Page 1 of 1

Info Ramps-FD V1a and DRV8825 DRIVER

Posted: Fri Jul 31, 2015 6:38 am
by saviothecnic
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

Re: Info Ramps-FD V1a and DRV8825 DRIVER

Posted: Tue Aug 11, 2015 9:12 am
by Mark
Hi,saviothecnic .According to your pic ,I think 3 of your drivers were wrong installed, they should be like this:

Re: Info Ramps-FD V1a and DRV8825 DRIVER

Posted: Tue Aug 11, 2015 1:45 pm
by saviothecnic
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

Re: Info Ramps-FD V1a and DRV8825 DRIVER

Posted: Tue Aug 11, 2015 2:18 pm
by Mark
How about the read at a room temperature ? Please check if somewhere of the thermistor sensor wire are bad connected.

Re: Info Ramps-FD V1a and DRV8825 DRIVER

Posted: Tue Aug 11, 2015 3:53 pm
by saviothecnic
The sensor is OK because if I try on Ramps 1.4 reads well

Re: Info Ramps-FD V1a and DRV8825 DRIVER

Posted: Tue Aug 11, 2015 5:35 pm
by saviothecnic
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