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

New SRAM PCB is being built

So up to two SRAMs can be installed on this tiny 2″ x 2″ board. To the right is the connector, and the SRAMs are on the left. With current SRAM sizes, you can install 32-megabit SRAMs. That’s 4...

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...

inpout32.dll vs WinIo

From a previous post, I mentioned WinIo as a nice way of accessing the parallel port from win2k. However, it was slow. The authors said, “I should be using MapPhystoLin() anyways”, whenever I asked about...