }
+ } else {
+ serial.printf("Sensor Reading Error (%d)\r", result); // display it to the world
+
+ }
+
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Fri Jul 04 00:09:14 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/04dd9b1680ae \ No newline at end of file