I'm trying to port an Arduino AVR routine either to ESP32/8266 or a python script and would appreciate understanding how to crack the operation of thi ...

I make a CRUD for the country entity when I try to delete a specific element by id without encrypted cipher text. It was deleted correctly. Axios Req ...

I am developing in Arduino, some menus to get them on the screen. I declare the menus as tables of text strings defined in Program space as in the exa ...

I have question how to put strings in progmem? Here is sample program. Is there a way to declare string parameter in function call as PROGMEM? I kn ...

I am programming on an Arduino UNO, and have encountered a very annoying road block. Im having a really odd issue with PROGMEM, I have narrowed it do ...

im trying to use progmem instead on static char to save some valueble space. Everything seems fine, but serial and lcd show some weird newline symbol ...

I am struggling to get ESP8266 connected to an Arduino Uno working reliably as a webserver. The firmware of my ESP8266 is 1.1.1 - I don't have the opt ...

I'm working on a small project (or so I thought) involving an Arduino Mega (2560) and a Waveshare ePaper display. I've got it working alright with th ...

When you want to access to flash memory you have to write something like this: I don't like this way to access memory. I want to access every type ...

I am trying to store data in the PROGMEM and retrieve it later. Then send them through USB serial comms to screen. It just doesn't work. Any tips ...

I'm trying to write a simple program (as a pre-cursor to a more complicated one) that stores an array of bytes to progmem, and then reads and prints t ...

expected '=', ',', ';', 'asm' or '__ attribute__' before 'char' Why do i get this error message twice? ...

i am working with AVR controller atmega16 having 16kb of flash and 1kb of Sram.i have stored data in an static array i.e static char raw_data[15361];a ...

I am trying to read the length of some strings in flash memory on my Arduino UNO. The array string_table is giving me problems, if I get the index of ...

I'm using ATMEL Studio 6.2 and its toolchain with avr-gcc (avr8-gnu-toolchain). I have a variable that needs to be placed in flash (PROGMEM) and I dec ...

I'm working on a small HTTP server. I am building a router and since there could be quite a few routes, I wanted to put them into flash memory so that ...

I am using a standalone ATmega328P with two piezo elements to generate some music. I have defined some constants with the frequencies of the music no ...

I have several 2D arrays in PROGMEM. I want to store them into another array, hence having a PROGMEM array of 2d PROGMEM arrays. Then I want to read ...

I want to read a string from a struct stored in Arduino PROGMEM: This code prints the string just fine: This code bombs and restarts the program ...

I want to save an Arduino sketch on a progmem variable, I thought about save it in the form of strings but it's going to take a lot of space but then ...