RE: [beagleboard] SDR on beaglebone black?

2015-08-07 Thread William Pretty Security
Hi Jerry; If you search for “BBB + spectrum analyzer” , you will find some ports to the Beaglebone White. Using a TV tuner USB dongle and a 7” LCD cape and GnuRadio From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of Jerry Davis Sent: Friday, August 07,

RE: [beagleboard] BBB supports USB hub

2015-07-25 Thread William Pretty Security
Yes. Make sure it is a POWERED hub. From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of Krishanu Banerjee Sent: Saturday, July 25, 2015 12:14 PM To: BeagleBoard Subject: [beagleboard] BBB supports USB hub Hi all, I can think of situation where I have to

RE: [beagleboard] Xray Safe, is it?

2015-07-15 Thread William Pretty Security
I think what he means Gerald, is the BBB approved for “medical applications” the way some power supplies and other equipment is. From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of Gerald Coley Sent: Wednesday, July 15, 2015 9:27 AM To:

RE: [beagleboard] Popular open source projects

2015-07-06 Thread William Pretty Security
There is a projects page try Google. I forget the web address From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of el...@resin.io Sent: Monday, July 06, 2015 4:21 AM To: beagleboard@googlegroups.com Subject: [beagleboard] Popular open source projects

RE: [beagleboard] BBB wont start after power supply given. Only 3 LED lights are working out of 4.

2015-07-05 Thread William Pretty Security
How did you give it the supply? Thru the +5V connector or did you plug it into the USB port on you computer? From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of Bhagyashree Sent: Sunday, July 05, 2015 10:41 PM To: beagleboard@googlegroups.com Subject:

RE: [beagleboard] driving laser on beaglebone black

2015-07-02 Thread William Pretty Security
Fortunately most laser pointer are powered by 3V, so you can just use a FET and one of the IO ports. If you need a schematic, just respond to this post J From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of Kanika Saraswat Sent: Wednesday, July 01, 2015

RE: [beagleboard] Need GPIO pin voltage disabled at boot

2015-06-27 Thread William Pretty Security
Sure I can help. Reasonable rates, but I need more info. Bill(dot)pretty(at)xplornet(dot)com -Original Message- From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of andrew otis Sent: Saturday, June 27, 2015 12:06 PM To: beagleboard@googlegroups.com

RE: [beagleboard] Re: SCP / RSYNC stall out with rcvd adjust [...] notices - 2015-03-01 and 64-bit Wheezy host

2015-06-26 Thread William Pretty Security
Not sure if it is the same thing, but my ISP has what they call “fair use policy” where they throttle back the bandwidth after a few seconds of file transfer. If you start and stop the transfer, the speed goes back up briefly. Could your network be doing the same thing ?? From:

[beagleboard] Network Conflict problem ?

2015-06-24 Thread William Pretty Security
Hello list; I am having problems getting my wired interface eth0 and my wireless interface wlan0 to play nice together. I have a wireless adapter connected to a powered hub along with a USB camera. I have a network dome camera connected to the BBB ethernet port with a static IP of

RE: [beagleboard] PRDQ: TI Linux EZSDK?

2015-06-20 Thread William Pretty Security
What I meant was: ‘rules.make’ has ‘PLATFORM=arm7*’. Or something like that. There must be documentation on the various platforms that you can build for ? What I am saying is that the BBB uses and arm7 processor. -Original Message- From: beagleboard@googlegroups.com

RE: [beagleboard] PRDQ: TI Linux EZSDK?

2015-06-20 Thread William Pretty Security
You do know that the BBB Debian image comes with Cloud9 IDE preinstalled ? -Original Message- From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of g...@novadsp.com Sent: Saturday, June 20, 2015 1:52 PM To: beagleboard@googlegroups.com Subject: RE:

RE: [beagleboard] PRDQ: TI Linux EZSDK?

2015-06-20 Thread William Pretty Security
Gotcha If you search the list, you may find someone who has got it to work. I don't recall anybody though. Robert Nelson may be able to help. -Original Message- From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of g...@novadsp.com Sent: Saturday, June

RE: [beagleboard] push button on 7-inch touch screen to send some strings through the serial port.

