need help to program sanguinolou (4 replies)
Hi I have put together a Prusa Mendel Printer, it has a Sanguinololu board, the kit came from Amozn. All it does when it is powered is to move the x and y motor a few steps in each direction and back...
View ArticleFried hotend MOSFET - how to bypass? (no replies)
Hi. After having my reprap in a box for some time, I decided to start it up. Only problemwas that the MOSFET of the hotend had taken some damage. So when I turned on the heater it started burning. "No...
View Articlehow it works? (no replies)
Hello, im wondering, how a driver board generally work. How does it synchronies the 4 steppers an drive them? I've tried to write a script wich synchronize them by using the least common multiplier....
View Articleavrdude: stk500_getsync(): not in sync: resp=0xd7 (5 replies)
I've got a Solidoodle [Sanguino - ATmega644P] and I've recently installed a new E3D hotend. I need to update the max temp but I can't for life of me, this entire day I've worked on it, actually upload...
View ArticleSainSmart Melzi avrdude: stk500_getsync(): not in sync: resp=0x00 (no replies)
I have just recieved my sainsmart melzi board. i have yet to connect it to ANYTHING ie. stepper motors/hot end/heated bed i have however Switched the jumper to usb attached the cable i had also got...
View ArticleOne end stop to pull them all... (12 replies)
Hi. I have a problem with my end stops and my Sanguinololu. I start all up, and no end stop is switched. I do a M119 in pronterface, which gives me: "x_min:L, y_min:L, z_min:L" When I touch one of the...
View ArticleGrinding noise and drift on x-motor mount:X (1 reply)
Hi. I'm exploding this forum with my messages at the moment. All help is appreciated. I'm getting some drift in one of my axes. I followed a lot of guides that I found on the web about: tension of the...
View ArticleBoard occasionally looses RS connection (no replies)
Annoying problem which sometimes occurs during printing: board starts to send responds in wrong baud rate (as far as I can tell). All commands are executed in Marlin but nothing comes back to...
View ArticlePrintrun stuck "connecting" to Sanguinololu (1 reply)
I have a sanguinololu that I've been able to successfully upload firmware to at 57600 on Com4 from my windows 8 machine. I have wired it the rest of the way to the motors, heaters and switches and it...
View ArticlePower needs. (no replies)
Just purchased my first kit for my first 3D printer. It has a Sanguinololu 1.3a. It is an Eventorbot and has the board built. My question is if I need to change the incoming amps when running the 12v+...
View ArticleSanguinololu working with Gen7 bootloaders [solved] (no replies)
Proud Sanguinilolu users hear my call! Until recently I used my Sanguinolulo succesfully and even managed to get MarlinV1 uploaded with a version from the boards manufacturer. The official versions...
View ArticleSanguinololu 1.3a usb issue (1 reply)
Hi, I just received the motherboard today, i had ordered it from RepRapWorld. I am connecting it to the USB, but it does not recognize it. It just says FT232R USB UART. I tried to update the drivers,...
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Sanguinololu layout (2 replies)
Hi, Im trying to find a possible short on my board and while I can test the 5V and 12V from usb/screwterminal to the voltage regulator I have no idea which traces should be connected and which should...
View ArticleEndstops acting odd :S (4 replies)
Well, here's a bit of what I've got to fix: [imgur.com] It reads two endstops pressed when only one has been. It seems to be affecting the Z axis, then somehow seems to "infect" the Y axis switch. for...
View ArticleSanguinololu & opto endstops :S (3 replies)
Hi there, I am modernising my old Prusa, which involves a newly-soldered sanguinololu board. I used to have Gen 3 electronics and I want to re-use the old opto endstops (v2.1). When no endstops are...
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Flyback diode on sanguinololu heated bed control board. (2 replies)
Hey everyone. I started getting uncomfortable with the mosfet and traces running my heat-bed on my Sanguinololu. So I made a small relay board to do the heavy lifting. I have a couple of questions...
View ArticleUnable to upload firmware (2 replies)
I have a sanguinololu Rev. 1.3a I have a brand new windows 8.1 Lenovo yoga pro 2 I have Arduino installed and the correct sanguinololu board selected When i attach the usb the red light glows solid...
View ArticleShould i add additional 12v for each motor (1 reply)
I have Sanguino 1.3a and next to the motor connectors there are 3 places for separate 12V charge. What do you think, should i give it a try?
View ArticlePrinter does not move in Z direction on large prints, suspect motherboard (no...
Hi everybody, thought I would share a weird problem that has been happening with my printer. I use the Sanguinololu controller obviously, and all is well - models are being printed as well as they...
View ArticleSanguinololu firmware and enabling eeprom (5 replies)
I'm working through calibration of my huxley from the reprap wiki: [reprap.org] I'm at the part which sets the steps per mm for extrusion. The wiki says the current value can be checked with the GCode...
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