Melzi stops at last 3-5mm after firmware update [solved]
Hi all. I have reprap chinese printer with board marked as "Melzi Ardentissimo" with ATMEGA1284P/AU1328. After extruder upgrade i decided to update firmware. as i got from reprap wiki - with this...
View ArticleRe: Melzi stops at last 3-5mm after firmware update [solved]
solved i think it was sd card problem. i reuploaded firmware 3-4 times and formatted sd card.
View ArticleRepRap Discount Full Graphic LCD clone on Melzi 2.0 success.
Just note to help anyone trying to find out if a RepRap Discount Full Graphic LCD ( [reprap.org] ) can definitely be used on a Melzi 2.0 running Marlin. I had success today using a DIY adapter board...
View ArticleRe: Connected Panelolu2 the wrong way
Hi It's been a long time since I've played with my Reprap. I didn't quite get it working last time and I've bought new stepper drivers since then. The Atmega1284P is preprogrammed and it has worked....
View ArticleHelp on sanguinolulu v1.3
Hi, I just got my first 3d printer with sanguinolulu by geeetech, wired everything according to the official sanguinolulu and geeetech wiki, when i turned it on, it just emits red light, no display on...
View ArticleRe: Help on sanguinolulu v1.3
What type of printer do you have? Which firmware are you using? What LCD? ... Can you post photos of your setup and wiring?
View ArticleRe: Help on sanguinolulu v1.3
The red led on this board is just wired to power. as long as it has power the led is on. Smoke is a really bad sign... I presuming you mean c16 (it willbe labled on the pcb picture here [reprap.org] )...
View ArticleRe: Help on sanguinolulu v1.3
I removed everything includng the stepper drivers, when connected, it shows as ft232r usb uart, I installed the driver then it stated as usb converter. after some time it has its own serial port,...
View ArticleRe: Help on sanguinolulu v1.3
You either have a dead controller chip, or a blank one that needs a firmware or your tring to talk to the board at the wrong baud rate Try a few baud rates, will normally be either 250000 or 115200....
View ArticleRe: Help on sanguinolulu v1.3
Should I take out the auto reset jumper when I wanna use the board or just leave it there? It gave me this message when following the geeetech tutorial, the one on uploading the firmwares In file...
View ArticleRe: Help on sanguinolulu v1.3
you cant compile for a mega2560 and expect it to work on a mega1284p ... the second eg is what you want, that error is saying It compiled fine but it cant talk to the boot loader. Either the 1284p...
View ArticleRe: Help on sanguinolulu v1.3
The jumper is attached the whole time, I never took it out. Is there a way to fix the bootloader or is it considered dead? I'm still new to this, please bear with me =(
View ArticleRe: Connected Panelolu2 the wrong way
I found out why the printer wasn't connecting. Some pins on the socket were bend an the Atmega didn't have a good connection. I still have one problem to solve. Even with these new stepper drivers...
View ArticleRe: Connected Panelolu2 the wrong way
Tomin You can change axis directions in firmware or reverse the motor connector. Cheers Tony
View ArticleRe: Connected Panelolu2 the wrong way
I uploaded a new firmware. It seems that the stock firmware the Atmega had had some things wrong. Z-axis works great now and the (PLA) fan doesn't spin up in the beginning so that's fixed too....
View ArticleRe: Unable to get constant temperature control on my Sanguinololou
Hi, I'm using a sanguinololu with Marlin on a Prusa I3. It's a second hand fix-em-upper and I'm still trying to get it to work (having issues with temperature reporting now). I don't know the reason...
View ArticleDiagnozing Sanguinololu instructions?
Hi, I've got a second hand Reprap with one Sanguinololu which was reported by the previous owner as having a defect and it's replacement which may be having a problem (discussed here). I'd like to...
View ArticleRe: Help on sanguinolulu v1.3
You need aditional hardware to install a boot loader an avr programmer (alsos called a ISP) (or a second mega running the isp firmware) At this stage I would just buy a new 1284p chip with boot...
View ArticleRe: Problem with Temperature Sensor
Hello, I'm having a similar problem right now on both the thermistors. Did you manage to resolve it?
View Article