2015-06-13 Thread William Pretty Security
If you Google “Beaglebone latest images” you will see that the OS of choice (and best supported) is Debian. I suggest that you flash that image to your uSD card. From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of Henry Yongfan Men Sent: Saturday, June 13,

RE: [beagleboard] Displaying GPS Data ?

2015-06-11 Thread William Pretty Security
, it's been several months since I learned / wrote this, and javascript / nodejs is not really one of my strong points . . . On Wed, Jun 10, 2015 at 1:32 PM, William Pretty Security bill.pre...@xplornet.com wrote: Thanks. That would be GREAT !! From: beagleboard@googlegroups.com

[beagleboard] Displaying GPS Data ?

2015-06-10 Thread William Pretty Security
Hello Group; I have a webpage server running on a BBB. This page currently serves (streams) video from my robot. I would like to also display the Lat/Long from the onboard GPS. I have CGPS installed and working. It writes text to the console. What I would like to know is how to send this

RE: [beagleboard] Displaying GPS Data ?

2015-06-10 Thread William Pretty Security
, William Pretty Security bill.pre...@xplornet.com wrote: Hello Group; I have a webpage server running on a BBB. This page currently serves (streams) video from my robot. I would like to also display the Lat/Long from the onboard GPS. I have CGPS installed and working. It writes text

RE: [beagleboard] Xbee cape

2015-05-29 Thread William Pretty Security
Hey Actually Sparkfun has everything you need to make your own J They have a couple of Zigbee adapter boards and a 3V USB-Serial adapter. All you need is a proto-cape and you are in business! Bill From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf

RE: [beagleboard] 2 out of 3 boards defective

2015-05-28 Thread William Pretty Security
Could you tell us how you were booting the board? It could be as simple as re-flashing the eMMC or booting from a uSD card. From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of Dennis Kerrisk Sent: Thursday, May 28, 2015 7:28 AM To:

RE: [beagleboard] Re: Beaglebone Black won't boot from Micro SD, all LEDs remain lit

2015-04-29 Thread William Pretty Security
Yes It should boot from the onboard emmc. Type “debian” as the username and “temppwd” as the password. Then try “dmesg” to see all of the boot messages. No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the

RE: [beagleboard] Using Bluetooth and Wifi Dongle On Beaglebone Simultaneously

2015-04-12 Thread William Pretty Security
Hello Rahul; I used a powered USB hub, which I highly recommend if you are using high power dongles. As for Java, if you point your browser to the IP address of the BBB you will see a “Getting Started” page with a link to the Cloud9 IDE on the BBB. This will allow you to write and test

RE: [beagleboard] Re: Using Bluetooth and Wifi Dongle On Beaglebone Simultaneously

2015-04-12 Thread William Pretty Security
It comes with a ReadMe card, just follow the instructions on the card J No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing Edmond Burke (1729 - 1797)

RE: [beagleboard] High-Speed DAQ -Problem with usb

2015-03-19 Thread William Pretty Security
Looks like you need a driver specifically written for the rpi L You can always try installing it on the Beaglebone …. No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do

RE: [beagleboard] WiFi Connectivity in Beaglebone Black

2015-03-18 Thread William Pretty Security
Could wrong here, but I think you will end up with “wlan0” and “wlan1” if you go the USB route. Just make sure to use a powered hub. That is the way some WiFi hacking programs work, by using multiple adapters. No one could make a greater mistake than he who did nothing because he could

RE: [beagleboard] Gnome dektop on Ubuntu 14.04

2015-03-08 Thread William Pretty Security
I believe there were previous posts a while back about disabling the screen saver … No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing Edmond Burke (1729 - 1797)

RE: [beagleboard] BeagleBone Black Input Voltage Range and corresponding Logic Levels?

2015-03-08 Thread William Pretty Security
If you google “Beaglebone System reference Manual” it will tell you everything you need to know and more. A/D Max input: 1.8V Logic levels: 3.3V logic No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph

RE: [beagleboard] Booting from microSD

2015-03-06 Thread William Pretty Security
You are using the wrong image L That one “bbxm ….” Is for the “Beagle Board XM’ You want one that says ‘bone70’ or what ever number they are up to …. No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of

RE: [beagleboard] BeagleBone Black won't boot after wiring up LED strip w MOSFETs and separate 12V power supply

