5
votes
Accepted
Drivers in C++ produces bigger assembly
First the question is, why does the class produces bigger assembly?
You just introduced a class! That means you get longer method names (keyword: name mangling), if you're building with such embedded ...
- 78.3k
4
votes
Accepted
Custom Memory Allocator - How to find the required alignment for a platform?
malloc is required to return a pointer properly aligned to hold an object of any type. Which means it must be aligned at least as the largest scalar type. Luckily C ...
- 9,667
4
votes
Would writing to same flash address reduce lifespan of MCU
Let's address the x-y problem.
Why do you need to write to the vector table?
For me that's huge red flag, foreseeing getting bricked devices with RMA labels on them. Because the power brown-out during ...
- 20.8k
3
votes
Confusion with variable update in microcontroller programming
As pointed out by @EugeneSh, your sprintf line will overflow the msg_int buffer whenever ...
- 13.3k
2
votes
Noise reduction algorithm for an AC mains voltage measurement
I am sampling the 50 Hz sine wave at 20 points
Depending whereabouts the first sample lies and the 20th sample lies on the sampled waveform, can produce errors of this magnitude. A much higher ...
- 385k
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