DIY TiLDA Badge Network - Revision history

Drrk: /* Setting the name on your badge */

2014-10-02T18:11:06Z

Setting the name on your badge

← Older revision		Revision as of 18:11, 2 October 2014
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	</nowiki>		</nowiki>

	The badgeID app mentions registering on a web page but we don't have this available. Instead you can add your name and nickname directly into the database and the MCP will tell your badge to display this name next time it registers. You can personalize the name and nickname however the LCD can only display strings of up to 10 characters. You can put spaces in the ~~from~~ to align the text that is displayed. The EMF0001 badge ID is the one that your badge should have obtained earlier.		The badgeID app mentions registering on a web page but we don't have this available. Instead you can add your name and nickname directly into the database and the MCP will tell your badge to display this name next time it registers. You can personalize the name and nickname however the LCD can only display strings of up to 10 characters. You can put spaces in the front to align the text that is displayed. The EMF0001 badge ID is the one that your badge should have obtained earlier.
	<nowiki>		<nowiki>
	schedule=> INSERT INTO "user" VALUES ( 'My Name', 'Nickname', 'EMF0001' );		schedule=> INSERT INTO "user" VALUES ( 'My Name', 'Nickname', 'EMF0001' );

Drrk: /* Setting the name on your badge */ - Add note about leading spaces in name

2014-10-02T18:10:42Z

Setting the name on your badge: - Add note about leading spaces in name

← Older revision		Revision as of 18:10, 2 October 2014
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	</nowiki>		</nowiki>

	The badgeID app mentions registering on a web page but we don't have this available. Instead you can add your name and nickname directly into the database and the MCP will tell your badge to display this name next time it registers. You can personalize the name and nickname however the LCD can only display strings of up to 10 characters. The EMF0001 badge ID is the one that your badge should have obtained earlier.		The badgeID app mentions registering on a web page but we don't have this available. Instead you can add your name and nickname directly into the database and the MCP will tell your badge to display this name next time it registers. You can personalize the name and nickname however the LCD can only display strings of up to 10 characters. You can put spaces in the from to align the text that is displayed. The EMF0001 badge ID is the one that your badge should have obtained earlier.
	<nowiki>		<nowiki>
	schedule=> INSERT INTO "user" VALUES ( 'My Name', 'Nickname', 'EMF0001' );		schedule=> INSERT INTO "user" VALUES ( 'My Name', 'Nickname', 'EMF0001' );

Dpslwk at 14:50, 2 October 2014

2014-10-02T14:50:05Z

← Older revision		Revision as of 14:50, 2 October 2014
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	* Raspberry Pi, PSU, keyboard HDMI cable, monitor/TV, Ethernet cable or Wifi		* Raspberry Pi, PSU, keyboard HDMI cable, monitor/TV, Ethernet cable or Wifi
	* 2 Ciseco radios: USB + Slice of Radio (for RPi), or a second USB radio instead		* 2 Ciseco radios: USB + Slice of Radio (for RPi), or a second USB radio instead
	Actual part numbers to aid in ordering from http://shop.ciseco.co.uk/ - R017 is the slice of radio, R010 is the SRF Stick		** Actual part numbers to aid in ordering from http://shop.ciseco.co.uk/ - R017 is the slice of radio, R010 is the SRF Stick
	* Internet connection for downloading new packages		* Internet connection for downloading new packages
	* 4GB SD Card (or larger)		* 4GB SD Card (or larger)

W1bble at 14:42, 2 October 2014

2014-10-02T14:42:35Z

← Older revision		Revision as of 14:42, 2 October 2014
Line 5:		Line 5:
	* Raspberry Pi, PSU, keyboard HDMI cable, monitor/TV, Ethernet cable or Wifi		* Raspberry Pi, PSU, keyboard HDMI cable, monitor/TV, Ethernet cable or Wifi
	* 2 Ciseco radios: USB + Slice of Radio (for RPi), or a second USB radio instead		* 2 Ciseco radios: USB + Slice of Radio (for RPi), or a second USB radio instead
			Actual part numbers to aid in ordering from http://shop.ciseco.co.uk/ - R017 is the slice of radio, R010 is the SRF Stick
	* Internet connection for downloading new packages		* Internet connection for downloading new packages
	* 4GB SD Card (or larger)		* 4GB SD Card (or larger)