2015-03-06 Thread William Pretty Security
First of all, the output level from the GPIO is about 3.3V and MOSFETs are voltage controlled devices. So you will need a transistor to boost the voltage to 12 volts. Second: Do you have an actual schematic? Third: Are you using P or N Channel MOSFET’s ? Because high current versions

RE: [beagleboard] Re: BeagleBone Black won't boot after wiring up LED strip w MOSFETs and separate 12V power supply

2015-03-06 Thread William Pretty Security
Also, I believe the RasPi uses 5V logic while the BBB uses 3.3V logic /IO No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing Edmond Burke (1729 - 1797)

RE: [beagleboard] Lighttpd web site and Wireless Ethernet just decided to quit

2015-03-04 Thread William Pretty Security
Hello; I haven’t read the tutorial, but here are some questions/suggestions. 1- Is the Beaglebone powered by an external 5V supply capable of at least 2A ? 2- Is the WiFi dongle connected directly to the USB connector? Try an extension cable. It could be that your original setup was

[beagleboard] Enable / disable watchdog timer ?

2015-03-01 Thread William Pretty Security
://www.packtpub.com/building-a-home-security-system-with-beaglebone/book http://ca.linkedin.com/pub/bill-pretty/2b/b07/602 From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of William Pretty Security Sent: Saturday, February 28, 2015 5:52 PM To: beagleboard@googlegroups.com

RE: [beagleboard] Re: Enable / disable watchdog timer ?

2015-03-01 Thread William Pretty Security
Hi Toni; I think I have it figured out. I have an image that works and one that doesn’t. Watchdog Not enabled: Linux beaglebone 3.8.13-bone47 #1 SMP Fri Apr 11 01:36:09 UTC 2014 armv7l GNU/Linux Watchdog enabled: Linux beaglebone 3.8.13-bone50 #1 SMP Tue May 13 13:24:52 UTC 2014

[beagleboard] BBB won't power DOWN when power button is pressed

2015-02-28 Thread William Pretty Security
Hello all; I can't remember if there is a fix for this or not. Basically when the USB-OTG port is connected to my PC, pulling the power signal low or removing the +5V supply causes the BBB to power off briefly and then re-boot. It seems to me that there must be a way to disable this,

RE: [beagleboard] BeagleBone Black powers down when AC adapter is removed while the USB is connected.

2015-02-25 Thread William Pretty Security
There is a signal, on P9 I believe, called “power”. If you pull this pin low with a pushbutton switch, you will get the clean shutdown you are looking for. No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the

RE: [beagleboard] BeagleBone Black powers down when AC adapter is removed while the USB is connected.

2015-02-25 Thread William Pretty Security
The BBB has a battery backup connector on it you might want to look into ? No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing Edmond Burke (1729 - 1797)

RE: [beagleboard] Control 5V relay with my BeagleBone Black GPIO

2015-02-11 Thread William Pretty Security
them to relay coil? segunda-feira, 9 de Fevereiro de 2015 às 20:57:06 UTC, William Pretty Security escreveu: Hi; I took a look at both circuits. There’s uses an opto-isolator, so shorting the LED should work. In your case, the 1K resistor on the base will load the GPIO too much. I used

RE: [beagleboard] Control 5V relay with my BeagleBone Black GPIO

2015-02-09 Thread William Pretty Security
Hi; I took a look at both circuits. There’s uses an opto-isolator, so shorting the LED should work. In your case, the 1K resistor on the base will load the GPIO too much. I used a 10K base resistor with a 100K pull down. Basically multiply both of your values by 10 and you8 should be

RE: [beagleboard] Putty serial setup with Debian Jessie

2015-02-06 Thread William Pretty Security
serial lines/Flow Control. --- Graham == On Friday, February 6, 2015 at 1:35:27 AM UTC-6, john3909 wrote: From: William Pretty Security bill@xplornet.com javascript: Reply-To: beagl...@googlegroups.com javascript: beagl...@googlegroups.com javascript: Date: Thursday, February 5

RE: [beagleboard] Putty serial setup with Debian Jessie

2015-02-06 Thread William Pretty Security
That is a shame. Sounds like a Putty bug, not a Linux problem. Select CTS/RTS, Connect the CTS wire to the RTS wire, and let her rip. Same result as selecting none. --- Graham == On Friday, February 6, 2015 at 2:30:14 PM UTC-6, William Pretty Security wrote: Yeah. That’s the weird thing. I get the same

