Info Ramps-FD V1a and DRV8825 DRIVER

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saviothecnic
Posts: 18
Joined: Mon May 25, 2015 1:41 pm

Info Ramps-FD V1a and DRV8825 DRIVER

Post by saviothecnic » Fri Jul 31, 2015 6:38 am

Good Evening

I have no movement of motors and read the wrong temperature

Use Ramps FD V1a Arduino TWO and Drivers 8825
I verificarer if the Jumpers and the drivers are installed correctly
Place two photos.

Thank You

In Ialiano
Buona Sera

Non ho movimento di motori e leggo temperatura sbagliata

Uso Ramps FD V1a Arduino DUE e Drivers 8825
Mi verificarer se i Jumper e i drivers sono montati in modo corretto
Posto due foto.

Grazie
Attachments
RampsFD_Jumper.jpg
RampsFD_Jumper.jpg (163.92 KiB) Viewed 10807 times
RampsFD_DRV8825.jpg
RampsFD_DRV8825.jpg (169.72 KiB) Viewed 10807 times

Mark
Posts: 1553
Joined: Thu Aug 06, 2015 9:19 am

Re: Info Ramps-FD V1a and DRV8825 DRIVER

Post by Mark » Tue Aug 11, 2015 9:12 am

Hi,saviothecnic .According to your pic ,I think 3 of your drivers were wrong installed, they should be like this:
Attachments
DRV8825.jpg
DRV8825.jpg (202.93 KiB) Viewed 10803 times

saviothecnic
Posts: 18
Joined: Mon May 25, 2015 1:41 pm

Re: Info Ramps-FD V1a and DRV8825 DRIVER

Post by saviothecnic » Tue Aug 11, 2015 1:45 pm

Ok Thanks indeed there tava an arrow pointing to Enable and I have noticed :(

Now unfortunately shot two DRV 8225 were burned but otherwise everything OK

Now I have another problem on temperature probes They read semrpe always up 140 ° C

Mark
Posts: 1553
Joined: Thu Aug 06, 2015 9:19 am

Re: Info Ramps-FD V1a and DRV8825 DRIVER

Post by Mark » Tue Aug 11, 2015 2:18 pm

How about the read at a room temperature ? Please check if somewhere of the thermistor sensor wire are bad connected.

saviothecnic
Posts: 18
Joined: Mon May 25, 2015 1:41 pm

Re: Info Ramps-FD V1a and DRV8825 DRIVER

Post by saviothecnic » Tue Aug 11, 2015 3:53 pm

The sensor is OK because if I try on Ramps 1.4 reads well

saviothecnic
Posts: 18
Joined: Mon May 25, 2015 1:41 pm

Re: Info Ramps-FD V1a and DRV8825 DRIVER

Post by saviothecnic » Tue Aug 11, 2015 5:35 pm

You can attach your firmware you use on your RampsFD
So I check that my problem is a FW or nature HW
My problem is that I can not read the temperature read and hotheaded

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