Geeetech

[quote=William post_id=81332 time=1509957166 user_id=51382]
You should uploading your firmware by Arduino IDE 1.0.1, refer to this link:
http://www.geeetech.com/forum/viewtopic.php?f=20&t=16433
[/quote]

I've tried following those instructions, but I still got sync errors. Now I need to know how to ...

[quote=William post_id=81293 time=1509605392 user_id=51382]
You can modify the Z steps/mm via LCD.
LCD->Control->motion->Z steps/mm ;
After changing the value, you need to store memory.
LCD->Control->Store memory
Then re-start your printer.
[/quote]

There is no "Store memory" option available ...

After having tried and failed to flash the firmware for my Sanguinololu board, I'm running out of options and have decided it might help to re-burn the bootloader. I've tried the normal method in Arduino IDE 1.8.3 using an Arduino UNO as an ISP, but now when I try to flash the firmware I get ...

[quote=Ddman114 post_id=77004 time=1504044482 user_id=60662]
Someone help! every time i try to upload the firmware i get the error
avrdude stk500_getsync() not in sync resp=0x00
i cant find a solution
[/quote]

Same here. Been trying to solve it for days with no luck.

I've got a Geeetech Prusa i3 pro with the Sanguinololu 1.3a board on it. For whatever reason I can't flash the firmware. I simply get a sync error whenever I try to flash it. I've replaced the lead screws, so I need to flash the firmware to calibrate the zsteps since it also wont accept an M500 ...

I've got a Geeetech Prusa i3 pro with the Sanguinololu 1.3a board on it. For whatever reason I can't flash the firmware. I simply get a sync error whenever I try to flash it. I've replaced the lead screws, so I need to flash the firmware to calibrate the zsteps since it also wont accept an M500 ...