Search found 4 matches

by profdc9
Fri Mar 20, 2020 2:30 pm
Forum: Projects
Topic: ParanoiaBox and NTSC libraries
Replies: 1
Views: 72

ParanoiaBox and NTSC libraries

Hello, I have designed and built the ParanoiaBox, a device for embedded encryption. You connect a keyboard, TV screen, and then you can compose and encrypt messages that are transferred using SD cards. You can find the software and hardware at There are also N...
by profdc9
Wed Mar 11, 2020 8:29 pm
Forum: Projects
Topic: Do-it-yourself Bluepill PCB
Replies: 2
Views: 155

Do-it-yourself Bluepill PCB

Because of the proliferation of fakes of the STM32F103C8T6 going around, I made a PCB you can use if you want to roll your own. Of course, you could always buy a fake and lift swap the fake for a real part, but this board is made of more durable components. It uses very easily sourceable 0805 SMT pa...
by profdc9
Sun Mar 08, 2020 11:30 pm
Forum: Projects
Topic: My STM32 Bluepill projects
Replies: 0
Views: 189

My STM32 Bluepill projects

Since this is a new stm32duino, I thought I would talk about the projects I've developed, so far with Roger's core Theremin A theremin that has both pitch and volume control and digitally synthesizes the audio signal using an external DAC (MCP4921). Vector Netwo...
by profdc9
Sun Mar 08, 2020 11:23 pm
Forum: General discussion
Topic: Triggering DMA transfer using a Timer capture/compare
Replies: 2
Views: 140

Triggering DMA transfer using a Timer capture/compare

Hello, I am working on a TV output library for stm32duino (STM32F103CBT6 bluepill) for a project. The project is a monochrome character-based text output to a NTSC television (though it could probably be modified for PAL pretty easily). It is based on TNTSC

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