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The HBM stacks are on-package for these parts, so you don't have to use any external I/O to interface with them.

You end up with a similar challenge accessing that much bandwidth internally from your FPGA logic though, it looks like the Xilinx HBM IP presents a set of 16 or 32 separate AXI interfaces, each of which gives you about 14.4GB/s of bandwidth (https://docs.amd.com/r/en-US/pg276-axi-hbm/Introduction).


PTP is a great choice when you need your time-sync to leave the software domain, for instance, locking an external PLL for frequency and phase aligned clocks.

PTP enabled MAC's and PHY's usually have a dedicated hardware output for a PPS (pulse-per-second) or faster clock, generated directly from the hardware PTP counters.

In the video world, we get great results synchronizing software events with NTP, but whenever you jump to a physical interface (DisplayPort, HDMI, SDI, etc.), NTP-based clocks are far too jittery.

I've seen some work using the PTP hardware in the MAC with the NTP protocol, a sort of hybrid approach, but don't have any first hand experience.


Alcorn McBride Inc. | Full-Time | Orlando, FL | Onsite | http://www.alcorn.com Software Engineer, Design Engineer

We develop audio, video, and show control systems for themed entertainment. You'll find our equipment in the world's biggest theme parks, museums, and attractions.

The hardware (down to the PCB), firmware (from FPGA's to RTOS's), and software (C++/Qt) are all engineered in house. We're looking to hire great engineers with any mix of experience in FPGA's, embedded systems, and desktop application development.

It's amazing to see the things our creative customers do with our products, and it's exciting to work on next-generation tools and hardware to enable our customers to create the "next-big-thing".

If you'd like to chat about it, my contact info is in my profile. For more details and to apply, you can check out the job listings on our website: https://alcorn.com/about/careers/


Alcorn McBride Inc. | Full-Time | Orlando, FL | Onsite | http://www.alcorn.com

Software Engineer, Design Engineer

We develop audio, video, and show control systems for themed entertainment. You'll find our equipment in the world's biggest theme parks, museums, and attractions.

The hardware (down to the PCB), firmware (from FPGA's to RTOS's), and software (C++/Qt) are all engineered in house. We're looking to hire great engineers with any mix of experience in FPGA's, embedded systems, and desktop application development.

It's amazing to see the things our creative customers do with our products, and it's exciting to work on next-generation tools and hardware to enable our customers to create the "next-big-thing".

If you'd like to chat about it, my contact info is in my profile. For more details and to apply, you can check out the job listings on our website: https://alcorn.com/about/careers/


Cover letters might get lost in the HR departments of larger companies, but they're incredibly useful to me when sorting through applications at a small company.

Especially for entry level positions, a well-written cover letter is a much stronger positive signal than a bullet point style resume. Far too often the resume is a regurgitation of university class projects and career center templates.

Think of it like a pre-interview, but you get to choose the questions. Since most entry-level resumes look the same, this is your chance to explain why you stand out. (a passion for the industry, strong open-source contributions, etc)

If the position isn't entry level, my advice is the same. Use the opportunity to stand out and score the interview ( which is where the actual decisions will get made). At a small company, someone will read it.


I find it funny that we have completely reversed methodologies on hiring. If someone gave me a resume with bullet point skills as the first thing on the resume, I would be impressed. Though you can't have too much or too little of any of these elements.

That is interesting. We are seeking the best way to do something, but we are forgetting that people, the interviewers are all different, looking for arbitrarily (but defendable) different things..

Far as new grads. When I got my first job, I did list my class projects, but I focused more on the internships I had had (3 by that point), as well as my freelancing, and the work with open source 3d printers. If a new grad only has projects that would be a red flag.


I like the compromise. A clear definition of background + what they want out of a new role. If they are specifically targeting my company, I want to know that and why ("In a prior role I was a financial analyst. I then went to college to study computer science" will get a very different level of interest for specific roles from me than "I went to college and studied computer science").


These are my feelings exactly. I run a small, all-remote web company with six developers. When I'm hiring, I'm looking at least 80% at cover letter, 20% at resume. And even that 20 is mostly just to make sure they have the basic competence to put together a resume, and to check experience and education to get an idea of salary range. Most of the decision to interview is based on cover letter and the answer to our fizzbuzz-style application question. (And then all of the decision on whether to hire is based on a series of realistic coding assignments, designed to mimic the kind of work that would be done on the job, each graded against a defined rubric.)

Regarding cover letter advice, the main thing I would suggest is to try and demonstrate that you're aware of what the company does, and specifically interested in that position. Cover letters where you've just copy/pasted the name of the company and the position, then inserted a few relevant points, are painfully easy to spot. Far more effective is a letter that is really focused around your fit for that specific position. And, at least for me, it's a plus if you also clearly acknowledge anything that would be considered a weakness (lack of specific experience for instance,) and then make the case for why you would be a good choice regardless. Once again, this demonstrates you've thought about the company's specific needs and how you will address them.