RE: [beagleboard] Putty serial setup with Debian Jessie

2015-02-06 Thread William Pretty Security
: Re: [beagleboard] Putty serial setup with Debian Jessie If it is the six wire version for the BBB, FTDI TTL-232R. CTS is pin 2 is BROWN wire, RTS is pin 6 is the GREEN wire. --- Graham == On Fri, Feb 6, 2015 at 5:41 PM, William Pretty Security bill.pre...@xplornet.com wrote

RE: [beagleboard] Putty serial setup with Debian Jessie

2015-02-05 Thread William Pretty Security
Subject: Re: [beagleboard] Putty serial setup with Debian Jessie From: William Pretty Security bill.pre...@xplornet.com Reply-To: beagleboard@googlegroups.com beagleboard@googlegroups.com Date: Thursday, February 5, 2015 at 7:11 PM To: beagleboard@googlegroups.com beagleboard@googlegroups.com

[beagleboard] Putty serial setup with Debian Jessie

2015-02-05 Thread William Pretty Security
Hello all; I have just installed Debian Jessie (8) on an x86 machine. When I went to setup Putty as I did on my Windows Xp machine there was no way to Set flow control to none my only options were XON/XOFF and CTS/RTS. Does anyone know what is wrong here ? Bill No one could make a

[beagleboard] Virtual LAN setup/installation in Debian Jessie

2015-02-05 Thread William Pretty Security
Hello All; I have a fresh installation of x86 32 bit Debian Jessie on my PC and I am trying to find out how to setup The 'virtual' LAN support that is available for windows machines. The Getting Started page on the net refers to a page that is 10yrys old L so I am hoping someone can help

RE: [beagleboard] Problem creating bootable uSD Card`

2015-01-30 Thread William Pretty Security
-Original Message- From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of Robert Nelson Sent: Friday, January 30, 2015 2:01 PM To: Beagle Board Subject: Re: [beagleboard] Problem creating bootable uSD Card` On Fri, Jan 30, 2015 at 12:54 PM, William Pretty

[beagleboard] Problem creating bootable uSD Card`

2015-01-30 Thread William Pretty Security
Hello All; I have been following Robert's instructions at the following link: https://eewiki.net/display/linuxonarm/BeagleBone+Black and I have been able to create a uSD card with a rootfs file system on it. My problem is that it won't boot L Robert's instructions do not tell you to

RE: [beagleboard] Problem creating bootable uSD Card`

2015-01-30 Thread William Pretty Security
-Original Message- From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of Robert Nelson Sent: Friday, January 30, 2015 2:46 PM To: Beagle Board Subject: Re: [beagleboard] Problem creating bootable uSD Card` Hi Robert; Looks like mine is older: I just

RE: [beagleboard] Re: debian: release candidate: 2014-12-11

2015-01-29 Thread William Pretty Security
at 10:21 PM, William Pretty Security bill.pre...@xplornet.com wrote: Is there some way I can find out what features are enabled in 1-27 ? For example RAID support J https://github.com/beagleboard/linux/blob/205cbd63c832ed34695d94985f5a404d37a18546/arch/arm/configs/bb.org_defconfig Remember

RE: [beagleboard] BBB Audio Cape with Microphone and Speaker?

2015-01-28 Thread William Pretty Security
I’m not sure what you mean. Do you mean a mike and speaker soldered onto the board? Otherwise, why not just buy a mike and speakers an plug them in ? No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph

RE: [beagleboard] Re: debian: release candidate: 2014-12-11

2015-01-28 Thread William Pretty Security
Is there some way I can find out what features are enabled in 1-27 ? For example RAID support J From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of Walter Schilling Sent: Wednesday, January 28, 2015 11:13 PM To: beagleboard@googlegroups.com Subject: Re:

RE: [beagleboard] BBB Audio Cape with Microphone and Speaker?

2015-01-28 Thread William Pretty Security
@googlegroups.com Subject: Re: [beagleboard] BBB Audio Cape with Microphone and Speaker? Hi - yes, that's exactly what I'm looking for. A mike and speaker on the board. Thanks! On Wednesday, January 28, 2015 at 5:11:08 PM UTC-5, William Pretty Security wrote: I’m not sure what you mean. Do you mean

RE: [beagleboard] for people teaching embedded linux classes, a suggestion ...

