Search found 3 matches

by rogerclark
Wed Feb 12, 2020 2:01 am
Forum: Projects
Topic: STM32 in Ham Radio
Replies: 3
Views: 402

Re: STM32 in Ham Radio

Most MMDVM Hotspots use STM32F103's in them. https://github.com/juribeparada/MMDVM_HS The MCHF . HF SDR transceiver uses the STM32F4 https://github.com/df8oe/UHSDR Most of the TYT hand held VHF/UHF transceivers, like the TYT MD-380 use the STM32F4. There isn't fully open source firmware for this, bu...
by rogerclark
Thu Jan 23, 2020 1:02 am
Forum: USB bootloader
Topic: A recently introducued bug in the bootloader has now been fixed
Replies: 0
Views: 731

A recently introducued bug in the bootloader has now been fixed

I accidentally introduced a bug while manually merging a load a changes a few weeks ago, which prevented the bootloader holding in DFU mode if Boot1 (or whatever is defined as the button pin) was held high. I've now fixed the problem and I've also added the "fastboot" version of the "generic pc13" b...
by rogerclark
Fri Dec 20, 2019 3:36 am
Forum: Custom design boards
Topic: Bluepill F4 board, anyone still working on it?
Replies: 80
Views: 4536

Re: Bluepill F4 board, anyone still working on it?

Hi Guys Frederic sent me a link to the new site I bought one of those F411 boards a few weeks ago, for a project which needed more CPU power https://www.aliexpress.com/item/4000103610226.html The board looks OK, and is slightly smaller than the BluePill But I don't know if it works, as I've been too...

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