adapted LED flashing in all script. Recording is possible in infinity loop when executing grid main.py
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@ -50,7 +50,6 @@ class plot():
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gs.update(left=0.05, bottom=0.05, top=1, right=1, hspace=0, wspace=0)
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def GPIO_setup(LED1_pin, LED2_pin, Button1_pin, Button2_pin):
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# LED output pins
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GPIO.setmode(GPIO.BOARD)
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@ -197,34 +196,19 @@ def main():
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print('cfg file missing !!!')
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quit()
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# create save folder and copy cfg file
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# path = os.path.join(init_path, now.strftime(path_format))
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# os.makedirs(path)
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# copyfile(os.path.join(os.path.split(path)[0], 'fishgrid.cfg'), os.path.join(path, 'fishgrid.cfg'))
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# cfgfile = os.path.join(path, 'fishgrid.cfg')
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# read and edit config file
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channels, rate, n_cols, n_rows, max_v = read_cfg(init_cfgfile, now)
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# file = os.path.join(path, 'traces-grid1.raw')
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# f = open(file, 'wb')
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# f.close()
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# embed()
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# quit()
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LED1_pin = 11
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LED2_pin = 13
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Button1_pin = 16
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Button2_pin = 18
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LED_status = GPIO_setup(LED1_pin, LED2_pin, Button1_pin, Button2_pin)
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# LED_status = GPIO_setup(LED1_pin, LED2_pin, Button1_pin, Button2_pin)
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# DAQ setup
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if True:
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# channels = 16
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status = ScanStatus.IDLE
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@ -235,7 +219,7 @@ def main():
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low_channel = 0
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high_channel = channels
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samples_per_channel = 20000 # * channels = Buffer size
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samples_per_channel = rate * 2 # * channels = Buffer size
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# rate = 20000
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scan_options = ScanOption.CONTINUOUS
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flags = AInScanFlag.DEFAULT
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@ -298,13 +282,14 @@ def main():
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# f = open('/media/pi/data1/test_file.raw', 'wb')
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# LED on when here ... wait for switch to start data aquisition
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GPIO.output(LED1_pin, GPIO.HIGH)
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LED_status[0] = True
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while GPIO.input(Button1_pin) == GPIO.LOW:
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sleep(.1)
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sleep(2)
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GPIO.output(LED1_pin, GPIO.LOW)
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LED_status[0] = False
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# GPIO.output(LED1_pin, GPIO.HIGH)
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# LED_status[0] = True
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# while GPIO.input(Button1_pin) == GPIO.LOW:
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# sleep(.1)
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# sleep(2)
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# GPIO.output(LED1_pin, GPIO.LOW)
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# LED_status[0] = False
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LED_t = time()
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LED_t_interval = 2
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@ -319,36 +304,35 @@ def main():
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Plot.create_axis()
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init_fig = True
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try:
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while GPIO.input(Button1_pin) == GPIO.LOW:
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while True:
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# blinking LED
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if time() - LED_t < .1 and LED_status[0] == False:
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LED_status[0] = True
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GPIO.output(LED1_pin, GPIO.HIGH)
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if time() - LED_t >= .1 and LED_status[0] == True:
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LED_status[0] = False
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GPIO.output(LED1_pin, GPIO.LOW)
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if time() - LED_t >= LED_t_interval:
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LED_t = time()
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# dist & eth0 controll
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if GPIO.input(Button2_pin) == GPIO.HIGH:
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if disp_eth_power == True:
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subprocess.run(['tvservice', '-o'])
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subprocess.run(['vcgencmd', 'display_power', '0'])
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subprocess.run(['sudo', 'ip', 'link', 'set', 'eth0', 'down'])
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disp_eth_power = False
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else:
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if disp_eth_power == False:
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subprocess.run(['tvservice', '-p'])
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subprocess.run(['vcgencmd', 'display_power', '1'])
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subprocess.run(['sudo', '/bin/chvt', '6'])
