stepper motors not running (no replies)
Ihave one stepper motor directly soldered to my sanguino. I am running Marlin with Pronterface but i cant run the motors using pronterface at all. when i attempt to use the motor control in...
View ArticleAre stepper drivers a must (no replies)
I was wondering if stepper drivers are absolutely needed with sanguino 1.3a because I currently cannot run my stepper motors and i cannot find any reputable information
View ArticleHow to turn power supply on/off with marlin (no replies)
Hi everyone, I'm trying to configure Marlin to turn my psu on an off with M80/M81. What pin should it be assigned to? I'm currently using pin4 for the fan. and am using an SD card so most breakout of...
View Articleprevent usb 5V backfeeding (no replies)
I am new to this and in the process of building a prusa with sanguinololu 1.3 as printer controller, using a raspberry pi as host controller. When checking the wiki, I came across the usb 5V bug...
View ArticleSanguinololu communication issues (4 replies)
I bought a kit from someone who hadn't finished it and I don't know the state of the included sanguinololu board. The guy I bought it from thought it had at least a bootloader but was pretty sure it...
View ArticleX-motor troubles.... (pololu stepper. marlin v1, 1.3a board, 1284p chip) (2...
I wonder if anyone can shed some light on my (latest) issue. Y, Z and E are all fine. They go home, they travel CW and CCW when asked. They do appear to be behaving as if they have a short max-min...
View ArticleATmega644P vs. ATmega1284P (3 replies)
I bought a used kit that came with a sanguinololu with an ATmega644P. I've seen a lot of discussion about boards with ATmega1284P and I'm assuming it's newer/better/faster. But in a reprap (prusa2)...
View ArticleAccessory Header pinout for Sanguinololu 1.3a? (no replies)
Hi all - I am using Sanguinololu 1.3a and am interested in adding a cooling fan control. I heard one can make a simple mosfet switch to turn the fan on via the PWM pin. Is there a pin layout diagram...
View ArticleNo board communication (no replies)
I have been working on trying to get my printer running and everything is complete, at least for a test run anyway. The problem I have now is that I can't get the computer to recognize the board. I...
View Articlebest practise for wiring heat bed via sevenswitch (3 replies)
I have a Sanguinololu 1.3a. For connecting the heat bed (PCB Mk2) I have built a seven switch using the pcb from Traumflug, because apart from the dimensioning of the mosfet and the connector I was a...
View ArticleExperiences with easy electronics (no replies)
Hi ! I'm currently building my first RepRap, i decided to build a MendelMax. I already ordered some misumi parts for the mechanics and the plasics via ebay. Now i'm looking for the electronics. In the...
View ArticleClik here to view.
Introducing graphics LCD expansion board for Sanguinololu with click encoder...
Hi! As a spin-off from the easy electronics I developed an expansion board for the Sanguinololu electronics. Most of what i missed in the Sanguinololu can be easily retrofitted with a single board....
View ArticleCan Sanguinololu 1.3A control 12V 200W heated bed ? (1 reply)
I use 300 * 400 aluminum bed.100W is too small
View ArticleStepper Motor Twitching (no replies)
Hi, I have a Sanguinololu 1.3a 1284p with stepsticks installed that I'm trying to use to control a Zen Toolworks 7x7 mini cnc machine. Currently I'm using replicatorg with this profile to test the...
View ArticleUSBasp to Sanguino 1.3b Wiring. (2 replies)
Hey Everyone, I haven't been having much success with my Sanguino 1.3b as I am unable to upload any firmware. I was told that the problem may have something to do with the bootloader and a possible...
View ArticleHelp from the word GO..:S (no replies)
Hello all, This is my first time working with a 3d printer. I bought a Prusa i3 with the 1.3a board on it. I've put it together, plugged my board to the USB, installed Arduino 1.0.5 and copied the...
View ArticleCase Options? (no replies)
Im surprised i havent found anything like this on thingiverse, but i figured i'd ask here before attempting to do it myself. An enclosure for sanguinololu that groups connectors together in a more...
View ArticleThermistors reading high (1 reply)
I am trying to get a sanguinololu running for a friend, but am getting readings from the thermistors of 220 degrees plus even without a thermistor being connected. Diagnostics that I have carried out:...
View ArticleSanguinololu with DRV8811? (no replies)
Dear all, Since I hardly know anything about electronics, this might be a dumb question. Can I use DRV8811 instead of A4988 for the Sanguinololu? Thank you for your help.
View ArticleHeated bed hot mosfet (no replies)
Hi, Im trying to make my heated bed work and having trouble. The mosfet starts to become really hot (within a minute or so) when the printer is switched on. I heard the mosfets that come with the...
View Article