embedded

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What is the best way to learn board bringup and hw diagnostics? [closed]

Closed. This question is opinion-based. It is not currently accepting answers. Wa开发者_Python百科nt to improve this question? Update the question so it can be answered with facts and citati[详细]

2023-03-29 16:50 分类：问答
Attach sameplerate or dmix ALSA plugin to OSS device

I have an application in an embedded system that has a application which is OSS based.Unfortunately, this application is at a fixed sample rate (8K), but I need it to be at 48K.Furthermore, I can\'t c[详细]

2023-03-29 01:37 分类：问答
A Scheme compiler for ARM processors

Is there a Scheme compiler (not interpreter) for ARM processors, specifically Cortex-M3? I\'m looking for a compiler, not an interpreter, to get a predictable and small execution times on a (relativel[详细]

2023-03-28 18:52 分类：问答
ARM AT91SAM - Simple USB Read with callback question

I have a very simple question about USB reads with call backs. I want to set up a read to a buffer then wait until the transfer is complete before using the data in the buffer. The framework for the[详细]

2023-03-28 18:24 分类：问答
Performance differences between nanosleep and /dev/rtc

开发者_开发问答I\'ve been converting the main loop of an embedded linux program to run on a server and one of the nice to haves will be to run non-root. The program is in charge of periodically reques[详细]

2023-03-28 11:44 分类：问答
How do I calculate distance between GPS co-ordinates on a processor with poor floating point support?

I need to calculate the distance between GPS co-ordinates to calculate distance traveled. I\'ve tried both the Haversine and Vincenty algorithms, which work fine on my desktop PC, but when I port the[详细]

2023-03-28 06:54 分类：问答
Understanding timer and period of interrupts

I am having a hard time understanding some code I found for using a timer and interrupts on an ARM board I have. The timer basically toggles an LED every interrupt between on and off to make it flash.[详细]

2023-03-27 14:08 分类：问答
Event logging in Embedded Systems

Normally, in SBC running RTOS, it would be an easy task to write data/event logs onto an external media such as SD cards. However, in embedded systems that uses microcontroller, e.g. PIC microchips, h[详细]

2023-03-27 13:18 分类：问答
What's the "price" of using inheritance in an embedded environment with C++?

I\'m starting a new embedded project with C++ and I was wondering if it is too much expensive to use a interface oriented design. Something like this:[详细]

2023-03-27 10:39 分类：问答
.NET socket webserver HTTP POST request body

I am doing an embedded project in C# and I have written a socket based web server. Everything works well, except I can\'t for the life of me get the request body. Content-Length says that there is 12[详细]

2023-03-27 05:47 分类：问答