import time
import ue9
import os

try:
    d = ue9.UE9()
    d.spi([((0x14<<1)+1)<<1,0xC0])#This sets up the sensor into 8bit ring buffer mode
    while(True):
        n = d.spi([0x15<<2, 0x0]) #this reads how many results are available in the buffer
        getResults = [0]*n[1]     #create an array getResults that is filled with n 0's which happens to be (#results in buffer)*3+1
        getResults[0]=0xF<<2      #edit the first number in the array to prepare the array to be sent over SPI and get the results
        print d.spi(getResults)   #print out the results array, the first is a bogus variable, but after its x,y,z,x,y,z.....
        time.sleep(.001)          
        os.system("clear")        #this function only works on mac and maybe linux, probably not for windows... It clears the command line to make the results easier to read/understand
except KeyboardInterrupt:         #this allows the program to quit when you press "ctrl C", it takes the sensor out of ring buffer mode and turns off the interrupt.  
    print " ctrl C received, shutting down program"
    d.spi([((0x14<<1)+1)<<1,0x0]) #take sensor out of ring buffer mode
    d.spi([0x16<<2,0])            #re-set interrupt
    d.close()                     #close the device
    
    spi(self, SPIBytes, AutoCS=True, DisableDirConfig = False, SPIMode = 'A', SPIClockFactor = 0, CSPINNum = 1, CLKPinNum = 0, MISOPinNum = 3, MOSIPinNum = 2)