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raspberry_pi:se95

How to use a I2C Temperatur Sensor on a RPi

Requirements for this project:
Raspberry Pi
Python
SE95 I2C Temperatur Sensor (SE95 Datasheet)


Source Code:
se95.py


Connection Layout:


How to use:
First of all, you must activate the I2C Bus on the RPi.

modprobe i2c-bcm2708
modprobe i2c-dev


Now you can detect all connected I2C devices to find the sensor address.

i2cdetect -y 1

Here is my Output. In my setup the sensor address is „48“.

     0  1  2  3  4  5  6  7  8  9  a  b  c  d  e  f
00:          -- -- -- -- -- -- -- -- -- -- -- -- --
10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
30: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
40: -- -- -- -- -- -- -- -- 48 -- -- -- -- -- -- --
50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
70: -- -- -- -- -- -- -- --


You must edit the source code to enter the right address.
After that, you are finish and can start the script.

Have fun :-)

raspberry_pi/se95.txt · Zuletzt geändert: 2015/02/12 21:47 von timo