2015-01-25 Thread William Pretty Security
Thanks for the advice Robert! I am currently working thru the same page, more or less as a student :-) And you suggestions sound excellent. I would be interested to hear you advice on selecting Kernel build options, from the menu. Do you think there is such a thing as a default configuration ??

[beagleboard] U-Boot build error

2015-01-24 Thread William Pretty Security
Hello all; I have been following these instructions: https://eewiki.net/display/linuxonarm/BeagleBone+Black And I get the following error after I execute this command: root@Lab1:~/temp/u-boot# make ARCH=arm CROSS_COMPILE=${CC} distclean root@Lab1:~/temp/u-boot# make ARCH=arm

RE: [beagleboard] U-Boot build error

2015-01-24 Thread William Pretty Security
export cc, so it defaulted to x86 On Jan 24, 2015 1:10 PM, William Pretty Security bill.pre...@xplornet.com wrote: Hello all; I have been following these instructions: https://eewiki.net/display/linuxonarm/BeagleBone+Black -- For more options, visit http://beagleboard.org/discuss --- You

RE: [beagleboard] BBB does not recognize usb3 seagate 5TB drive

2015-01-24 Thread William Pretty Security
Just a suggestion. Could it be because it is USB-3 ? The BBB uses USB2 …. Can you try a USB2 drive or possibly a smaller capacity drive ??? Anyone else ? No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the

RE: [beagleboard] i need help with node.js

2015-01-24 Thread William Pretty Security
Point your browser at the IP address of the BBB, either the Ethernet one or 192.168.7.2 which is the USB one. It will bring up a web page that will tell you everything you need to know J No one could make a greater mistake than he who did nothing because he could do only a little. All that

RE: [beagleboard] Re: Wierd Power Problem

2015-01-22 Thread William Pretty Security
. or perhaps I don't fully understand your issues ??? cheers On Friday, 23 January 2015 00:16:08 UTC+1, William Pretty Security wrote: Hello List: I have a problem that I didn’t anticipate. I have an embedded system with battery backup. Actually it runs off of the battery and external supply

[beagleboard] Wierd Power Problem

2015-01-22 Thread William Pretty Security
Hello List: I have a problem that I didn't anticipate. I have an embedded system with battery backup. Actually it runs off of the battery and external supply keeps the battery charged. Here is my problem: I can use the power button/signal to power the unit down, but how do I get it

RE: [beagleboard] Anyopne using Bitscope

2015-01-22 Thread William Pretty Security
It’s on my To-Do list J No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing Edmond Burke (1729 - 1797)

RE: [beagleboard] microSD card format Image installing issue

2015-01-19 Thread William Pretty Security
You just need any serial terminal program that will run under Windows 7 I’m not sure if Putty will, but Windows 7 should have a “compatibility” mode … No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of

RE: [beagleboard] microSD card format Image installing issue

2015-01-18 Thread William Pretty Security
Hi Raj; While others may disagree, I use ONLY class 10 uSD cards. However your real problem is that you are trying to use a Windows machine to read a Linux for matted memory device! Only the boot partition is FAT formatted. Just put the uSD card in your BBB and it should work fine …..

RE: [beagleboard] Re: Still having problems compiling Kernel :(

2015-01-15 Thread William Pretty Security
It is a software RAID, and I am struggling with Robert's scripts :( I dunno anything about that. I can only say what I would do. I would provide enough info about what I've tried so far then someone might know right away what's up. Ok here we go: A couple of months ago I was looking for a

RE: [beagleboard] Re: Still having problems compiling Kernel :(

2015-01-15 Thread William Pretty Security
] Re: Still having problems compiling Kernel :( On Wed, 14 Jan 2015 23:50:12 -0500 William Pretty Security bill.pre...@xplornet.com wrote: What I am trying to create is a Debian image with RAID Kernel module support. Haven't done any RAID stuff lately. Are you doing software RAID or hardware

[beagleboard] Still having problems compiling Kernel :(

2015-01-14 Thread William Pretty Security
Hello All; I managed to compile a kernel and write it to the uSD card, but it won't boot. What I am trying to do is probably simple for some of you but I can't seem to build a kernel that works. What I am trying to create is a Debian image with RAID Kernel module support. I have been

