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Questions - avr-gcc

Where to find information about the exact binary representation of floating point values used by avr-gcc when compiling for 8-bit processors?

I need to find out the exact binary representation for floats and doubles in a C++ project built with Platformio for an Atmega328 using the Arduino framework. I don't have access to the actual hardwar...
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KubaFYI

c++

floating-point

avr-gcc

Votes: 0

Answers: 3

Latest Answer

Floating-Point Format In any case, the floating-point format is: IEEE-754, binary, little-endian. In the encoded form, respective parts of the representation will occupy: 32-Bit Floating-Point 64...
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emacs drives me nuts

AVR-GCC Overwrites Interrupt Vector Table with Main

I have a simple C program written for an ATmega168: #include "avr/io.h" #include "avr/interrupt.h" volatile uint8_t intrs; int main(void){ TCCR1B |= _BV(CS12) | _BV(CS10); \\ ...
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Tony Gweesip

c

cmake

avr

avr-gcc

atmega16

Votes: 0

Answers: 1

Latest Answer

I did some experiments and came to this conclusion: You don't get a vector table because you don't provide one. Apparently the option -nostdlib excludes that part (of the library?) that implements the...
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