This is great, will the project be available for repeating? понедельник, 26 февраля 2024 г. в 11:12:05 UTC+2, paulvr:
> This is my first post in this forum and I would like to introduce you to > my version of the scope clock. Mainly inspired by the work of David Forbes > and Grahame Marsh. > The work is not finished yet, but I have reached a milestone for myself in > that all components are on one PCB and only one voltage source is required, > nm. 12 volts DC. > The high voltage is made using a standard Würth WE-flex transformer, plus > and minus 250 Volt. The filament voltage is provided by a buck and forward > converter and a standard Würth push-pull transformer (6.3 Volt to 600mA). > The MCU is an STM32G491, mainly chosen because of the integrated 12-bit > DACs. The image composition is completely DMA controlled and works > independently of the CPU, which therefore has a lot of time for other tasks. > The characters and graphic shapes are encoded as SVG path. > An ESP32 has been added to achieve the correct time according to the NTP. > Operation is entirely via a web server running on the ESP32. The software > is not finished, and not all functions work (work in progress). > The next step is to try out other CRT tubes and make a housing. > > Regards, > Paul[image: scope_clock_DG7_32_v0_5.jpg] > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to neonixie-l+unsubscr...@googlegroups.com. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/4da4320d-529c-4e11-a9cc-77f69c87f7a9n%40googlegroups.com.
