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by neodark
Mon Sep 16, 2019 2:03 pm
Forum: General discussion
Topic: Can´t access through SSH or HDMI
Replies: 14
Views: 394

Re: Can´t access through SSH or HDMI

Hi, the Raspberry is between two firewalls, only open port 22 on the Raspi but the two firewalls is blocking it... I tried to write a ssh blank file in the root of the SD card to try "to open" again ssh but the file is writed but port was open.... Is very very strange might also be that some files a...
by neodark
Mon Sep 16, 2019 5:57 am
Forum: General discussion
Topic: Can´t access through SSH or HDMI
Replies: 14
Views: 394

Re: Can´t access through SSH or HDMI

Yes, I do this, I installed Raspbian in a new SD card and can login from all of my computers..... I´ll try to recover the files.... The post is almost to check and study what´s happen here... it´s strange.... I only remember last time to update / upgrade packages... no more... and always secure powe...
by neodark
Mon Sep 16, 2019 5:55 am
Forum: General discussion
Topic: Can´t access through SSH or HDMI
Replies: 14
Views: 394

Re: Can´t access through SSH or HDMI

Clean installation, changed password user, changed hostname (from Raspberry to smart-control) and installed some python3 files
drgeoff wrote:
Sun Sep 15, 2019 5:11 pm
The "smart-control login" means this is not a virgin Raspbian installation?
by neodark
Sun Sep 15, 2019 11:39 am
Forum: General discussion
Topic: Can´t access through SSH or HDMI
Replies: 14
Views: 394

Re: Can´t access through SSH or HDMI

Hi, yes, and the trouble is strange... because I tried from win 7 (as always)... with a Mac, with a monitor and USB keyboard.....

Is anyway to.... rewrite some system files from a fresh install on other SD card to keep the content?
by neodark
Sun Sep 15, 2019 11:31 am
Forum: General discussion
Topic: Can´t access through SSH or HDMI
Replies: 14
Views: 394

Re: Can´t access through SSH or HDMI

I insert the SD card in the Mac and df -h saw 16% used....
by neodark
Sun Sep 15, 2019 11:30 am
Forum: General discussion
Topic: Can´t access through SSH or HDMI
Replies: 14
Views: 394

Re: Can´t access through SSH or HDMI

I was installed a fresh install two or three weeks ago.... but the server only has some python3 scripts that do some email notifications.... How I can check if free space if I can´t login? The SD card are 16 Gb and the 5 scripts are about 10 kbs each... Maybe can be updates, upgrades or dist-upgrade...
by neodark
Sun Sep 15, 2019 11:19 am
Forum: General discussion
Topic: Can´t access through SSH or HDMI
Replies: 14
Views: 394

Re: Can´t access through SSH or HDMI

No, I´m really sure.... I tried a wrong password and ask again for password... If enter right password then I got this issue....
by neodark
Sun Sep 15, 2019 11:15 am
Forum: General discussion
Topic: Can´t access through SSH or HDMI
Replies: 14
Views: 394

Re: Can´t access through SSH or HDMI

Hi, sorry, corrected the first post.... Raspbian buster lite... when connect to hdmi to a monitor, operating system loads and ask for user, put it (pi user) and password... and they ask again for password... I´ll update with a monitor pic Tried connecting to HDMI port and when ask to enter user and ...
by neodark
Sun Sep 15, 2019 8:56 am
Forum: General discussion
Topic: Can´t access through SSH or HDMI
Replies: 14
Views: 394

Can´t access through SSH or HDMI

Hi, I has a Raspberry Pi 3 B+... with Raspbian Buster Lite installed (no desktop)... all working perfect but from one day to other my raspberry do a strange thing, can´t access through SSH... if I try on putty it close when enter the password without any error message.... password and user are right...
by neodark
Sun Jul 28, 2019 10:38 am
Forum: Troubleshooting
Topic: Pull down resistors "issue"?
Replies: 7
Views: 255

Re: Pull down resistors "issue"?

Hi, thanks for your help, working fine, but with your code "Release" message not work... I touch it a bit.... this is full working... Thanks again!! #!/usr/bin/env python2.7 import RPi.GPIO as GPIO import time in1 = 12 GPIO.setmode(GPIO.BCM) # use GPIO numbering GPIO.setwarnings(False) GPIO.setup(in...
by neodark
Sun Jul 28, 2019 8:03 am
Forum: Troubleshooting
Topic: Pull down resistors "issue"?
Replies: 7
Views: 255

Re: Pull down resistors "issue"?

Hi, for testing, 20 cms wire length... Now with your modifications and some code modification, it seems goes better... https://pastebin.com/2RT7DzR5 I put for wait 5 seconds to trigger action.... One question more... how I can do, for.... if still pressed repeat the action ever... for example... one...
by neodark
Sun Jul 28, 2019 6:48 am
Forum: Troubleshooting
Topic: Pull down resistors "issue"?
Replies: 7
Views: 255

Re: Pull down resistors "issue"?

Hi, the scheme is like this

Image

And code to test it...

https://pastebin.com/LkqdETL0
by neodark
Sun Jul 28, 2019 6:28 am
Forum: Troubleshooting
Topic: Pull down resistors "issue"?
Replies: 7
Views: 255

Pull down resistors "issue"?

Hi, I´m testing with Raspberry inputs... tried with internal pulldown resistor, with physical pull down resistor and both on same time... but sometimes the input triggers without any human action, without push button action.... and I checked if I touch the input pin the input also trigger... Is any ...
by neodark
Mon May 20, 2019 2:48 pm
Forum: Beginners
Topic: Configure a 3G USB Dongle
Replies: 2
Views: 150

Re: Configure a 3G USB Dongle

I have a lot of models of dongles... one model that I want to configure is E1552 ... but with sakis3g I read that it disconnects on certain time.... for USB saving energy.... and I need it working all hours....

Do you know about that?
by neodark
Mon May 20, 2019 7:33 am
Forum: Beginners
Topic: Configure a 3G USB Dongle
Replies: 2
Views: 150

Configure a 3G USB Dongle

Hi, where I can find a tutorial to configure a USB 3G/4G dongle... I need to has it 24/7/365 days working, with no disconnects....

Is this possible??

Regards!!
by neodark
Fri May 17, 2019 9:40 am
Forum: General discussion
Topic: Protect python code to prevent copy
Replies: 8
Views: 678

Protect python code to prevent copy

Hi, I have developed an python automation code.... and my question is


Is any way to "protect" the code to prevent that any user can get the micro SD card and read and/or copy the code to replicate on more raspberrys?

Thanks!!

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