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0
votes
0answers
32 views

IEEE codes for GPS environmental constraints

the documentation format required as part of my design subject needs a constraint format that i cant find I'm looking for IEEE standard constraint number/codes/std for GPS environmental/landscape ...
0
votes
1answer
47 views

JEDEC Flash Command Set

I am attempting to use a SPI NOR flash memory IC that is said to support CFI (Common Flash Interface) and the JEDEC flash command set. This sounds great however I have been unable to find any ...
14
votes
7answers
1k views

What process do you use to ensure your PCB works on the first try? [closed]

What are the best practices for catching stupid mistakes vs more subtle ones? Do you run over a checklist of things for each design? If so, what kinds of things are on it? I'm interested in ...
1
vote
0answers
33 views

Does the Atmel Serial Bootloader support atmega8?

There seems to be a problem with my understanding of the Atmel Serial Bootloader User Guide. It only lists 9 suported microcontrollers (Table 1-1). The mega8, for example, has uart and ...
6
votes
5answers
402 views

Best practice for documenting ports / peripherals?

I've recently taken an interest in embedded development and am wondering how most people document their projects. For example: Each pin on PORTE is wired to ...
15
votes
5answers
2k views

How to Transition from “Basic” Microcontrollers to ARM Cortex?

I have many years of experience with 8-bit cores from various manufacturers - namely 8051, PIC, and AVR - and I now have a Cortex M0 to figure out. Specifically this one, but I hope we can be more ...
3
votes
1answer
211 views

Is there a correct way to document RoHS compliance?

I work for a small electrical engineering company. Our products are not presently RoHS, but we're planning to switch over. As best I can tell, this is a matter of ensuring that our individual ...
0
votes
1answer
95 views

Depicting Analog Signal Paths graphically

Is there a 'standard' way to depict analog signal pathways / chains that's simple, concise, and not too mathematical? I've been searching online, but can't seem to figure out what such a diagram is ...
36
votes
6answers
3k views

How do you document your hardware design decisions?

How do you document your hardware decisions in the design phase? How do you avoid having to ask yourself the following questions while reviewing an hardware design that you made in the past: Why did ...
0
votes
1answer
61 views

info for RTC module needed

I have this RTC module by MikroElektronika: I need a schematic and/or user manual but it's no longer on the MikroElektronika website. (There's a similarly looking PCB but it uses a different IC ...
0
votes
1answer
75 views

Translating SIMetrix/SIMPLIS help into other language [closed]

The SIMPLIS Periodic Operating Point (POP) analysis excels at finding the steady-state ON-OFF limit cycle of a stable periodic switching system. Couldn't you explain me the sense of the sentence ...
0
votes
1answer
674 views

TSL2591 sensor value calculation

I bought an TSL2591 breakout board and wanted to write driver for my board. After looking at the documentation, i found that i cannot calculate the illuminance value (in Lux) as their was algorithm ...
4
votes
1answer
651 views

Documentation generator for embedded C projects

I'm looking for the equivalent of what Javadoc is to Java and from that, a way to standardize code documentation. Is doxygen more common in this context. Are there built-in, IDE-dependent options? ...
0
votes
3answers
263 views

Any information on BLS, BLD, HU, etc connectors

There are a few similar types of connectors: BLS, BLD, HU, PHU. They are frequently encountered in electronic devices, but I couldn't find any information on them. Google only finds a bunch of places ...
2
votes
1answer
391 views

C Documentation for AVR Atmel Studio

I am new to AVR programming and have tried couple of tests on assembly language and were successful. However, I would like to try out programming in C with Atmel Studio. Could somebody tell me where ...
0
votes
2answers
72 views

Where to look for logic level of a circuit in the datasheet?

Whenever I pick a chip for my project, I run through the same chore: finding out if its logic levels match what I work with. Is it 5V? 3.3V? 1.3V? Or one of these that sources whatever level I apply ...
2
votes
1answer
346 views

Do we need the CE certification for test series in quantity of 100pcs

We are developing a multimedia application WiFi + Audio out + Mic Input + and few buttons), which we plan to produce in the number of 100 pieces and half of that sell to our aquaintances and the rest ...
0
votes
3answers
615 views

How to interface with LCD display - HYeLCD, HC20216NYU

I am trying to drive a small (20x2) LCD screen from a Parallax Propeller board/chip. Can't find a decent manual anywhere. This is the LCD: ...
8
votes
1answer
621 views

What are your best resources for winding custom transformers?

What are the best resources that you have found for winding custom transformers? prose, videos, forums, etc. I am looking for things more on the practical side rather than resources explaining the ...
1
vote
3answers
150 views

Is this capacitor 1.2volt or 5volt rated?

I am having trouble understanding this. The document says that this cap is rated at 5volt, but it says that it will break down above 1.2volts... Can someone please take a look and tell me what they ...
6
votes
2answers
3k views

Online guide to electronics [closed]

I had the luck to have someone who could explain everything to me, but most starting hobbyists don't have someone like that. Is there a guide available which covers all the basics, like formulas, ...
4
votes
2answers
730 views

Learning to read datasheets

As an electronics engineer, I understand one spends a lot of time understanding datasheets. I discovered the skill of reading datasheets is much more difficult than I expected. If anything, a ...
4
votes
2answers
258 views

What documentation should an engineer produce for communicating with other people?

Im soon to be developing a product on my own, for possible or sale or given away(open source as such). But I am struggling with the "internal" documentation that I should produce. What documentation ...
-3
votes
1answer
90 views

Documentation - Is documentation available in a downloadable pdf format? [closed]

Is documentation for Sigasi available in pdf document (so I can print it and cuddle up in a chair and read)?
8
votes
2answers
2k views

How make hardware documentation?

I'm building some slides for my class about how we should document the hardware we are developing. I'd like to list the documents we should make when building some hardware. I was inspired at UML ...
0
votes
2answers
173 views

Arduino Proto Shield Kit

I have this proto kit shield - to make the history short, I bought long time ago, didn't touch it and I "found it" back today. What I didn't find was a tutorial, assembly instructions or even a ...
3
votes
3answers
393 views

TI manual naming conventions?

Can anyone shed some light on the naming conventions used by Texas Instruments manuals/guides/documents. For example slaa490, slau337. Is there a pattern hidden? Anyway to tell, just by looking at the ...
0
votes
1answer
162 views

How to read this table in a datasheet

I'm trying to get the device ID out of dataflash memory using an mbed. I'm trying to understand this table that is in the documentation for the memory. I understand that ABh, 90h, and 9Fh are the ...
0
votes
2answers
107 views

Where can I find good documentation about memories?

I'm learning about the different kinds and functionalities of electronic memories (i.e. ram, flash, etc) but I'm a little confused because all the sources show something different and I don't know ...
39
votes
7answers
3k views

What should a contract Electrical Engineer Deliver once a project is complete?

I'm getting ready to hire an electrical engineer for a small contract job - creating a prototype. What I'd like to know is, what should I have him deliver to me when the project is complete? I ...
7
votes
6answers
603 views

Text presentation of a byte

I've seen in a lot of projects a cool presentation of byte such as : Fuse high byte: 0xc9 = 1 1 0 0 1 0 0 1 -- BOOTRST (boot reset vector at 0x0000) ^ ^ ^ ^ ^ ^ ...