Finally, be aware of who you're writing to. If possible, try to get a sense of the company culture before writing the letter, and tailor your style to fit. If you know the company you're applying to is small and/or relatively informal (and possibly even regardless), you can stand out from all the generic letters by allowing a bit of personality to come through.


Granted I just talked down cover letters in a sibling post but I completely agree with your second paragraph. When I apply I do create a cover letter but that letter is completely bespoke and totally oriented at that specific position. If I don't know enough about the company or position to do this, that's a sign that I shouldn't be applying in the first place.


I agree. I want the resume to be bullet lists but the cover letter to explain why they are a match.

I also see it as a filter on effort. If the applicant doesn’t care enough to make sure I know why they are a good fit, do they really care about the job?

In my experience, only checking off checkboxes rarely leads to the correct match.


I review a lot of resumes and I see very few cover letters. Early on when I'd get one it'd get me excited and I'd make sure to read it. Then I realized that 99% of the few cover letters I received were so paint by numbers that it just wasn't worth my time. So now I don't read them. I understand that there's some tiny fraction of applications with a genuine, heartfelt, quality cover letter that I'm missing, but that's such a small number I'm ok with it.


When I spot a resume I like, I then read/look for the cover letter. I imagine you do the same. So there is probably some value in writing a decent cover letter at the very least.


Given that the Amazon cloud is such a huge consumer of Intel's X86 processors, even using Amazon-tailored Xeon's, it's surprising that Amazon chose Xilinx over the Intel-owned Altera.

These Xilinx 16nm Virtex FPGA's are beasts, but Altera has some compelling choices as well. Perhaps some of the hardened IP in the Xilinx tipped the scales, such as the H.265 encode/decode, 100G EMAC, PCI-E Gen 4?


Stratix10 (the large, Intel 14nm family) was delayed, delayed, delayed, and delayed some more. Last I heard it was supposed to be in high-prio customer hands by end of 2016, but unclear if that meant "more eng samples" or the actual, final production parts. Either way Xilinx beat them to market by approx 3-6 months AFAICT.


You aren't alone.

The 840 and 840EVO were Samsung's first drives using 19nm planar TLC flash. With TLC flash they were storing 4 bits per flash cell, which at that small process size gave all sorts of trouble with old, stale data. It was a pretty well documented problem: http://www.anandtech.com/show/8997/samsung-releases-statemen...

The newer Samsung TLC drives use V-NAND, which supposedly has lower cell-to-cell interference due to the larger process size and 3D structure: http://www.samsung.com/global/business/semiconductor/html/pr...

Samsung has some firmware updates and software utilities that should be able to restore the performance of your SSD's.


Alcorn McBride | Full-Time | Orlando, FL | http://www.alcorn.com

Software Engineer

We develop audio, video, lighting, and show control systems for themed entertainment. You'll find our equipment in the world's biggest theme parks, museums, and attractions. We're looking for someone to develop and maintain MS Windows Based GUI applications for the programming, configuration, and control of our hardware products used in the themed entertainment industry.

It's amazing to see the things our creative customers do with our equipment, and it's exciting to work on next-generation tools and hardware to enable our customers to create the "next-big-thing". You'll wear a lot of hats, but your primary focus will be on our desktop software applications. If you'd like to chat about it, my contact info is in my profile.

For more details and to apply, you can check out the job listing on our website: http://alcorn.com/alcorn-mcbride-jobs/


Many of the same manufacturers supporting CarPlay have already committed to Android support as well (http://www.openautoalliance.net/#press). I would imagine that Apple building on top of QNX allows for the car manufacturers to standardize on a single hardware platform across all mobile integrations.

I doubt that Apple could announce so many automotive partners if the system was completely Apple proprietary, due to both time and flexibility.


Alcorn McBride | Full-Time | Orlando, FL

Hardware/Software Design Engineer

We develop audio, video, lighting, and show control systems for themed entertainment. You'll find our equipment in the world's biggest theme parks, museums, and attractions. We're looking for someone with general knowledge of Digital Video technology and Video Compression. RTOS/Embedded software experience is ideal.

It's amazing to see the things our creative customers do with our equipment, and it's exciting to work on next-generation tools and hardware to enable our customers to create the "next-big-thing". You'll wear a lot of hats(today I'm bouncing between debugging a PC application and working on an FPGA design), but your primary focus will be on our video products. If you'd like to chat about it, my contact info is in my profile.

For more details and to apply, you can check out the job listing on our website: http://alcorn.com/alcorn-mcbride-jobs/


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