Latest threads in Embedded Programmingshow only best voted threads
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C++, Ada, ...
What do you think about different languages than usual C for embedded systems? I mean C++, Ada but also Python. Always more powerful embedded processors are coming, so I expect new and modern...
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1 year ago
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Arm registers
Arm Cortex assembley code Does the Arm Cortex support both the "thumb" 16 bit machine codes and also the 32 bit codes? I had been under the impression that Cortex devices only provided the thumb codes...
23
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1 year ago
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Static analysis tool?
Perhaps someone here can help... I'm doing a presentation on techniques for embedded, especially removing and keeping out bugs ;-) Using an example project from last year. A reviewer of my first draft...
14
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1 year ago
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Using C preproc to uniquely identify structure members
I could use some advice for a problem that I've had on my mind for years. I'm looking for a black box function that will examine a memory block of a known structure and output a list of IDs that point...
11
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1 year ago
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Task, process, thread, etc.
I've been refactoring some of my RTOS documentation. Comments from the reviewers suggest there's still some confusion as to terms (despite the fact that I explicitly define them! :< ) All seem to...
27
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2 years ago
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27 | |
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Multi-master RS485
Are there any *real* implementation of multi-master half-duplex RS485 bus? I often use half-duplex RS485 and I always use a master-slave polling protocol. This choice dramatically reduce the...
30
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2 years ago
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30 | |
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Linux embedded and direction control of RS485 transceiver
I have an half-duplex RS485 bus with 10-20 different nodes. Some of them are 8-bit MCU based, one of them could be Linux embedded. It's half-duplex, so it's important for the transmitter node to...
21
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2 years ago
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21 | |
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Obsolete 8051 Dev Gear
I have some 8051 ICE equipment back from my initial employment in the 80s Nohau Emul51 Hardware (2 x Full length ISA cards, pod with some adapters eg DIP40, PLCC44 etc) and software (on floppies,...
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2 years ago
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Addressing on I2C
Are they some 'reserved' 'well known' addresses on i2c?
4
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2 years ago
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Static allocation and data hiding
It's a common problem in embedded projects. You want to hide private data of modules, but you don't want to use dynamic memory allocation. In the .h file you write the typedef only and in .c file you...
2
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2 years ago
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Is there such thing as a 4 bit CRC ?
If I create a 1 byte command that only uses 4 bits for 16 different functions, and there were NO following bytes (there might be folling bytes for some CMDs), I was thinking that the lower 4 bits...
35
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2 years ago
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35 | |
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assembly language/masm32
I need some help for an exam on friday morning using assembly language if any1 can help me.
2
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2 years ago
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Looking for uC/OS-II companion CD
Hi, I have the "MicroC/OS-II The Real Time Kernel" book (2nd ed), but since I bought it used, it came without the companion CD. Does anyone have the companion CD, or know where to get it? I looked on...
1
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2 years ago
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Slow (industrial?) SD cards
I have a setup with a micro SD card which may be suffering signal integrity issues. One suggested remedy is to try it with a slower card. I had some success with a 2GB Class 2 card from the dark ages,...
2
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2 years ago
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Communist Chinese Military Companies
A new FPGA company in China has appeared on a list of Communist Chinese Mil itary Companies (CCMCs). One article I read says this does not mean they ar e on the US military end user list (MEU) or the...
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2 years ago
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