1. Copy cronfile to /home/pi/ folder 
2. Setup crontab 
		$ crontab  /home/pi/cronfile 
3. Replace [machtalk/dht22/machtalk_dht22.cpp] line 69 && line 70 with you own info 
4. Build for you pi 
		$ git clone https://github.com/sndnvaps/MyRasPi.git 
		$ cd MyRasPi 
		$ sudo su
		$ cd machtalk
		$ vim dht22/dht22.h # setup dht22 for you own gpio pin , i was set to gpio pin 7 
		$ cmake . 
		$ make install 
5. have fun ,you have success install machtalk_dht22 into you pi /usr/local/bin/