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subprocess.run(['sudo', '/bin/chvt', '7'])
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subprocess.run(['sudo', 'ip', 'link', 'set', 'eth0', 'up'])
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disp_eth_power = True
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# if time() - LED_t < .1 and LED_status[0] == False:
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# LED_status[0] = True
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# GPIO.output(LED1_pin, GPIO.HIGH)
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# if time() - LED_t >= .1 and LED_status[0] == True:
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# LED_status[0] = False
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# GPIO.output(LED1_pin, GPIO.LOW)
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# if time() - LED_t >= LED_t_interval:
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# LED_t = time()
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#
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# # dist & eth0 controll
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# if GPIO.input(Button2_pin) == GPIO.HIGH:
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# if disp_eth_power == True:
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# subprocess.run(['tvservice', '-o'])
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# subprocess.run(['vcgencmd', 'display_power', '0'])
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#
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# subprocess.run(['sudo', 'ip', 'link', 'set', 'eth0', 'down'])
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# disp_eth_power = False
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# else:
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# if disp_eth_power == False:
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# subprocess.run(['tvservice', '-p'])
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# subprocess.run(['vcgencmd', 'display_power', '1'])
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# subprocess.run(['sudo', '/bin/chvt', '6'])
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# subprocess.run(['sudo', '/bin/chvt', '7'])
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#
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# subprocess.run(['sudo', 'ip', 'link', 'set', 'eth0', 'up'])
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# disp_eth_power = True
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# Get the status of the background operation
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status, transfer_status = ai_device.get_scan_status()
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@ -387,7 +371,7 @@ def main():
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last_idx = index
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except KeyboardInterrupt:
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embed()
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plt.close()
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pass
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# f.close()
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@ -406,7 +390,7 @@ def main():
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subprocess.run(['sudo', '/bin/chvt', '7'])
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# subprocess.run(['sudo', 'ip', 'link', 'set', 'eth0', 'up'])
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GPIO.cleanup()
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# GPIO.cleanup()
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if __name__ == '__main__':
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33
grid_main.py
33
grid_main.py
@ -1,4 +1,5 @@
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import os
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from time import sleep
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try:
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import RPi.GPIO as GPIO
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except:
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@ -32,15 +33,45 @@ def main():
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LED_status = GPIO_setup(LED1_pin, LED2_pin, Button1_pin, Button2_pin)
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LED_status[0] = True
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GPIO.output(LED1_pin, GPIO.HIGH)
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LED_status[1] = True
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GPIO.output(LED2_pin, GPIO.HIGH)
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while True:
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if GPIO.input(Button2_pin) == GPIO.HIGH:
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if GPIO.input(Button1_pin) == GPIO.HIGH:
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GPIO.output(LED1_pin, GPIO.LOW)
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GPIO.output(LED2_pin, GPIO.LOW)
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GPIO.cleanup()
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os.system('python3 /home/pi/code/Rasp_grid/rasp_grid.py')
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sleep(5)
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LED_status = GPIO_setup(LED1_pin, LED2_pin, Button1_pin, Button2_pin)
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LED_status[0] = True
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GPIO.output(LED1_pin, GPIO.HIGH)
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LED_status[1] = True
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GPIO.output(LED2_pin, GPIO.HIGH)
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# quit()
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if GPIO.input(Button2_pin) == GPIO.HIGH:
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for i in range(3):
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for j in range(2):
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sleep(0.5)
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if j == 0:
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GPIO.output(LED1_pin, GPIO.LOW)
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GPIO.output(LED2_pin, GPIO.LOW)
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else:
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GPIO.output(LED1_pin, GPIO.HIGH)
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GPIO.output(LED2_pin, GPIO.HIGH)
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GPIO.output(LED1_pin, GPIO.LOW)
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GPIO.output(LED2_pin, GPIO.LOW)
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print('shut down')
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quit()
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48
rasp_grid.py
48
rasp_grid.py
@ -18,7 +18,7 @@ from IPython import embed
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from uldaq import (get_daq_device_inventory, DaqDevice, AInScanFlag, ScanStatus,