RE: [beagleboard] Cross Compile Problem

2015-01-13 Thread William Pretty Security
robertcnel...@gmail.com wrote: On Mon, Jan 12, 2015 at 3:35 PM, William Pretty Security bill.pre...@xplornet.com wrote: Pardon my ignorance Robert, but I'm not sure what you mean by rebase the branch ? git commit -a -m 'xyz' -s git pull --rebase I think this is a little more complicated. I¹m

RE: [beagleboard] Cross Compile Problem

2015-01-13 Thread William Pretty Security
2:08 PM To: beagleboard@googlegroups.com Subject: Re: [beagleboard] Cross Compile Problem On 1/13/15, 12:33 AM, William Pretty Security bill.pre...@xplornet.com wrote: Thanks for all the help guys. I don't mind if I have to start over from scratch. Just so long as I end up with a Kernel

RE: [beagleboard] Cross Compile Problem

2015-01-12 Thread William Pretty Security
Subject: Re: [beagleboard] Cross Compile Problem On Mon, Jan 12, 2015 at 11:08 AM, William Pretty Security bill.pre...@xplornet.com wrote: Hello All; I am attempting to compile a kernel image with RAID support and I have received the following error When I run “./build_kernel.sh” Should I

[beagleboard] Cross Compile Problem

2015-01-12 Thread William Pretty Security
Hello All; I am attempting to compile a kernel image with RAID support and I have received the following error When I run ./build_kernel.sh Should I just remove the offending line ?? === Applying:

RE: [beagleboard] Re: Gpio Relay

2015-01-01 Thread William Pretty Security
Why don’t you just use a 3 volt relay ? I have several on order from Digikey. I am basically doing what you are attempting. I am driving a 3 volt relay from an I/O port. The trick is to use the Digikey Search feature to look for a 3 volt relay and NOT a 3.3 version. If you use a 3 volt

RE: [beagleboard] Re: Gpio Relay

2015-01-01 Thread William Pretty Security
? Thank you Carlos Em quinta-feira, 1 de janeiro de 2015 18h44min57s UTC-2, Tux Leonard escreveu: I am sorry but this is nonsense. 2015-01-01 21:12 GMT+01:00 William Pretty Security bill@xplornet.com: Why don’t you just use a 3 volt relay ? I have several on order from Digikey

RE: [beagleboard] Re: Gpio Relay

2014-12-25 Thread William Pretty Security
Hey Carlos; Excellent attempt ! RB is 10K and RL is the relay coil. (They probably used ‘L’ to mean coil). Also, if the transistor has too much gain, and the relay doesn’t turn off completely. Just connect a 100K resistor between the base of the transistor (B) and 0V on your schematic.

RE: [beagleboard] Re: Gpio Relay

2014-12-25 Thread William Pretty Security
On 12/25/2014 7:37 AM, William Pretty Security wrote: Hey Carlos; Excellent attempt ! RB is 10K and RL is the relay coil. (They probably used ‘L’ to mean coil). Also, if the transistor has too much gain, and the relay doesn’t turn off completely. Just connect a 100K resistor between

RE: [beagleboard] Ubuntu Kernel version with 'md' module ?

2014-12-24 Thread William Pretty Security
To: Beagle Board Subject: Re: [beagleboard] Ubuntu Kernel version with 'md' module ? On Wed, Dec 24, 2014 at 10:04 AM, Robert Nelson robertcnel...@gmail.com wrote: On Wed, Dec 24, 2014 at 12:07 AM, William Pretty Security bill.pre...@xplornet.com wrote: Ok That's what I thought

RE: [beagleboard] Gpio Relay

2014-12-24 Thread William Pretty Security
Use an NPN transistor. (2N3904, 2N, etc) Connect the emitter to ground. Connect the collector to one side of the coil. Connect +5V to the other side of the coil. Connect a 10K resistor between the I/O pin and the base of the transistor. That’s it J No one could make a greater

[beagleboard] Ubuntu Kernel version with 'md' module ?

2014-12-23 Thread William Pretty Security
Hello all; I am currently using Ubuntu version: Linux ubuntu-armhf 3.8.13-bone20 #1 SMP Wed May 29 10:49:26 UTC 2013 armv7l armv7l armv7l GNU/Linux And the 'md' module which would allow me to setup a RAID array does not appear to be installed. I am wondering if it is possible to just

RE: [beagleboard] Ubuntu Kernel version with 'md' module ?

