Wolfgang Kinkeldei / Mbed 2 deprecated TempMeasure

yet another 18B20 Temperature sensor. variable number of sensors working in parasite mode, serial 16x2 display with diagnostic output and post to a rest web service

Dependencies:   EthernetInterface HTTPClient NTPClient mbed-rtos mbed

temperature_sensor.cpp@1:9e88b2508768, 2013-01-03 (annotated)

Committer:
wkinkeldei
Date:
Thu Jan 03 18:50:43 2013 +0000
Revision:
1:9e88b2508768
Parent:
0:53f05303850a 
added switch sensor

Who changed what in which revision?

UserRevisionLine numberNew contents of line
wkinkeldei 0:53f05303850a 1 #include "temperature_sensor.h"
wkinkeldei 0:53f05303850a 2 #include "rtos.h"
wkinkeldei 0:53f05303850a 3
wkinkeldei 1:9e88b2508768 4 TemperatureSensor::TemperatureSensor(PinName pin, char *url_part, char *name): Sensor('T', pin, url_part, name), one_wire(pin) {
wkinkeldei 0:53f05303850a 5 }
wkinkeldei 0:53f05303850a 6
wkinkeldei 0:53f05303850a 7 void TemperatureSensor::prepare_measure(void) {
wkinkeldei 0:53f05303850a 8 one_wire.prepare_read();
wkinkeldei 0:53f05303850a 9 Thread::wait(1000);
wkinkeldei 0:53f05303850a 10 }
wkinkeldei 0:53f05303850a 11
wkinkeldei 0:53f05303850a 12 void TemperatureSensor::measure(void) {
wkinkeldei 0:53f05303850a 13 value = one_wire.read_temperature();
wkinkeldei 0:53f05303850a 14 }
wkinkeldei 0:53f05303850a 15
wkinkeldei 0:53f05303850a 16 char *TemperatureSensor::last_measure(void) {
wkinkeldei 0:53f05303850a 17 sprintf(buffer, "%d\337C", value);
wkinkeldei 0:53f05303850a 18
wkinkeldei 0:53f05303850a 19 return buffer;
wkinkeldei 0:53f05303850a 20 }