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#fpga

20 posts19 participants2 posts today
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@stman @patrislav I know, but #Helmholtz is an established research institution and they certainly need someone who can help them ontheir #FPGA-based systemsnto handle the sheer amount of data from their syncrotron particle accelerator ( @DESY ).

  • Think it's worth a shot given that being interviewed is already a huge step.

Plus I'm confident you'd rather want to work with an ethical employer doing science...

What github would I submit an issue to for an issue that affects the #GameGear #FPGA on the #analogue #pocket? Is there a "default" core that runs when you run it off cartridge that's different from if I load in an emu? Issue is in both, fwiw, so it has to be the FPGA (save corrupts it) not my cart or rom

Nobody seems familiar with my problem so maybe it only affects shining force, but it's 100% consistent and very frustrating

Just leaving this here for reasons.
```
for f in **/*.xdb; do
echo $f
KEY=$(openssl kdf -kdfopt digest:SHA1 -kdfopt pass:$(basename $f .xdb) -kdfopt hexsalt:68f40c2a59 -kdfopt iter:1 -keylen 32 PBKDF2 | sed -e 's/://g')
openssl aes-256-cbc -K $KEY -iv d750a6297358021ea094cc46f112cef3 -d -in $f | tail -c+65 > $f.xml
done
```

PC Engine/Turbografx (which supports the base system, CD-ROM² up to Arcade Card, and Supergrafx systems) core has been udpated on MiST and Sidi :ablobcatenjoy:

=== tgfx16_250306.rbf ===

Latest SRG320 commits :

VDC :

- Fix rendering for 7M resolution mode
- Fix timing of sprite evaluation

MiST: github.com/tdelage26/mist-bina

Sidi: github.com/tdelage26/SiDi-FPGA

Sitze nun im Zug (:wave: Hannover) und bin remote bei Anne Beamline eingeloggt und programmiere weiter am #FPGA rum.

Meine mobile Workstation steht oben auf unserem 3D-Röntgenmikroskop; die vom Ingenieur steht unten auf dem Fußboden, er macht vom Institut aus Interferometer-Messungen.

Dabei schauen wir beide auf den gleichen Motor, stzrot: die Rotation für die #Röntgentomographie.

Алгоритм межкадровой разности на FPGA стереокамере

В этой статье я расскажу о продолжении работы над своим проектом стереокамеры на базе FPGA Gowin. В последней версии я добавил блок расчета попиксельной межкадровой разницы, используя встроенную в один корпус с FPGA SDR SDRAM память

habr.com/ru/articles/888408/

ХабрАлгоритм межкадровой разности на FPGA стереокамереВ этой статье я расскажу о продолжении работы над своим проектом стереокамеры на базе FPGA Gowin. В последней версии я добавил блок расчета попиксельной межкадровой разницы, используя встроенную в...
#fpga#gowin#openmv

Der #FPGA lief gut durch, ∃ Logdatei mit 29.385.185 Zeilen.

Die erste Spalte soll einfach nur hochzählen (wenn Zahlen fehlen = Fehler).

awk '{print $1-NR;}' tomotrg25.log | sort -n | uniq -c

… zieht von der Zahl in der ersten Spalte ($1) die Zeilennummer (NR = number of records) ab, dann wird sortiert, dann werden identische Zeilen zusammengefasst/gezählt.

Weil die Werte tatsächlich aufsteigend sind: $1-NR = const und diese Konstante kommt 29385185 mal vor 🥳

#Linux#awk#sort

Gee! #apicula learned how to feed frequency to PLL input from CLKDIV2 frequency divider!😜

The difficulty was that the CLKDIV2 is not capable of feeding a signal to general purpose wires and special wires for high frequency clocks had to be dealt with. (demonstrating this is very difficult btw)🤣

Currently working on fixing this: github.com/zerkman/zest/issues

Precise timing comparisons with the real hardware led me to figure out that that the wrong timing in colour palette changes wrt. the actual pixel output is caused by missing intermediate registers at the output of the shifter. Fixing this solved the wrong colours issue, but led to pixel shifting showing that the current state of video signal generation is wrong. This part also needs fixing.

#zeST#Atari#AtariST

ok, after much hassle I managed to get an SPI Peripheral working in VHDL on my FPGA.
It receives 32 bits, and sends it back the next time it receives data.
It felt way more complicated than it needed to be, not sure why. But then everyday is a school day.
#FPGA