Geiger counter - Revision history

Donsez at 13:33, 5 April 2019

2019-04-05T13:33:27Z

← Older revision		Revision as of 13:33, 5 April 2019
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	[http://www.sparkfun.com/products/9848 Geiger counter]		[http://www.sparkfun.com/products/9848 Sparkfun SEN-09848 Geiger counter] (ce compteur est remplacé par le [https://www.sparkfun.com/products/retired/11345 SEN-11345])

Donsez at 05:04, 31 August 2013

2013-08-31T05:04:37Z

← Older revision		Revision as of 05:04, 31 August 2013
Line 73:		Line 73:
	}		}
	</pre>		</pre>

			===Python with [[MQTT]] and [[Mosquitto]]===
			<pre>
			#!/usr/bin/python
			#
			# publish the number of particles detected by an USB geiger counter evert second
			# using MQTT
			# Author: Didier Donsez
			# 2013/08/20
			#
			# TODO
			# threading.Timer(period, on_second, (a,b)).start() => call on_second(a,b)
			# improve concurrency control with https://github.com/littlehedgehog/base/blob/master/atomicinteger.py
			#


			import serial
			import mosquitto
			import os
			import sys
			import threading


			# python publishgeiger.py test.mosquitto.org /dev/tty.usbserial-A700eD9k geiger/particulesPerSecond

			broker=sys.argv[1]
			#broker = "test.mosquitto.org"

			port = 1883

			serialdev=sys.argv[2]
			# = '/dev/tty.usbserial-A700eD9k'

			topic=sys.argv[3]
			# = 'geiger/particulesPerSecond'

			period = 1.0

			cpt = 0

			def on_second():
			global period, cpt, topic
			print(cpt)
			mqttc.publish(topic , cpt)
			cpt = 0
			timer = threading.Timer(period, on_second)
			timer.start()


			#MQTT callbacks

			def on_connect(mosq, obj, rc):
			if rc == 0:
			print("Connected successfully.")
			else:
			raise Exception("Can not connect to MQTT broker")

			def on_disconnect(mosq, obj, rc):
			print("Disconnected successfully.")


			def on_publish(mosq, obj, mid):
			print("Message "+str(mid)+" published.")


			def on_subscribe(mosq, obj, mid, qos_list):
			print("Subscribe with mid "+str(mid)+" received.")


			def on_unsubscribe(mosq, obj, mid):
			print("Unsubscribe with mid "+str(mid)+" received.")

			#called on exit
			#close serial, disconnect MQTT
			def cleanup():
			print "Ending and cleaning up"
			ser.close()
			mqttc.disconnect()

			try:
			print "Connecting... ", serialdev
			#connect to serial port
			ser = serial.Serial(serialdev, 9600, timeout=20)
			except:
			print "Failed to connect serial"
			#unable to continue with no serial input
			raise SystemExit("Failed to connect serial")


			try:
			ser.flushInput()
			#create an mqtt client
			mypid = os.getpid()
			client_uniq = "geigercounter-"+str(mypid)
			mqttc = mosquitto.Mosquitto(client_uniq)

			#attach MQTT callbacks
			mqttc.on_connect = on_connect
			mqttc.on_disconnect = on_disconnect
			mqttc.on_publish = on_publish
			mqttc.on_subscribe = on_subscribe
			mqttc.on_unsubscribe = on_unsubscribe


			#connect to broker
			mqttc.connect(broker, port, 60)

			timer = threading.Timer(period, on_second)
			timer.start()
			while mqttc.loop() == 0:
			c = ser.read()
			cpt = cpt + 1
			pass


			# handle list index error (i.e. assume no data received)
			except (IndexError):
			print "No data received within serial timeout period"
			cleanup()
			# handle app closure
			except (KeyboardInterrupt):
			print "Interrupt received"
			cleanup()
			except (RuntimeError):
			print "uh-oh! time to die"
			cleanup()

			</pre>

Donsez at 13:04, 21 September 2012

2012-09-21T13:04:14Z

← Older revision		Revision as of 13:04, 21 September 2012
Line 8:		Line 8:


			==Usage==
			* Générateur aléatoire
			* [[Drone PRI (Prévention des Risques Industriels)]]
			* [[RobAIR-Wifibot]]

