Search found 87 matches

by MAsic12345
Sun Sep 29, 2019 2:27 pm
Forum: 3DP printing
Topic: Hacking cartridge HP 84/85
Replies: 148
Views: 32807

Re: Hacking cartridge HP 84/85

Sadly, I do not know how to write a whole port directly yet. I did dig a little on the forum and the pages, but came up empty. Teensy 4.0 is still rolling out, and not all libraries and functions are completed. maybe you know who you can contact in order to find out how fast are we can switch pins ...
by MAsic12345
Wed Sep 25, 2019 6:19 pm
Forum: 3DP printing
Topic: Hacking cartridge HP 84/85
Replies: 148
Views: 32807

Re: Hacking cartridge HP 84/85

Dear friends i got Teensy 4.0
and don’t know how to communicate with ports
syntax that worked on Teensy 3.6 does not work

Someone can tell where I can find information
by ports for Teensy 4.0 thanks in advance
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_DSC1610.jpg (258.81 KiB) Viewed 464 times
by MAsic12345
Tue Sep 03, 2019 7:29 am
Forum: 3DP printing
Topic: Hacking cartridge HP 84/85
Replies: 148
Views: 32807

Re: Hacking cartridge HP 84/85

dragonator wrote:
Tue Sep 03, 2019 5:37 am
In the Netherlands there are several resellers that carry them as well. I usually buy them there.
have a page?
by MAsic12345
Mon Sep 02, 2019 8:14 am
Forum: 3DP printing
Topic: Hacking cartridge HP 84/85
Replies: 148
Views: 32807

Re: Hacking cartridge HP 84/85

By the way, someone faced such a problem I ordered teensy 4.0 made an order on the official website registered the order for mail confirmation came (that the order is accepted) but the money was not taken from the card and received no answer ordered to Poland who knows what it is connected with or w...
by MAsic12345
Mon Sep 02, 2019 8:04 am
Forum: 3DP printing
Topic: Hacking cartridge HP 84/85
Replies: 148
Views: 32807

Re: Hacking cartridge HP 84/85

I checked everything 10 times, even the engine connected it turns out it is controlled by a PWM signal Voltages measured with an oscilloscope accuracy plus minus 10 millivolts Would it make sense to create a single page that sums up all findings, including a level of confidence? Is a forum a good p...
by MAsic12345
Thu Aug 29, 2019 11:47 am
Forum: 3DP printing
Topic: Hacking cartridge HP 84/85
Replies: 148
Views: 32807

Re: Hacking cartridge HP 84/85

Well, I'll throw off the latest data that I received This program is my analyzer will be needed to open the data that i'll send http://www.qdkingst.com/en/download here is the link to the archive will open in PDF but if you download it will download ZIP https://drive.google.com/open?id=1kx69KI7LgNcP...
by MAsic12345
Fri Aug 23, 2019 10:52 am
Forum: 3DP printing
Topic: Hacking cartridge HP 84/85
Replies: 148
Views: 32807

Re: Hacking cartridge HP 84/85

dragonator wrote:
Sun May 19, 2019 8:41 am
There are a few ways to do this on a Teensy.

But can this be done with timers on Teensy3.6?
by MAsic12345
Fri May 17, 2019 8:09 am
Forum: 3DP printing
Topic: Hacking cartridge HP 84/85
Replies: 148
Views: 32807

Re: Hacking cartridge HP 84/85

question for experts
How can I make simultaneous control of pins in teense and give a different signal on pins simultaneously?
or where can i read about this
by MAsic12345
Sun Apr 28, 2019 7:54 pm
Forum: 3DP printing
Topic: Hacking cartridge HP 84/85
Replies: 148
Views: 32807

Re: Hacking cartridge HP 84/85

Here came across an interesting little thing when scanning I noticed that the signal that is fed to the head during the first pass of the carriage is clear and can be disassembled, On another pass of the printhead carriage the signal is already strange and not intelligible Maybe someone knows what i...