hex - hexadecimal converting back into decimal - Stack Overflow
My book says the hexadecimal notation FFFF equals 65535 in decimal value. As I understand it that equals to 2^16. There are a couple of things I still don't fully understand. 1) Is FFFF a mix of b...
Python converting bytes to hex and back - Stack Overflow
Sep 7, 2021 · I have a long hex string that looks like so: "fffffffffffffffff...". It is part of a processed bitmap image (ppm format). I convert the string to a usable list of numbers, like: [255, 255...
Reading in ASCII through serial - Programming - Arduino Forum
Aug 4, 2011 · If, as you said, you set the mode to binary, then no, they can't be. Binary mode does not utilize any delineation (since each data is exactly 2 bytes) You are printing out the binary data, so …
Arduino-ide installation sur Kubuntu 24.04
Apr 4, 2026 · Bonjour, Sous Kubuntu 24.04 la version dans les dépôts officiels pour Arduino-IDE est 1.8.19, et pour la compilation d’un code de 2016, j’ai le message d’erreur : « Attention: platform.txt …
EXCEPTION_ACCESS_VIOLATION (read from address 0xffffffffffffffff)
Sep 25, 2017 · I want to know how to interpret 0xffffffffffffffff (in backtraces) I know: reading from 0 / nullptr is a not valid address. reading from 0x58, after the object there was deleted, will result in ac...
Servo mit einem Taster auf 2 Positionen stellen - Arduino Forum
Jan 10, 2026 · Moin Gemeinde, ich benötige hilfe um die Servos mit dem gleichen Taster auch wieder Retour zu stellen. Habe da einiges gelesen von wegen `bounce´ oder ´toogle´, aber ich blick da nicht …
how to destroy an object in C++ - Stack Overflow
I have a class for a tetromino in c++. Its a console game and what i do is start off with a line object called b. I then run methods and stuff with b in my game loop based on user input. when the b...
Arduino Uno R3 Dimensions - General Electronics - Arduino Forum
Mar 19, 2026 · I want to fix my Arduino Uno R3 on PCB using male connector (PCB header) on my PCB. What is the pitch of the connectors? What is the height of Arduino connector above the Arduino …
Read access violation, error code 0xFFFFFFFFFFFFFFFF
I'm sorry this is a repeat question, but no solutions seem to work for my code. This is for an assignment in school on reading from a file and copying the data to an array. An exception is thrown ...
Help me hide my plate - Programming - Arduino Forum
Mar 17, 2026 · This is my 1st project at 71YO. I have a hot rod with a hidden license plate. I want to use the code below to move the plate up and down via a servo. I have it working with a button now but …