Beaglebone black: Difference between revisions
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;sensors: | ;sensors: | ||
:http://yetticave.blogspot.ca/2013/06/beaglebone-18v-analog-logic.html | :http://yetticave.blogspot.ca/2013/06/beaglebone-18v-analog-logic.html | ||
<code> | |||
#! usr/bin/python | |||
import time | |||
def sig_cel(sig): | |||
return (sig-500)/10 | |||
def cel_far(cel): | |||
return (cel*9.0/5.0) +32 | |||
try: | |||
while True: | |||
sig = file('/sys/devices/ocp.2/helper.14/AIN1','r').read() | |||
mV = int(sig) | |||
C_Temp = sig_cel(mV) | |||
F_Temp = cel_far(C_Temp) | |||
print 'Millivolts: %d Celsius: %.2f Farenheit: %.2f' % (mV,C_Temp,F_Temp) | |||
time.sleep(1) | |||
except KeyboardInterrupt: | |||
sig.close() | |||
</code> | |||
Revision as of 02:47, 16 February 2014
- ! usr/bin/python
import time
def sig_cel(sig):
return (sig-500)/10
def cel_far(cel):
return (cel*9.0/5.0) +32
try:
while True:
sig = file('/sys/devices/ocp.2/helper.14/AIN1','r').read()
mV = int(sig)
C_Temp = sig_cel(mV)
F_Temp = cel_far(C_Temp)
print 'Millivolts: %d Celsius: %.2f Farenheit: %.2f' % (mV,C_Temp,F_Temp)
time.sleep(1)
except KeyboardInterrupt:
sig.close()