Jburgess777: /* Running the gateway */

2014-10-01T22:39:50Z

Running the gateway

← Older revision		Revision as of 22:39, 1 October 2014
Line 106:		Line 106:
	2014-09-24 19:47:01,625 - UsbRadios - DEBUG - Packet send via radio 0: 200		2014-09-24 19:47:01,625 - UsbRadios - DEBUG - Packet send via radio 0: 200
	... more radio messages every 5 seconds</nowiki>		... more radio messages every 5 seconds</nowiki>
	If the software cannot initialize the radio then ~~double~~ check that you completed the first setup step which told you to turn off the serial console.		If the software cannot initialize the radio then try again, something seems to prevent the radio from working on the first attempt. If it still doesn't work after a couple of attempts then check that you completed the first setup step which told you to turn off the serial console.
	==== Why two radios? ====		==== Why two radios? ====
	The first radio is used solely to broadcast discovery information to notify the badges about the existance of the gateway. All gateways transmit on the same discovery channel and the badge will connect to the gateway with the strongest signal (RSSI). These discovery messages include information about the channel used by the second radio and the time. Once the badge chooses a gateway it will switch to the channel which is unique to the gateway. This second radio will be used for all future communcation between the badge and the network.		The first radio is used solely to broadcast discovery information to notify the badges about the existance of the gateway. All gateways transmit on the same discovery channel and the badge will connect to the gateway with the strongest signal (RSSI). These discovery messages include information about the channel used by the second radio and the time. Once the badge chooses a gateway it will switch to the channel which is unique to the gateway. This second radio will be used for all future communcation between the badge and the network.

Jburgess777: /* Setting the name on your badge */

2014-09-24T23:58:20Z

Setting the name on your badge

← Older revision		Revision as of 23:58, 24 September 2014
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	</nowiki>		</nowiki>

	The badgeID app mentions registering on a web page but we don't have this available. Instead you can add your name and nickname ~~directlry~~ into the database and the MCP will tell your badge to display this name next time it registers. You can personalize the name and nickname however the LCD can only display strings of up to 10 characters. The EMF0001 badge ID is the one that your badge should have obtained earlier.		The badgeID app mentions registering on a web page but we don't have this available. Instead you can add your name and nickname directly into the database and the MCP will tell your badge to display this name next time it registers. You can personalize the name and nickname however the LCD can only display strings of up to 10 characters. The EMF0001 badge ID is the one that your badge should have obtained earlier.
	<nowiki>		<nowiki>
	schedule=> INSERT INTO "user" VALUES ( 'My Name', 'Nickname', 'EMF0001' );		schedule=> INSERT INTO "user" VALUES ( 'My Name', 'Nickname', 'EMF0001' );
Line 177:		Line 177:
	schedule=> \q		schedule=> \q
	</nowiki>		</nowiki>
	To make your badge learn this new name you must hit reset and wait for it to acquire its badge ID again.		To make your badge learn this new name you must hit reset and wait for it to acquire its badge ID again, check this in the badge app. Now return to the home screen and hold the badge vertically, like it is hanging on a lanyard, with the two large holes in the PCB at the top. When the EMF logo appears your name should now be shown at the top of the screen.

	~~Check that~~ the badge app ~~is displaying the EMF0001 ID again~~. Now return to the home screen and hold the badge vertically, like it is hanging on ~~the lanard~~, with the two large holes in the PCB at the top. When the EMF logo appears your name should be shown at the top of the screen.

