Gnss monitor - Revision history

Jca: Replaced content with "Experiments to extract and display GNSS live or recorded data == Screenshot == 300px 300px 300px Left: Satellite movement in the sky above. Mid: Reported movement of the stationary antenna. Right: Number of tracked satellites over the last ~20 hours. == Installation issues == Weather monitor installation | Instal..."

2025-08-14T06:50:25Z

Replaced content with "Experiments to extract and display GNSS live or recorded data == Screenshot == 300px 300px 300px Left: Satellite movement in the sky above. Mid: Reported movement of the stationary antenna. Right: Number of tracked satellites over the last ~20 hours. == Installation issues == Weather monitor installation | Instal..."

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Jca at 06:42, 14 August 2025

2025-08-14T06:42:03Z

← Older revision		Revision as of 08:42, 14 August 2025
Line 8:		Line 8:

	Left: Satellite movement in the sky above. Mid: Reported movement of the stationary antenna. Right: Number of tracked satellites over the last ~20 hours.		Left: Satellite movement in the sky above. Mid: Reported movement of the stationary antenna. Right: Number of tracked satellites over the last ~20 hours.


			== Installation issues ==

			[[Weather monitor installation \| Installation issues]] issues.

			[[Wearher monitor modules \| Modules]]

	== Required packages ==		== Required packages ==

Jca: /* Configure */

2025-08-11T12:04:12Z

Configure

← Older revision		Revision as of 14:04, 11 August 2025
Line 153:		Line 153:
	== Configure ==		== Configure ==

	After the gnss_qt is run the first time, there should be a default configuration file		After the gnss_qt is run the first time, there should be a default configuration file, this will need to be modified. E.g. similar to this:

	[service]		[service]

Jca: /* Autostart QT-GUI app at boot */

2025-08-11T12:03:31Z

Autostart QT-GUI app at boot

← Older revision		Revision as of 14:03, 11 August 2025
Line 149:		Line 149:
	./gnss_qt -d 2>out_err.txt >out_console.txt		./gnss_qt -d 2>out_err.txt >out_console.txt

	This ~~seem~~ to work better than crontab with an @reboot entry, as it ~~throughs~~ the		This seems to work better than crontab with an @reboot entry, as it has the XCB issue described above.

	~~Some of the entries, like X-KeeepTerminal seems not to work~~.

	== Configure ==		== Configure ==

Jca: /* Autostart QT-GUI app at boot */

2025-08-11T12:02:37Z

Autostart QT-GUI app at boot

← Older revision		Revision as of 14:02, 11 August 2025
Line 149:		Line 149:
	./gnss_qt -d 2>out_err.txt >out_console.txt		./gnss_qt -d 2>out_err.txt >out_console.txt

			This seem to work better than crontab with an @reboot entry, as it throughs the

	Some of the entries, like X-KeeepTerminal seems not to work.		Some of the entries, like X-KeeepTerminal seems not to work.

Jca: /* Configure */

2025-08-11T12:00:49Z

Configure

← Older revision		Revision as of 14:00, 11 August 2025
Line 158:		Line 158:

	[service]		[service]
	logpath = log_%d/		logpath = /home/local/svn/weather_monitor/log/log_%d/
	; the '%d' will be replaced with date and timestamp (must end with a '/'). =		; the '%d' will be replaced with date and timestamp (must end with a '/'). =
	max_logging_minutes = 60.0		max_logging_minutes = 60.0
	log_service = true		log_service = true

	[mqttin]		[mqttin]
	broker = tcp://~~localhost~~:1883		;broker = tcp://10.59.9.201:1883
			broker = tcp://10.197.217.56:1883
	context = ublox9/		context = ublox9/
	clientid = ublox9_in		clientid = ublox9_in
Line 171:		Line 172:
	log = true		log = true
	print = false		print = false
	use = ~~false~~		use = true

