• June 4, 2023

Notes: Addressing 27C512 EPROM for C64

This tries to explain how to use newer 27C512 EPROMs used with the Commodore 64. The EPROM chips are programmed with at various memory locations. The one for this post holds up to 512 Kilobits of information (arranged in 64K x 8). The memory location are called out by using a 16 digit binary number.…

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Notes: Floppy drive information

To have the 5-1/4 floppy disk drive to work with HD formatted disks, here were the jumpers that need changed. This is a Newtronics / Mitsumi Model D509V3 Floppy drive for 5.25″ disks. This drive works with the Feather & Greaseweazle project hardware and software. I was trying to capture flux images on some of…

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Chevy Volt – One+ Year of Data

Analysis of a 2014 Chevy Volt.  The 2004 Impala didn’t quite look good parked in the lot next to the BMWs, Teslas, and Range Rovers… I changed jobs.  No longer at a university, it was time to upgrade to a vehicle that had a higher reliability (newer) and didn’t have quite so many rusty spots. …

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2016 – Year End Economic Review

Data Log Everything… 2016 ended and we now review how the savings & spending went.  Like any stereotypical older millennial, borderline traditionalist, that experienced an economic crash, we save as much as possible and try to spend in the most responsible method imaginable.  This means not living on my own, avoiding a car loan payment…

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Fuel Tracking – 2016 – End of Year

Three months into winter up here in the North and the MPG takes a dive! All 2016 data is based on a highway commute averaging 2,468 ± 247 miles per month.  This was done over the same stretch of highway, in the same 2004 V6 Impala LS, with the same driver, at about the same times each day.…

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3D Printing – Settings, Photos, Problems

With more than expected traffic on the 3D printer setup and instructions… a few comments that might help. PROBLEM: Leak in printer nozzle The printer nozzle initially leaked melted plastic through the threads and later broke when I tried to tighten it… (while it was hot).  If you look at the last photo in the build instructions,…

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