	== Using the badge network ==		== Using the badge network ==

Jburgess777: /* The first signs of communication with the badge */

2014-09-24T23:45:33Z

The first signs of communication with the badge

← Older revision		Revision as of 23:45, 24 September 2014
Line 120:		Line 120:
	The first 2 bytes of all radio messages indicate the message type, or RID. This is 'b001' for the packets above.		The first 2 bytes of all radio messages indicate the message type, or RID. This is 'b001' for the packets above.
	==== The first signs of communication with the badge ====		==== The first signs of communication with the badge ====
	Once you have reached this far ~~you,~~ the badge network should be sending messages which will be picked up by the badge. Turn on badge ~~and~~ wait for a minute or two then press up/down button to refresh the display. With any luck the "Welcome" at the top of the screen will be replaced with the time and some status messages will appear at the bottom of the screen showing a randomly generated gateway ID and the radio signal strength.		Once you have reached this far the badge network should be sending messages which will be picked up by the badge. Turn on badge, wait for a minute or two and then press up/down button to refresh the display. With any luck the "Welcome" at the top of the screen will be replaced with the current time and some status messages will appear at the bottom of the screen showing a randomly generated gateway ID and the radio signal strength.

	=== Update public key in badge firmware ===		=== Update public key in badge firmware ===

Jburgess777: /* Running the gateway */

2014-09-24T23:43:55Z

Running the gateway

← Older revision		Revision as of 23:43, 24 September 2014
Line 82:		Line 82:
	gateway.py localhost		gateway.py localhost
	When you start the gateway it opens up the serial ports for the two radios and configures them to communicate with the badges:		When you start the gateway it opens up the serial ports for the two radios and configures them to communicate with the badges:
	<nowiki>		<nowiki> 2014-09-24 19:46:46,700 - UsbRadios - INFO - Found radio: /dev/ttyACM0, speed 115200
	2014-09-24 19:46:46,700 - UsbRadios - INFO - Found radio: /dev/ttyACM0, speed 115200
	2014-09-24 19:46:46,734 - UsbRadios - INFO - Found radio: /dev/ttyAMA0, speed 9600		2014-09-24 19:46:46,734 - UsbRadios - INFO - Found radio: /dev/ttyAMA0, speed 9600
	2014-09-24 19:46:46,741 - UsbRadios - INFO - Entering AT mode...		2014-09-24 19:46:46,741 - UsbRadios - INFO - Entering AT mode...
Line 106:		Line 105:
	2014-09-24 19:46:56,767 - UsbRadios - DEBUG - Packet send via radio 0: 100		2014-09-24 19:46:56,767 - UsbRadios - DEBUG - Packet send via radio 0: 100
	2014-09-24 19:47:01,625 - UsbRadios - DEBUG - Packet send via radio 0: 200		2014-09-24 19:47:01,625 - UsbRadios - DEBUG - Packet send via radio 0: 200
	... more radio messages every 5 seconds		... more radio messages every 5 seconds</nowiki>
	</nowiki>		If the software cannot initialize the radio then double check that you completed the first setup step which told you to turn off the serial console.
	==== Why two radios? ====		==== Why two radios? ====
	The first radio is used solely to broadcast discovery information to notify the badges about the existance of the gateway. All gateways transmit on the same discovery channel and the badge will connect to the gateway with the strongest signal (RSSI). These discovery messages include information about the channel used by the second radio and the time. Once the badge chooses a gateway it will switch to the channel which is unique to the gateway. This second radio will be used for all future communcation between the badge and the network.		The first radio is used solely to broadcast discovery information to notify the badges about the existance of the gateway. All gateways transmit on the same discovery channel and the badge will connect to the gateway with the strongest signal (RSSI). These discovery messages include information about the channel used by the second radio and the time. Once the badge chooses a gateway it will switch to the channel which is unique to the gateway. This second radio will be used for all future communcation between the badge and the network.
	~~If the software cannot initialize the radio then double check that you completed the first setup step which told you to turn off the serial console.~~