	[gnss]		[gnss]
	;input = /~~dev~~/~~ttyACM0~~		;input = ../../../log/gnss_2025_06_18.nmea
	input = ../../../log/log_24h_asta_mqtt.txt		input = ../../../log/log_24h_asta_mqtt.txt
	input_use = ~~true~~		input_use = false
	log = false		log = false
	interval_sec = 0		interval_sec = 0
	logtime = false		logtime = false

	[ini]		[ini]
	; set 'saveconfig' to 'false' to avoid autosave =		; set 'saveconfig' to 'false' to avoid autosave =
	saveconfig = true		saveconfig = true
	version = 2285 2025-06-26 07:20:46		version = 2285 2025-06-26 07:20:46

	[mqttinw]		[mqttinw]
	broker = tcp://192.168.2.216:1883		broker = tcp://192.168.2.216:1883
	context = not used		context = not used
	clientid = weather_in		clientid = weather_in
	function =		function =
	system = weather7/		system = weather7/
	log = true		log = true
	print = false		print = false
	use = ~~true~~		use = false

			[weather]
			input = ../log/weather-xxx.txt
			input_use = false
			log = false
			interval_sec = 60
			logpathload = /home/local/svn/weather_monitor/log/w1
			logpathsave = /home/local/svn/weather_monitor/log/w2
			logload = false


	Each group corresponds to one of the modules in the app:		Each group corresponds to one of the modules in the app:

Jca: /* Autostart QT-GUI app at boot */

2025-08-11T11:56:23Z

Autostart QT-GUI app at boot

← Older revision		Revision as of 13:56, 11 August 2025
Line 134:		Line 134:
	[Desktop Entry]		[Desktop Entry]
	Name=Gnss_qt		Name=Gnss_qt
	Exec=~~./svn/weather_monitor~~/~~qt_monitor~~/~~build~~/~~gnss_qt 2>whether_monitor_err.txt 1>whether_monitor_con~~.~~txt~~		Exec=/home/local/on_reboot.fromDesktop
	Type=Application		Type=Application
	Terminal=true		Terminal=true
Line 140:		Line 140:
	X-KeepTerminal=true		X-KeepTerminal=true
	StartupNotify=true		StartupNotify=true

			The file /home/local/on_reboot.fromDesktop is an executable bash script with the following content;

			#!/bin/bash
			# script to start applications after a reboot
			#
			cd /home/local/svn/weather_monitor/qt_monitor/build
			./gnss_qt -d 2>out_err.txt >out_console.txt



	Some of the entries, like X-KeeepTerminal seems not to work.		Some of the entries, like X-KeeepTerminal seems not to work.

Jca: /* XCB-plugin */

2025-08-11T10:37:51Z

XCB-plugin

@@ Line 118: / Line 118: @@
   sudo apt install qt5dxcb-plugin
-Did it help?
+No, it didn't help. Use desktop-file
 == Configure ==

Jca: /* XCB-plugin */

2025-08-11T09:31:09Z

XCB-plugin

← Older revision		Revision as of 11:31, 11 August 2025
Line 117:		Line 117:
	and installed		and installed
	sudo apt install qt5dxcb-plugin		sudo apt install qt5dxcb-plugin

			Did it help?

	== Configure ==		== Configure ==

Jca: /* CMake problem */

2025-08-11T09:30:30Z

CMake problem

← Older revision		Revision as of 11:30, 11 August 2025
Line 105:		Line 105:

	This occurred on Raspberry Pi 4-5 using the 64-bit default OS.		This occurred on Raspberry Pi 4-5 using the 64-bit default OS.

			=== XCB-plugin ===

			When trying to start the Qt app on reboot I got:
			Could not load the Qt platform plugin "xcb" in "" even though it was found.

			I inserted
			export QT_QPA_PLATFORM=xcb
			into the 'on_reboot.bash' that is activated by crontab on reboot.

			and installed
			sudo apt install qt5dxcb-plugin

	== Configure ==		== Configure ==