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Last Activity: Thu, 23rd May '13 5:21am
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- About Blackthorne TA
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- San Pedro, CA, USA
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- SW Engineer
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- Male
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Latest Blog Entry
For the enclosure I used the same fiber board you saw in the previous pictures where the clock PCB was mounted. I didn't use any CAD software to design the parts; I just freehanded drawings and made some measurements on the final article to get dimensions that would fit. Then I used a hot glue gun to glue the fiber board parts together.
For the face, I cut a piece of 8"x10" 3/32" thick glass down to a size that would slip in front of the clock face PCB and the fiber...
For the face, I cut a piece of 8"x10" 3/32" thick glass down to a size that would slip in front of the clock face PCB and the fiber...
Here are a few pictures of the PCBs (the main clock and the clock face) populated with the components prior to assembling the whole thing into an enclosure.
Here's a picture of the main clock PCB from what is the bottom. The receptacle in the upper right is for the 5 volt power connector. The two connectors on the bottom are where the clock face will connect.
The red wires aren't technically needed, but one was a mistake (forgot I had put a via underneath the through-hole...
Here's a picture of the main clock PCB from what is the bottom. The receptacle in the upper right is for the 5 volt power connector. The two connectors on the bottom are where the clock face will connect.
The red wires aren't technically needed, but one was a mistake (forgot I had put a via underneath the through-hole...
Now that the designs were complete, it was time to fabricate it, starting with etching the PCB designs onto real copper-clad PCB boards.
As last time I used the PCB Fab in a Box toner transfer method.
The first step is to print the PCB designs using a laser printer onto special paper that has a water-soluble coating. Then use a laminator to fuse the exposed toner to the copper-clad board and dunk it into water to release the original paper, leaving just the toner image...
As last time I used the PCB Fab in a Box toner transfer method.
The first step is to print the PCB designs using a laser printer onto special paper that has a water-soluble coating. Then use a laminator to fuse the exposed toner to the copper-clad board and dunk it into water to release the original paper, leaving just the toner image...
Once the circuit design is complete as seen in the last blog entry, the designs for the Printed Circuit Boards needs to be done. As before I used DipTrace to transform the schematics (also done in DipTrace) into PCB traces.
Again I was limited to two-sided PCBs since I wanted to make the boards myself. In fact, I wanted to use a single-sided board for the clock face since I had more unused single-sided available, but could not accomplish that (too many line crossing everywhere)....
Again I was limited to two-sided PCBs since I wanted to make the boards myself. In fact, I wanted to use a single-sided board for the clock face since I had more unused single-sided available, but could not accomplish that (too many line crossing everywhere)....
The schematics for this project are much simpler than the USB DSO since there are really only three main components then a bunch of LEDs and a few connectors.
Here is the main schematic that includes everything but the clock face LEDs:
The brains are in the SoC labelled U3 which is the Cypress CY7C63823-SXC. It connects to the majority of the rest of the design since it is what is doing all of the controlling...
Here is the main schematic that includes everything but the clock face LEDs:
The brains are in the SoC labelled U3 which is the Cypress CY7C63823-SXC. It connects to the majority of the rest of the design since it is what is doing all of the controlling...
Recent Comments
Ah! The old Magic 8-Ball...
All signs point to YES!...
I've heard "Once...
You know what they say......
Yeah the bare fiber...














BAD idea

have you got the trial or the complete version of the creature creator? I've made a fair few things until Salamander decided to see if he could make all the pokémon...
