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#1 2017-03-03 12:58:19

zenexbomb
Member
Registered: 2017-03-03
Posts: 19

Cant connect to my pi!

ive loaded the image onto the sd card and set the wifi and password it just wont show up on the home network
what do i do?!

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#2 2017-03-03 18:03:54

bigfilsing
Member
Registered: 2016-11-20
Posts: 100

Re: Cant connect to my pi!

Loads noob and get networking working properly then consider Nano DLP

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#3 2017-03-03 23:52:49

zenexbomb
Member
Registered: 2017-03-03
Posts: 19

Re: Cant connect to my pi!

ill try that thank you

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#4 2017-03-04 04:05:41

zenexbomb
Member
Registered: 2017-03-03
Posts: 19

Re: Cant connect to my pi!

i did that and got it connected but now i can't get the motor to move using the ramps

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#5 2017-03-04 04:21:41

bigfilsing
Member
Registered: 2016-11-20
Posts: 100

Re: Cant connect to my pi!

Not enough information!!
Has it ever worked /moved ?
What firmware have you loaded onto the ramps?
With any ramps board i would recommend testing it independently first. There is some test firmware available here >>http://reprap.org/wiki/File:RAMPS14_test.zip
Once loaded the firmware just moves all axis forwards & backwards without any user input which allows you to check the ramps is working and allows you to set up the motor current.
Beware thou because it works regardless of axis position or endstops so make sure the axis is at it mid point and can move backwards and forwards without crashing into something.

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#6 2017-03-04 04:32:23

zenexbomb
Member
Registered: 2017-03-03
Posts: 19

Re: Cant connect to my pi!

the ramps board and drivers work ive dose the test script on it already, i have the marlin firmware loaded onto it that is linked on the downloads page.

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#7 2017-03-04 06:12:50

bigfilsing
Member
Registered: 2016-11-20
Posts: 100

Re: Cant connect to my pi!

Ok good
the nest thing to check is to see if you have the correct serial port set up in Nano dlp so the Raspi can communicate . On the main Nano page can you see if the ramps is connected ? Are you getting any error reports ?

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#8 2017-03-04 06:17:25

zenexbomb
Member
Registered: 2017-03-03
Posts: 19

Re: Cant connect to my pi!

im getting

Warning    3    2017-03-04 16:33:30.093346    Terminal    Problem Reading Terminal EOF
Error    3    2017-03-04 16:33:30.093112    SLAVE    Serial Communication Error EOF

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#9 2017-03-04 06:20:58

bigfilsing
Member
Registered: 2016-11-20
Posts: 100

Re: Cant connect to my pi!

I'm not 100% sure but i seem to remember having a similar issue and it being the serial port Unfortunately i don't have a Raspi Nano set up with me so i cant test it
I'm just looking for my request for help from a few months ago

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#10 2017-03-04 06:23:16

bigfilsing
Member
Registered: 2016-11-20
Posts: 100

Re: Cant connect to my pi!

here was my issue >>https://www.nanodlp.com/forum/viewtopic.php?id=295

I think may be different but worth checking

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#11 2017-03-04 06:34:56

zenexbomb
Member
Registered: 2017-03-03
Posts: 19

Re: Cant connect to my pi!

Debug    4    2017-03-04 17:03:00.530309    WiFi    Connected to
Debug    4    2017-03-04 17:02:40.070581    WiFi    Status Monitoring
Warning    4    2017-03-04 17:02:40.070292    WIFI    WIFI interface wlan0 detected
Notice    4    2017-03-04 17:02:39.891268    Terminal    Terminal Reader Activated
Debug    4    2017-03-04 17:02:39.891208    Shutter    Shutter Close
Debug    4    2017-03-04 17:02:39.89114    Hardware    Stepper motor enabled
Error    4    2017-03-04 17:02:39.842685    SLAVE    Serial port could not be activated open /dev/ttyUSB0: no such file or directory


this is what ive gotten

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#12 2017-03-04 07:28:36

bigfilsing
Member
Registered: 2016-11-20
Posts: 100

Re: Cant connect to my pi!

Strange !  Are you using a Pi3 with onboard wifi or a Pi2 and a USB wifi dongle Im just thinking maybe there's a port conflict .Sorry but im not very good with Linux and port debugging Hopefully somebody else will step in and help. You should be able to SSH into the Raspi and check the ports.

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#13 2017-03-04 07:45:43

zenexbomb
Member
Registered: 2017-03-03
Posts: 19

Re: Cant connect to my pi!

im using the pi 3

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#14 2017-03-04 09:09:07

Shahin
Administrator
Registered: 2016-02-17
Posts: 1,834

Re: Cant connect to my pi!

Maybe your device is listening on  /dev/ttyACM0

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#15 2017-03-04 13:57:23

zenexbomb
Member
Registered: 2017-03-03
Posts: 19

Re: Cant connect to my pi!

figured out what half the issue was, driver burnt out, still not getting the enable/disable motor control option

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#16 2017-03-04 14:23:43

zenexbomb
Member
Registered: 2017-03-03
Posts: 19

Re: Cant connect to my pi!

is it normal to see error messages when uploading marlin? even if it says at the end that the upload is done?

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#17 2017-03-04 21:48:58

bigfilsing
Member
Registered: 2016-11-20
Posts: 100

Re: Cant connect to my pi!

zenexbomb wrote:

is it normal to see error messages when uploading marlin? even if it says at the end that the upload is done?

No it is not normal . at least not in my experience.

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#18 2017-03-05 00:53:52

zenexbomb
Member
Registered: 2017-03-03
Posts: 19

Re: Cant connect to my pi!

i plug in the arduino, open marlin using the loader, then when i go to verify the code it comes up with a bunch of error messages but i can still upload it

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#19 2017-03-05 03:26:03

zenexbomb
Member
Registered: 2017-03-03
Posts: 19

Re: Cant connect to my pi!

not error messages, just red messages

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#20 2017-03-05 03:50:14

bigfilsing
Member
Registered: 2016-11-20
Posts: 100

Re: Cant connect to my pi!

https://www.arduino.cc/en/Main/OldSoftw … ases#1.0.x  Download and try with Arduino 1.0.5-r2

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#21 2017-03-06 06:01:25

zenexbomb
Member
Registered: 2017-03-03
Posts: 19

Re: Cant connect to my pi!

this helped alot! i also discovered the other issue and that was that the end stop signal was inverted
is there a way in the software or firmware to update this to correct it?

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#22 2017-03-06 06:53:49

bigfilsing
Member
Registered: 2016-11-20
Posts: 100

Re: Cant connect to my pi!

yes . You need to open the Marlin firmware Look for config.h file and its in there
Look for
const bool Z_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
and where you see the word "true" set it to "false"  or vice versa

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#23 2017-03-06 07:17:08

zenexbomb
Member
Registered: 2017-03-03
Posts: 19

Re: Cant connect to my pi!

fixed, now all i need to do is make the motor move between layers, is there a code that i can copy and paste into the profile or is this an issue with something else?

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#24 2017-03-06 08:18:20

bigfilsing
Member
Registered: 2016-11-20
Posts: 100

Re: Cant connect to my pi!

the code should be taken care of by NanoDLP Assuming you have set it up correctly
You should be able to manually operate the Z axis directly from the program as a way of testing it

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#25 2017-03-06 08:26:05

zenexbomb
Member
Registered: 2017-03-03
Posts: 19

Re: Cant connect to my pi!

it moves through manual control, the motor dont move while printing though

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