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ScanOption, create_float_buffer, InterfaceType, AiInputMode)
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def GPIO_setup(LED1_pin, LED2_pin, Button1_pin, Button2_pin):
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def GPIO_setup(LED1_pin, LED2_pin, Button1_pin, Button2_pin, power_controll_pin):
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# LED output pins
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GPIO.setmode(GPIO.BOARD)
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@ -31,7 +31,7 @@ def GPIO_setup(LED1_pin, LED2_pin, Button1_pin, Button2_pin):
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# switch controlled input
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# GPIO.setup(Button1_pin, GPIO.IN)
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# GPIO.setup(Button2_pin, GPIO.IN)
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GPIO.setup(power_controll_pin, GPIO.IN)
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GPIO.setup(Button1_pin, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
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GPIO.setup(Button2_pin, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
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@ -184,8 +184,9 @@ def main():
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LED2_pin = 13
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Button1_pin = 16
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Button2_pin = 18
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power_controll_pin = 37
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LED_status = GPIO_setup(LED1_pin, LED2_pin, Button1_pin, Button2_pin)
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LED_status = GPIO_setup(LED1_pin, LED2_pin, Button1_pin, Button2_pin, power_controll_pin)
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# DAQ setup
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if True:
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@ -273,12 +274,15 @@ def main():
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sleep(2)
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emergency_LED_t = time()
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emergency_LED_interval = 0.5
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LED_t = time()
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LED_t_interval = 2
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temp_t0 = time()
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next_temp_t = 0
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temp_interval = 10 # sec --> 5 min
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temp_interval = 300 # sec --> 5 min
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disp_eth_power = True
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@ -290,20 +294,38 @@ def main():
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if 't=' in line:
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temp = float((line.split('=')[-1].strip())) / 1000
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temp_f.write('sec: %.0f; %.3f\n' % (next_temp_t, temp))
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temp_f.flush()
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break
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w1_f.close()
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next_temp_t += temp_interval
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# blinking LED
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if time() - LED_t < .1 and LED_status[0] == False:
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LED_status[0] = True
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GPIO.output(LED1_pin, GPIO.HIGH)
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if time() - LED_t >= .1 and LED_status[0] == True:
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LED_status[0] = False
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GPIO.output(LED1_pin, GPIO.LOW)
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if time() - LED_t >= LED_t_interval:
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LED_t = time()
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if GPIO.input(power_controll_pin) == GPIO.LOW:
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if time() - LED_t < .1 and LED_status[0] == False:
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LED_status[0] = True
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GPIO.output(LED1_pin, GPIO.HIGH)
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if time() - LED_t >= .1 and LED_status[0] == True:
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LED_status[0] = False
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GPIO.output(LED1_pin, GPIO.LOW)
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if time() - LED_t >= LED_t_interval:
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LED_t = time()
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else:
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if time() - emergency_LED_t > emergency_LED_interval:
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if LED_status[0] != LED_status[1]:
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GPIO.output(LED1_pin, GPIO.HIGH)
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GPIO.output(LED2_pin, GPIO.HIGH)
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LED_status = [True, True]
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else:
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if LED_status[0] == True:
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GPIO.output(LED1_pin, GPIO.LOW)
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GPIO.output(LED2_pin, GPIO.LOW)
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LED_status = [False, False]
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else:
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GPIO.output(LED1_pin, GPIO.HIGH)
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GPIO.output(LED2_pin, GPIO.HIGH)
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LED_status = [True, True]
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# dist & eth0 controll
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if GPIO.input(Button2_pin) == GPIO.HIGH:
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@ -331,6 +353,8 @@ def main():
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if (last_idx > index) and (index != -1):
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np.array(data[last_idx:], dtype=np.float32).tofile(f)
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np.array(data[:index], dtype=np.float32).tofile(f)
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f.flush()
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if index == -1:
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pass
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else:
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