TMP175 Temperature Sensor

Cookbook » TMP175 Temperature Sensor

Note

This page has been moved to the Components section of the website. Please see http://developer.mbed.org/components/TMP175-TMP75-Temperature-Sensor/ .

The TMP175 and TMP75 are two-wire, serial output temperature sensors available in SO-8 and MSOP-8 packages. Requiring no external components, the TMP175 and TMP75 are capable of reading temperatures with a resolution of 0.0625°C.

The TMP175 and TMP75 are specified for operation over a temperature range of –40°C to +125°C.

Features

27 ADDRESSES (TMP175)
8 ADDRESSES (TMP75)
DIGITAL OUTPUT: Two-Wire Serial Interface
RESOLUTION: 9- to 12-Bits, User-Selectable
ACCURACY: ±.5°C (max) from –25°C to +85°C, ±2.0°C (max) from –40°C to +125°C
WIDE SUPPLY RANGE: 2.7V to 5.5V

Datasheet

#include "mbed.h"
#include "TMP175.h"
DigitalOut myled(LED1);
TMP175 mySensor(p9,p10);// sda,scl
LocalFileSystem local("mbedMemory"); 

int main(){
    char Fmt[100];
    float Temp;
    mySensor.vSetConfigurationTMP175(SHUTDOWN_MODE_OFF|COMPARATOR_MODE|POLARITY_0|FAULT_QUEUE_6|RESOLUTION_12,0x48); // Address -> A0,A1,A2=0
    mySensor.vSetTemperatureLowTMP175(25.0);
    mySensor.vSetTemperatureHighTMP175(35.0);
    
    FILE *fp = fopen("/mbedMemory/TMP175Debug.txt", "w"); 
    fprintf(fp, "TMP175/75 mbed NXP:\r\n"); 
    for(int k=0;k<100;k++){
        Temp=mySensor;
        sprintf(&Fmt[0],"Temperature: %f ºC\r\n",Temp);
        fprintf(fp,&Fmt[0]); 
        myled = 1;
        wait(0.5);
        myled = 0;
        wait(0.5);
    }
    fclose(fp);
    while(1);
}

/media/uploads/Suky/tmp175.png