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Nikon D100 aperture control unit repair
A couple of months ago I managed to find a used DSLR body for a very good price at a local flea market. I had been thinking of getting a proper DSLR for some time now (so far I’ve been using a “bridge” camera, the Fujifilm S9500), so for only £30 it was worth theContinue reading “Nikon D100 aperture control unit repair”
Record player modification
A few weeks ago I bought a record player for a few quid at the local flea market. Even though we already have a nice vintage Marconi record player that’s in great shape and sounds fine, it has two disadvantages: 1) There are no external connectors, so all the sound comes from the built-in speaker.Continue reading “Record player modification”
Using the DMA controller on STM32F4
A little while ago I got one of the fairly common “Nokia 5110” LCD modules, a 84×48 b/w graphic LCD screen, thinking it would be handy to have in current or future projects. One of the things I especially like about this module is that it is using a serial protocol (SPI) to send dataContinue reading “Using the DMA controller on STM32F4”
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