As many of you know, I maintain a comparison page of sub$1000 logic analyzers here. I previously owned both a LogicPort and a Saleae Logic unit. I just received in the mail an IKALOGIC Scanalogic-2 PRO logic analyzer. ...
Archive - 2012
progress on amiga vsc made this weekend, VSYNC problem persists
Worked on the Amiga VSC this past weekend at Notacon with my super smart friend Brian P. We made some progress, including eliminating all but the smallest HSYNC related bugs. There is still a problem that is haunting...
Cause of most of my noise is likely a sample error
I haven’t put much time lately into the amiga VSC but I put in a little tonight. I’ve got the image cleaner than it has been, but there is still noise on the left hand side, and a left-center band of...
Video artifacts present in scan doubled video
I uploaded a video to youtube that shows some video artifacts happening with the scan doubled video. The entire video shakes as if interlaced, but it’s not. Original res 320×200(15.7khz), doubled to...
Removed the black bar, amiga VSC is starting to work much better
Here’s a screen shot of the amiga vsc in action. As you can see, there’s been much improvement from the last session. Even though I am now passing the amiga’s VSYNC through the FPGA to the monitor, I...
Getting closer….
So a few versions later, trying some different failed attempts, I am finally starting to get a little closer. Here’s the best video I’ve got so far, but my image is still scrolling. If I can fix the...
Yay! Initial shots from the VSC!
So I got everything hooked up tonight, and the good news is that I have definitely made some progress! It appears to work, although the video is currently scrolling with multiple video problems, but I definitely have...
finally got some work into the VSC
Ok, so I’ve finally got some work done on this tonight. I’ve decided to go to a 4-line buffer system because it’s a more round number than 3 — makes everything easier to deal with. I’ve...