Search found 62 matches

by evomotors
Mon Oct 17, 2016 10:57 pm
Forum: 3DP printing
Topic: Hacking the HP45
Replies: 749
Views: 2890896

Re: Hacking the HP45

So the only use for the HP45 is 3DP of halftone printing/plotting? I was kind of hopping to try to CMYK printing, but according to you it wont be possible...
by evomotors
Mon Oct 17, 2016 4:38 pm
Forum: 3DP printing
Topic: Hacking the HP45
Replies: 749
Views: 2890896

Re: Hacking the HP45

So you fire each nozzle only ones per pixel?
by evomotors
Mon Oct 17, 2016 3:00 am
Forum: 3DP printing
Topic: Hacking the HP45
Replies: 749
Views: 2890896

Re: Hacking the HP45

That looks really good!
How many times you fire nozzle for each pixel in this test? I'm asking because I'm also interested in the grayscale.
by evomotors
Thu Oct 13, 2016 7:08 pm
Forum: 3DP printing
Topic: Hacking the HP45
Replies: 749
Views: 2890896

Re: Hacking the HP45

Why do you think so many nozzles got broken?
by evomotors
Wed Oct 12, 2016 11:05 pm
Forum: 3DP printing
Topic: Hacking the HP45
Replies: 749
Views: 2890896

Re: Hacking the HP45

Is there enough pins on it to connect to HP45 break-out PCB and have full duplex SPI communication?

EDIT:
I realize that the Teensy 3.6 is an overkill, but it's small and reasonably priced.
by evomotors
Wed Oct 12, 2016 7:36 pm
Forum: 3DP printing
Topic: Hacking the HP45
Replies: 749
Views: 2890896

Re: Hacking the HP45

@dragonator - is it smaller than your breakout PCB for HP45?
by evomotors
Wed Oct 12, 2016 7:25 pm
Forum: 3DP printing
Topic: Hacking the HP45
Replies: 749
Views: 2890896

Re: Hacking the HP45

@dragonator - Looks like Teensy 3.6 is available on adafruit.com for $29.95 a pop

here is direct link
https://www.adafruit.com/products/3266? ... AkOz8P8HAQ
by evomotors
Tue Oct 11, 2016 7:02 pm
Forum: Props in progress
Topic: The T60 power armor
Replies: 30
Views: 113769

Re: The T60 power armor

@dragonator -What is the maximum print size will be? I never owned anything than Delta type printers. In-fact I just finished build of my second full sized Kossel type printer with maximum of 300 mm diameter and 300 mm height print size. Third party 32 bit cortex controller board with touch screen, ...
by evomotors
Tue Oct 11, 2016 3:58 pm
Forum: 3DP printing
Topic: BrundleFab - a powder thermal fusion printer
Replies: 13
Views: 38231

Re: BrundleFab - a powder thermal fusion printer

It could be interesting to try to use laser instead of halogen light bulb to fuse the powder. I wonder if anyone tried to do so.
by evomotors
Tue Oct 11, 2016 3:22 pm
Forum: 3DP printing
Topic: Hacking the HP45
Replies: 749
Views: 2890896

Re: Hacking the HP45

If you do want to chain 4 V1.01's. You can do it with 26 digital pins. Only the primitive clear and clock need to be separate for each controller. All other pins can be shared, if at the potential cost of some speed This approach should work fine. The only issue that I won't be able to print more t...