techtravels.org

inital results on error correction

While I have yet to actually implement the full-scale error correction as I want to, I did some manual tests today. I basically took a track that I was erroring out on, and swapped in 1-bit away values for the bad bytes.  In some cases, it appeared...

Latest articles

Magiquest at Myrtle Beach

I just got back from a week in Myrtle Beach, South Carolina. Not my ideal vacation spot, but it was half business, so why not make the other half pleasure?! In a shopping area called Broadway at the Beach, there was a...

ISSI memory chip mounted

So I can’t believe how freakin’ tiny those pins are coming off the memory chip.  The pads on the surfboard were huge by comparison.  I actually thought there was a manufacturing defect on the memory chip and...

left-justified DAC problems continue

Here you see the analog sound waveform coming out of the DAC at the top in yellow. I think I’m getting closer……I switched from the I2S DAC to a left-justified DAC just because the LJ one is a little...

Anatomy of a flux transition

I wanted to put up an image that displays an actual flux transition pulse coming off an amiga floppy disk whose data was encoded in MFM.

CLICK ON THE IMAGE TO DISPLAY A FULL RES VERSION.

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...

Intronix LA1034

I’m seriously looking at the Intronix LA1034 logic analyzer. It’s a USB PC-based logic analyzer.  34 channels, samples up to 500mhz, and has nice trigger options, etc.  I’ve downloaded the software...

thinking about cross-platform support

To make this accessible to everyone, I’d really like to add support for more than just Windows.  I thought that Java would be my ticket to freedom here, but that is turning sour real fast. From what I’m able...