Stepper Motor Twitching
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 ArticleRe: Stepper Motor Twitching
I've seen that on my old Gen7T design where the ground traces were long and I didn't have enough capacitance near the stepper driver 12V supply pins. I think I also found a solder bridge on one that...
View ArticleUSBasp to Sanguino 1.3b Wiring.
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 ArticleRe: USBasp to Sanguino 1.3b Wiring.
Is it possible you have an ATmega1284P on your Sanguinololu? USBasp is known to be limited to chips with 64k Flash or less. That said, using a programmer, you can upload a firmware directly, without...
View ArticleRe: USBasp to Sanguino 1.3b Wiring.
1.3b is definitely using a ATmega1284b as Controller. Taken from the Wiki: Version 1.3b - Updated April 4, 2012 With this revision the Sanguinololu is updated with SMT components, leaving more room on...
View ArticleRe: Running sanguinololu 1.3a on 24V
Hello, Running on 24v, would we have anything to change in the temperature PID settings? Thanks Paul
View ArticleRe: How to turn power supply on/off with marlin on Sanguinololu 1.3a
I did this with a simple 2n2222a transistor [groups.google.com] here is the post I made about it in my local group if you need more info just send me a pm
View ArticleRe: Running sanguinololu 1.3a on 24V
Paul67 Wrote: ------------------------------------------------------- > Hello, > > Running on 24v, would we have anything to change > in the temperature PID settings? > > Thanks >...
View ArticleRe: Running sanguinololu 1.3a on 24V
I ran mine at 19v for a little seemed to be ok but I went back to 12v as the atx power supply was more versitile
View ArticleHelp from the word GO..:S
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 ArticleRe: best practise for wiring heat bed via sevenswitch
To follow up on this: Connecting the heat bed via PB4 freed up the original heat bed connection and its 4-pin header, which I have used to connect two 40mm cooling fans for slic3r/firmware-controlled...
View ArticleRe: printer software error "Printer stopped due to errors. Fix the error and...
In Configuration.h, just change the TEMP_SENSOR_0 from 1 to 0. This will change it from being defined as a 100k thermistor to not used. Then you can run your motors without a temp. That's what I'm...
View ArticleRe: Help from the word GO..:S
Easiest is if it already has firmware on it. Did the seller say what was programmed? If you know the firmware and baud rate then you can get pronterface or other control software and try it out. If...
View ArticleRe: Can Sanguinololu 1.3A control 12V 200W heated bed ?
Why not run your heatbed through a relay/relais and use the Sanguino to turn the bed on/off and for the rest just pull the power from your PSU or a 2nd PSU if your current PSU doesn't support such a...
View ArticleCase Options?
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 ArticleRe: Overheating heated bed mosfet
Hi all... Interesting thread. I am wondering since this thread dates back over a year now... perhaps they were using the Sanguinololu 1.2 PCB The current ver. = 1.3a I am hoping this is correct and...
View ArticleRe: Sanguinololu 1.3 Heating issue
Did you find a solution to the overheating... if so you should leave an update on the thread you opened... yes ? It may help others with similar problems
View ArticleRe: Overheating heated bed mosfet
Hi Mickman, My issue wasn't due to the version of the Sanguinololu; rather the quality of the PCB Heatbed. My PCB has a considerably lower resistance than would normally be required (0.85 ohm rather...
View ArticleThermistors reading high
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 ArticleRe: Thermistors reading high
Those are the symptoms you would get if the thermistor inputs have been shorted to 12V damaging the input pins.
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