2014-12-23 Thread William Pretty Security
@googlegroups.com] On Behalf Of Robert Nelson Sent: Tuesday, December 23, 2014 11:53 PM To: Beagle Board Subject: Re: [beagleboard] Ubuntu Kernel version with 'md' module ? On Tue, Dec 23, 2014 at 9:16 PM, William Pretty Security bill.pre...@xplornet.com wrote: Thanks for the quick reply Robert. I tried

RE: [beagleboard] Sensing flowmeter / protecting analog input

2014-12-16 Thread William Pretty Security
Hmm Maybe a 1.8v zener ? Or 1N4007’s in series = 1.4V No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing Edmond Burke (1729 - 1797)

RE: [beagleboard] Re: chipsee beaglebone lcd/dvi expansion kernel support

2014-12-08 Thread William Pretty Security
Hi; If I understand you correctly, you need to use either “su” or “sudo” but not both. If you enter: sudo . /mksdcard.sh /dev/sdX It will prompt you for a password. Just use the password that you used to login. Bill No one could make a greater mistake than he who did

RE: [beagleboard] recommended linux distribution for BBB ?

2014-12-03 Thread William Pretty Security
Hey Ivo Here is the two versions I use: bone-debian-7.5-2014-05-14-2gb.img.xz BBB-eMMC-flasher-debian-7.5-2014-05-14-2gb.img.xz Good luck ! Bill No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph

RE: [beagleboard] XBee capes

2014-12-03 Thread William Pretty Security
Thanks Philip Would have come in handy a couple of months ago ;-) No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing Edmond Burke (1729 - 1797)

RE: [beagleboard] USB hub won't work . . .

2014-12-01 Thread William Pretty Security
Hi Robert; First of all you will need a powered hub if you are using a wifi dongle. There is a list of compatible wifi dongles available. Second, the hub should be powered up BEFORE the BBB is booted. I am currently running two memory sticks and a usb sound card from an unpowered 4 port hub

RE: [beagleboard] BBB: Serial Wiring For External Device Over UART1

2014-11-25 Thread William Pretty Security
Hi Pieter; Your wiring and voltages look fine. However you have to ‘enable’ the other serial ports. Try searching for “enable /dev/ttyO1” on this list or via Google. Bill No one could make a greater mistake than he who did nothing because he could do only a little. All that is

RE: [beagleboard] Controling Hardware Through Web Page problem

2014-11-16 Thread William Pretty Security
Buy my book, it comes with java script code to do just that J See link below … No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing Edmond Burke (1729 - 1797)

[beagleboard] How to make an image ?

2014-11-09 Thread William Pretty Security
Hello All; I believe this questions has been asked before, but I don't recall an answer. I am using the latest Debian image as a starting point and have installed a number of additional tool in rootfs. I am using an 8GB uSD card but the roof file system takes up less than 4GB. What I am

RE: [beagleboard] How to make an image ?

2014-11-09 Thread William Pretty Security
tar and the substitute my rootfs archive for Robert's and reuse his scripts. I don't store to emmc though, so it may be different for your case. On Nov 9, 2014 10:46 AM, William Pretty Security bill.pre...@xplornet.com wrote: Hello All; I believe this questions has been asked before, but I

RE: [beagleboard] RE: Getting Started with Beaglebone/Seth

2014-11-09 Thread William Pretty Security
Google “Beaglebone Getting Started” sigh BTW: There are lots of ‘books’, what is the title of yours ? No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing Edmond Burke

RE: [beagleboard] How to make an image ?

2014-11-09 Thread William Pretty Security
, so it may be different for your case. On Nov 9, 2014 10:46 AM, William Pretty Security bill.pre...@xplornet.com wrote: Hello All; I believe this questions has been asked before, but I don’t recall an answer. I am using the latest Debian image as a starting point and have installed a number

RE: [beagleboard] Blink external led test doesn't work

2014-11-06 Thread William Pretty Security
Could be just about anything. Could you tell us what page you are referring to, maybe post the link ? No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing Edmond Burke (1729

RE: [beagleboard] Re: Blink external led test doesn't work

2014-11-06 Thread William Pretty Security
Ok That is the demo that comes with the BBB. Do you see a web page? I think it is called “Getting Started”. I don’t have the BBB in front of me, but I believe there are a number of examples. Does the one that blinks the User LED work ? No one could make a greater mistake than he who

RE: [beagleboard] Can BeagleBone Black use USB2Ethernet in uboot?

