Author Archives: ceneblock

Driving a 7-segment Display with a Shift Register (74HC595)

I had a post a while back about driving a 7-segment display with an Arduino. Well, as you may recall, that took a lot of pins, 8 in fact. What if we could reduce that by 3? What if we … Continue reading

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2019/02/03 Updates!

It’s been a while and boy does the new WordPress layout stinks (v5). It looks like it was designed for mobile interfaces… Anyway, there are some weird things going on with the site, as some of you may have noticed … Continue reading

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Reading analog values over I2C

So I’m back again with another I2C device made by NXP. My last one did I2C to SPI, but we’re here to do ADC. Now, if you’re the average Arduino user, then you have 6 ADC ports on your Uno, … Continue reading

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TV Time! On the go! Part 1

Not too long ago, YouTube recommended this video to me about hacking a Sony Watchman: I thought that was pretty neat and wondered what I could do with one, so I was able to pick one up for like $20, … Continue reading

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Sennheiser HD 58X Jubilee Review via @Massdrop

Thanks to @PhillyD, I was told of a pair of Sennheiser headphones was available on Massdrop. They just came in and I thought I’d give my initial thoughts. Now, if you want the fancy technical specs, then please see Head-Fi’s … Continue reading

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Catching up with the P8284A (quickie)

I have a few secret projects I’ve been working on, but a quick thing that I can show is how to make a working clock with a P8284A (Here is the datasheet) This chip was used for generating the clock … Continue reading

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Arduino I2C to SPI with SC18IS602B

I’m going to be doing some neat things with an STM32F030 and since it’s a limited pin number, I want to maximize my pins and I want to make it somewhat expandable\hackable, so because of this, almost everything is going … Continue reading

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Foie Gras Mr. President?

Today was the day that many of us Americans had been waiting for: the big US-Russia summit in Helsinki, Finland. This came off of a gaffe filled week while in the UK where the President insulted U.K. Prime Minister Theresa … Continue reading

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Seven Segment (Common ANODE) on Arduino

It feels like forever since I’ve posted! However, I have a very small post for beginners. We’re going to use an Arduino to drive a single digit seven segment display. Why something so simple? So this way we can build … Continue reading

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Follow up to the Z08671-BASIC

Not too long ago, I talked about making a 6 chip basic computer with z8671. I did finally do a layout and I’m going to have the board made by JLCPCB to see how they are. I was recommended them … Continue reading

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