	=Source code=		==Source code==
	==Linux==		===Linux===
	screen /dev/ttyUSB0 9600		screen /dev/ttyUSB0 9600

	==Processing==		===Processing===
	Code Processing pour visualiser les particules recues.		Code Processing pour visualiser les particules recues.
	<pre>		<pre>

Donsez at 13:01, 21 September 2012

2012-09-21T13:01:44Z

← Older revision		Revision as of 13:01, 21 September 2012
Line 8:		Line 8:



			=Source code=
			==Linux==
			screen /dev/ttyUSB0 9600

			==Processing==
	Code Processing pour visualiser les particules recues.		Code Processing pour visualiser les particules recues.
	<pre>		<pre>

Donsez at 07:08, 8 September 2012

2012-09-08T07:08:48Z

← Older revision		Revision as of 07:08, 8 September 2012
Line 1:		Line 1:
			[[Image:sparkfungeiger.jpg\|300px\|thumb\|right\|Sparkfun's geiger counter]]
	[[Image:wifibot-with-geiger-gas.jpg\|300px\|thumb\|right\|WifiBot with geiger counters and toxic gas sensors]]		[[Image:wifibot-with-geiger-gas.jpg\|300px\|thumb\|right\|WifiBot with geiger counters and toxic gas sensors]]
	[[Image:M2m_drone_1.jpg\|300px\|thumb\|right\|On board Geiger counter (connected the USB port of the ARDrone v1)]]		[[Image:M2m_drone_1.jpg\|300px\|thumb\|right\|On board Geiger counter (connected the USB port of the ARDrone v1)]]

Donsez at 07:29, 7 April 2012

2012-04-07T07:29:22Z

← Older revision		Revision as of 07:29, 7 April 2012
Line 64:		Line 64:


	==~~Application~~==		==Projets AIR==
	[[Drone PRI (Prévention des Risques Industriels)]]		* [[Drone PRI (Prévention des Risques Industriels)]] 2011
			* [[Drone roulant de Prévention des Risques Industriels]] 2012

Donsez at 07:28, 7 April 2012

2012-04-07T07:28:19Z

@@ Line 1: / Line 1: @@
 [http://www.sparkfun.com/products/9848 Geiger counter]
@@ Line 61: / Line 66: @@
 ==Application==
 [[Drone PRI (Prévention des Risques Industriels)]]

Donsez at 16:43, 18 January 2012

2012-01-18T16:43:42Z

← Older revision		Revision as of 16:43, 18 January 2012
Line 2:		Line 2:


	Code Processing pour visualiser les ~~paricules~~ ~~recus~~.		Code Processing pour visualiser les particules recues.
	<pre>		<pre>
	/**		/**

Donsez at 16:40, 18 January 2012

2012-01-18T16:40:31Z

@@ Line 19: / Line 19: @@
 int fg=0;
 int serialPortPos=1; // 0 on my PC is the Modem port.
 void setup()
@@ Line 31: / Line 33: @@
   if ( myPort.available() > 0) {  // If data is available,
     val = myPort.read();         // read it and store it in val
-  background(255);             // Set background to white
+    background(255);
+  }
   rect(50, 50, 100, 100);
+}
 </pre>

Donsez at 15:17, 17 January 2012

2012-01-17T15:17:29Z

← Older revision		Revision as of 15:17, 17 January 2012
Line 39:		Line 39:
	}		}
	fill(fg);		fill(fg);
			text(""+counter,8,height-6);
	}		}

← Older revision		Revision as of 07:08, 8 September 2012
Line 1:		Line 1:
			[[Image:sparkfungeiger.jpg\|300px\|thumb\|right\|Sparkfun's geiger counter]]
	[[Image:wifibot-with-geiger-gas.jpg\|300px\|thumb\|right\|WifiBot with geiger counters and toxic gas sensors]]		[[Image:wifibot-with-geiger-gas.jpg\|300px\|thumb\|right\|WifiBot with geiger counters and toxic gas sensors]]
	[[Image:M2m_drone_1.jpg\|300px\|thumb\|right\|On board Geiger counter (connected the USB port of the ARDrone v1)]]		[[Image:M2m_drone_1.jpg\|300px\|thumb\|right\|On board Geiger counter (connected the USB port of the ARDrone v1)]]