2014-10-27 Thread William Pretty Security
Are you sure you are at the uboot prompt? If so, you must have pressed a key, before the BBB was finished booting. Were you prompted for a user name and password ?? No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for

RE: [beagleboard] Lose memory when writing Debian Image to uSD as well as when flashing to eMMC

2014-10-17 Thread William Pretty Security
You need to find and follow the instructions for using “fdisk” to expand the size of the root file system. No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing Edmond

RE: [beagleboard] BeagleBone Cape RF compatibility with BB Black

2014-10-01 Thread William Pretty Security
Hi Chuck; About all that I can help you with is the facts that the latest version of the Kernel uses “device overlays”. Derek Molloy has an excellent tutorial on how to write and compile your own custom overlay. Good luck ! No one could make a greater mistake than he who

RE: [beagleboard] Re: USB mass storage not detected on TV

2014-09-29 Thread William Pretty Security
The beaglebone has to identify itself as a 'mass storage device' I believe the original beaglebone whites did. But I forget the procedure. -Original Message- From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of aniruddha Sent: Monday, September 29, 2014

RE: [beagleboard] Re: Beaglenes doesnot boot

2014-09-27 Thread William Pretty Security
And do you have access to a USB-Serial cable that you can connect to the debug port ?? No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing Edmond Burke (1729 - 1797)

RE: [beagleboard] Totally confused. ubuntu-14.04-console-armhf-2014-08-13.tar.xz sd card installs Debian, not Ubuntu

2014-09-26 Thread William Pretty Security
That’s actually a good idea Alan ! Unfortunately, by the time it was published, it would be out of date L You appear to be having the same problems as I did and still do to some extent. I wish there was a web search engine that allowed you to exclude pages older than a certain date. It

RE: [beagleboard] Totally confused. ubuntu-14.04-console-armhf-2014-08-13.tar.xz sd card installs Debian, not Ubuntu

2014-09-25 Thread William Pretty Security
Did you hold down the Boot button, near the USB connector ? If not it will boot from eMMC which has Debian ;-) No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing

[beagleboard] Ubuntu 12.04 boot problem

2014-09-21 Thread William Pretty Security
Hello All; I am having what appears to be a recurring problem based on past posts, where my BBB Rev C(?) boots from uSD card to this point and then hangs: [4.517959] Freeing init memory: 288K [5.664909] init: ureadahead main process (85) terminated with status 5 [ 12.226013]

RE: [beagleboard] Ubuntu 12.04 boot problem

2014-09-21 Thread William Pretty Security
anybody help here ?? From: beagleboard@googlegroups.com [mailto:beagleboard@googlegroups.com] On Behalf Of William Pretty Security Sent: Sunday, September 21, 2014 4:27 PM To: beagleboard@googlegroups.com Subject: [beagleboard] Ubuntu 12.04 boot problem Hello All; I am having what appears

RE: [beagleboard] Complete newbie

2014-09-19 Thread William Pretty Security
You need to get yourself a good online tutorial. There are several. For starters try, in this order: cd / ls -l That will give a list of the files in the root file system. Kind of like C:\ in Windows Good luck No one could make a greater mistake than he who did nothing

RE: [beagleboard] How do I find out what image my brand new Beaglebone Black is running?

2014-09-05 Thread William Pretty Security
“ uname –a “ ;-) No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing Edmond Burke (1729 - 1797)

RE: [beagleboard] Read USB through GPIO

2014-09-05 Thread William Pretty Security
Nope L There are some serial io’s and I2C busses available ….. No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing Edmond Burke (1729 - 1797)

RE: [beagleboard] Re: Is it possible to root Beaglebone Black Android image

2014-09-05 Thread William Pretty Security
Where did you get the image ??? No one could make a greater mistake than he who did nothing because he could do only a little. All that is necessary for the triumph of evil is that good men do nothing Edmond Burke (1729 - 1797)

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