USB Temperature Sensor Circuit using PIC12F683 DS18B20
USB Temperature Sensor is an inexpensive compact gadget. If you want to make a USB-based temperature sensor, EnvStick is a good choice and cheap, homemade temperature sensor that plug into a USB port. It is to collect the room's ambient temperature in a simple way.
The USB temperature sensor EnvStick looks like a serial port - a COM port on Windows boxes. Here, you can see the typical output (on a program like Hyperterminal) - it waits