	==== MCP radio messages ====		==== MCP radio messages ====
	The MCP instructs each geateway to send a packet every 5 seconds. This packet includes timing information telling the badges when they should communicate back to the gateway. The content of these messages is displayed in the MCP output:		The MCP instructs each geateway to send a packet every 5 seconds. This packet includes timing information telling the badges when they should communicate back to the gateway. The content of these messages is displayed in the MCP output:

Jburgess777: /* Notication messages */

2014-09-24T23:40:02Z

Notication messages

← Older revision		Revision as of 23:40, 24 September 2014
Line 189:		Line 189:
	<nowiki>http://RPi-IP-Address:8888/index.html</nowiki>		<nowiki>http://RPi-IP-Address:8888/index.html</nowiki>

	=== ~~Notication~~ messages ===		=== Notification messages ===
	The badges and network have the ability to send a text message to a specific badge, or to all badges. The command below sends a message to all badges and this should appear on your badge after a few seconds delay:		The badges and network have the ability to send a text message to a specific badge, or to all badges. The command below sends a message to all badges and this should appear on your badge after a few seconds delay:
	cd ~/Mk2-Software/emfbroadcaster		cd ~/Mk2-Software/emfbroadcaster

Jburgess777: /* Registering the badge with your name */

2014-09-24T23:39:42Z

Registering the badge with your name

← Older revision		Revision as of 23:39, 24 September 2014
Line 160:		Line 160:
	If you now select the BadeID app on your TiLDA then it should now say that it has been assigned badge ID EMF0001.		If you now select the BadeID app on your TiLDA then it should now say that it has been assigned badge ID EMF0001.

	=== ~~Registering~~ the badge ~~with your name~~ ===		=== Setting the name on your badge ===
	~~When the~~ badge was ~~assigned an~~ ID it ~~was added~~ to the 'badge' table in the database:		Each badge has a unique hardware ID which was programned into the CPU by Atmel. This hardware ID is sent to the MCP when the badge asks it to assign a badge ID. This unique hardware ID ensures that you will get the same badge ID each time you reset the badge. The MCP store this in the 'badge' table in the database:
	<nowiki>		<nowiki>
	pi@raspberrypi ~ $ psql schedule		pi@raspberrypi ~ $ psql schedule
Line 174:		Line 174:
	</nowiki>		</nowiki>

	~~You~~ can ~~tell~~ the MCP to ~~associate~~ this ~~badge with your~~ name ~~by adding an entry in the 'user' table~~ it ~~in the DB (unfortunately the web frontend for this is not available)~~. You can personalize the name and nickname however the LCD can only display strings of up to 10 characters. The EMF0001 badge ID is the one that your badge should have obtained earlier.		The badgeID app mentions registering on a web page but we don't have this available. Instead you can add your name and nickname directlry into the database and the MCP will tell your badge to display this name next time it registers. You can personalize the name and nickname however the LCD can only display strings of up to 10 characters. The EMF0001 badge ID is the one that your badge should have obtained earlier.
	<nowiki>		<nowiki>
	schedule=> INSERT INTO "user" VALUES ( 'My Name', 'Nickname', 'EMF0001' );		schedule=> INSERT INTO "user" VALUES ( 'My Name', 'Nickname', 'EMF0001' );
Line 180:		Line 180:
	schedule=> \q		schedule=> \q
	</nowiki>		</nowiki>
	To make your badge learn this new name you must hit reset and wait for it to acquire its badge ID again~~. Each badge has a unique ID which is progammed into the CPU by Atmel. This is used to identify the badge when it registers itself~~.		To make your badge learn this new name you must hit reset and wait for it to acquire its badge ID again.

	Check that the badge app is displaying the EMF0001 ID again. Now return to the home screen and hold the badge vertically, like it ~~would hang~~ on the lanard, with the two large holes in the PCB at the top. When the EMF logo appears your name should be shown at the top.		Check that the badge app is displaying the EMF0001 ID again. Now return to the home screen and hold the badge vertically, like it is hanging on the lanard, with the two large holes in the PCB at the top. When the EMF logo appears your name should be shown at the top of the screen.

	== Using the badge network ==		== Using the badge network ==