Re: Sanguinololu Rev 1.3a - how to load firmware
an avrisp is additional hardware, commonly another ardunio running isp firmware since you don't have this your limited to option 1 Yes baudrate is a possibility you need to find the boards.txt file it...
View ArticleRe: Sanguinololu Rev 1.3a - how to load firmware
That section is not in the boards.txt file Can I just cut/paste it in?
View ArticleRe: Sanguinololu Rev 1.3a - how to load firmware
ok, getting way too late here. One thing tho. I have an AVRISP!!! I forgot all about it, all I ever used it for was flashing F/W into speed controllers for a quadcopter project... [www.fasttech.com]...
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Re: Sanguinololu Rev 1.3a - how to load firmware
there will be multiple boards.txt files If its in the boards menu it in a boards.txt file somewhere... yes you can use that device. It has a 10 pin connector, you need a 6 pin so wire it like 4vl1c4.jpg
View ArticleRe: Sanguinololu Rev 1.3a - how to load firmware
OI !!! just days and days of headaches here. Ok, I had the 10pin to 6 pin cable that came with it still in my drawer so all good there. Plugged in the power supply to the Sanguinololu board and the...
View ArticleRe: Sanguinololu Rev 1.3a - how to load firmware
how have you wired it? pictures? as it saying that it can't talk talk to the 1284p Cable upside down? or non standard 6 pin connector... on your board I would guess
View ArticleRe: Sanguinololu Rev 1.3a - how to load firmware
turned out the cable was wired weird, I made a new one but still issues with that unit. So I got out some old kit and got buzy with an Arduino Nano and made an ISP out of it. Still had to mess with...
View ArticleRe: Sanguinololu Rev 1.3a - how to load firmware
hate to tell you thing all you needed was new steps/mm so M92 Z### in the start.gcode or save in eeprom... and direction just needs you to turn the stepper plug around 180 degrees or swap two wires in...
View ArticleRe: Sanguinololu Rev 1.3a - how to load firmware
Ok, after some fuddling this is what I got for an output: Does this look right? -------------------------------------------------------------------------------- avrdude -P com5 -b 19200 -c arduino -p...
View ArticleRe: Sanguinololu Rev 1.3a - how to load firmware
Just wanted to say thanx Dust, I have things going well enough to work with it all at this point. I found some indications online that an aruidno board can in some situations work without a...
View Article[solved] Max current on melzi v2.0
Hi all, I'm trying to find out what's the max output current for the cooling fan on the melzi v2.0. google didn't help... does anybody have the answer ? thanks
View ArticleRe: Max current on melzi v2.0
If your board maker has used the standard components, all outputs use the same mosfet So 11amps ish.. considering most fans are 0.35amp... your not going to have an issue..
View ArticleRe: Max current on melzi v2.0
Thank you Dust ! It's an official melzi 2.0 by reprappro and indeed I want to use 0.35 amps fan.
View ArticleMelzi - Heated bed is being powered via the USB cable
I've been using a Melzi (v1 I believe, with an Atmega644A) on my Mendel90 for several years now with Jumper 15 set to USB. It has suddenly dawned on me that I should be powering the Melzi from the PSU...
View ArticleRe: Melzi - Heated bed is being powered via the USB cable
The USB cable getting hot is a sign that you have a poor connection between the PSU negative terminal and the electronics, or a ground loop that is carrying a lot of current. See [duet3d.com]. It's...
View ArticleRe: Melzi - Heated bed is being powered via the USB cable
Thanks for that useful information. I narrowed the problem down to the power terminal on the Melzi and while desoldering the terminal to replace with a new one, the solder pad came off. It must have...
View ArticleRe: backup installed firmware?
Just went through a couple of days trying to get my cheap chinese made GT2560, which came with a Prusa i3 Clone (CTC D5983), to communicate with arduino. I was getting repeated...
View ArticleRe: Sanguinololu Rev 1.3a - how to load firmware
Ok, after some fuddling this is what I got for an output: Does this look right? -------------------------------------------------------------------------------- avrdude -P com5 -b 19200 -c arduino -p...
View ArticleRe: Sanguinololu Rev 1.3a - how to load firmware
Just wanted to say thanx Dust, I have things going well enough to work with it all at this point. I found some indications online that an aruidno board can in some situations work without a...
View Article[solved] Max current on melzi v2.0
Hi all, I'm trying to find out what's the max output current for the cooling fan on the melzi v2.0. google didn't help... does anybody have the answer ? thanks
View Article