I discovered that too. Seems that the TTL NTSC means NTSC analog output=20 with TTL serial control. I'll need to figure out how fast that ADC would need to be. I now see JPEG camera modules... I need to figure out the protocol for that= .. Cheers, -Neil. On 3/7/2018 11:00 PM, Jean-Paul Louis wrote: > Neil, > That camera has only analog output, so you will need a fast ADC to record= it. > > > >> On Mar 7, 2018, at 9:22 PM, Neil wrote: >> >> I want to record video of at least 1.0MP to SSD (or other memory) for >> about 3-5 minutes. 15FPS is fine. But I really want to avoid SBCs >> because of the OS (and more specifically the boot time), so wondering >> what it would take to do this with a microcontroller. >> I'm looking at camera modules similar to this... >> https://www.aliexpress.com/item/600TVL-1-4-1-8mm-CMOS-FPV-170-Degree-Wid= e-Angle-Lens-Camera-PAL-NTSC-image/32570417705.html >> >> I believe (haven't yet found a clear answer) that these cameras do 24 >> bpp (Is this correct?), and if so I'd need 1 MP x 3 bytes x 60 secs x 5 >> mins =3D 900 MB to store raw data. >> That's no prob with an SD card, but I expect bandwidth will be an issue, >> so I'd need to compress it. This is where I draw a blank... what does >> it take to compress video? >> >> I'm clueless on video, so wondering if a microcontroller (say PIC32 or >> ARM) would be able to accept TTL NTSC video at this rate and compress >> it, and then store it. Or is there a specialized processor I can use to >> accept the NTSC video stream and store it to SD? >> Should I use some other protocol other than NTSC for this perhaps? >> >> Cheers, >> -Neil. >> >> --=20 >> http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive >> View/change your membership options at >> http://mailman.mit.edu/mailman/listinfo/piclist > Just my $0.02, > > Jean-Paul > N1JPL > > > > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .