raab/Rasp_grid
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included temperature recording

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tillraab 2019-09-16 16:48:10 +02:00
parent 6734e26a7d
commit dec2fc40bf
1 changed files with 75 additions and 58 deletions
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45
rasp_grid.py
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@ -1,5 +1,6 @@
from __future__ import print_function
import os
import glob
import datetime
from shutil import copyfile
try:
@ -29,11 +30,11 @@ def GPIO_setup(LED1_pin, LED2_pin, Button1_pin, Button2_pin):
LED_status = [False, False]
# switch controlled input
GPIO.setup(Button1_pin, GPIO.IN)
GPIO.setup(Button2_pin, GPIO.IN)
# GPIO.setup(Button1_pin, GPIO.IN)
# GPIO.setup(Button2_pin, GPIO.IN)
# GPIO.setup(Button1_pin, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
# GPIO.setup(Button2_pin, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
GPIO.setup(Button1_pin, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
GPIO.setup(Button2_pin, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
return LED_status
@ -171,13 +172,14 @@ def main():
channels, rate = read_cfg(cfgfile, now)
file = os.path.join(path, 'traces-grid1.raw')
temp_file = os.path.join(path, 'temp_file.txt')
w1_bus_path = glob.glob('/sys/bus/w1/device/28*/w1-slave')[0]
f = open(file, 'wb')
temp_f = open(temp_file, 'w')
# f.close()
#embed()
#quit()
LED1_pin = 11
LED2_pin = 13
Button1_pin = 16
@ -272,10 +274,25 @@ def main():
LED_t = time()
LED_t_interval = 2
temp_t0 = time()
next_temp_t = 0
temp_interval = 10 # sec --> 5 min
disp_eth_power = True
try:
while GPIO.input(Button1_pin) == GPIO.HIGH:
while GPIO.input(Button1_pin) == GPIO.LOW:
if time() - temp_t0 > next_temp_t:
w1_f = open(w1_bus_path, 'r')
w1_file = w1_f.readlines()
for line in w1_file:
if 't=' in line:
temp = float((line.split('=')[-1].strip())) / 1000
temp_f.write('sec: %.0f; %.3f\n' % (next_temp_t, temp))
break
w1_f.close()
next_temp_t += temp_interval
# blinking LED
if time() - LED_t < .1 and LED_status[0] == False:
LED_status[0] = True
@ -294,8 +311,8 @@ def main():
subprocess.run(['sudo', 'ip', 'link', 'set', 'eth0', 'down'])
disp_eth_power = False
else:
if disp_eth_power == False:
elif disp_eth_power == False:
subprocess.run(['tvservice', '-p'])
subprocess.run(['vcgencmd', 'display_power', '1'])
subprocess.run(['sudo', '/bin/chvt', '6'])
@ -322,11 +339,11 @@ def main():
else:
last_idx = index
except KeyboardInterrupt:
embed()
pass
f.close()
temp_f.close()
if daq_device:
# Stop the acquisition if it is still running.
if status == ScanStatus.RUNNING: