IMG_3196_

Progmem stm32. For the ESP8266 use board Core 2.


Progmem stm32 The ESP32 series employs either a Tensilica Xtensa LX6, Xtensa LX7 or a RiscV processor, and both dual-core and single-core variations are available. SDA (I2C Serial data) pin is connected to pin B7 of the STM32 board. No installation required! You signed in with another tab or window. In addition images stored in the SPIFFS (ESP32, ESP8266) and LittleFS (ESP32, ESP8266, RP2040) Flash filing systems or alternatively "PROGMEM" arrays can be used. #include <avr/pgmspace. g. h library. NodeMCU 1. 3. h" #include "Adafruit_ILI9341. h> int HOURS_PER_DAY PROGMEM = 123; int array[] PROGMEM = {0, 1, 2}; int ch[] PROGMEM = {'a', 'b'}; unsigned long TIME_IN_DAY PROGMEM = 86400; int getMemoryFree() { // Trong trường hợp này, ta có thể hiểu extern sẽ khai báo một biến toàn cục trong chương trình (nếu chưa có) hoặc include một Jan 8, 2023 · Hola amigos, aquí os dejo mi primer video sobre la programación de los STM32. January 2025; November 2024; October 2024; August 2024; July 2024; June Feb 27, 2020 · EthernetWebServer_STM32 library How To Install Using Arduino Library Manager This library currently supports STM32 boards with built-in Ethernet such as : Nucleo-144 (F429ZI, F767ZI) Discovery (STM32F746G-DISCOVERY) All STM32 Boards with Built-in Ethernet, See How To Use Built-in Ethernet; STM32 boards (with 64+K Flash) running EMC28J60 shields stevech wrote:But PROGMEM is n/a for the ESP8266 and the STM32. The functions are similar and compatible to ESP8266/ESP32 WebServer libraries to make life much easier to port sketches from ESP8266/ESP32. Contribute to ht-deko/vt100_stm32 development by creating an account on GitHub. IIRC map() uses long and division). For the ESP8266 use board Core 2. Mar 14, 2018 · Hello, I started to play with a ssd1306 and thought it could be funny to play on it some animations. Uses reverse-engineering of the Pokken Tournament Pro Pad for the Wii U and Switch System v3. Provide details and share your research! But avoid …. The library has been tested on the Arduino Due, ESP32 and ESP8266 (e. STM32 core support for Arduino. It’s applicable only to Harvard architectureslike the AVR. h" #include <SPI. Jan 9, 2021 · i'm new in stm32 and in embedded world in general. h at master · enjoyneering/AHT10 Jul 14, 2021 · SSD1306 IC is used for the most commons OLED display is a single-chip CMOS OLED/PLED driver with controller for organic / polymer light emitting diode dot-matrix graphic display system. What am I missing ? #include <U8g2lib. schrieb: > Johann L. h" // For the Adafruit Display settings #define TFT_CS PA0 #define TFT_DC PA1 # Mar 4, 2021 · Overall question regarding displaying a bitmap stored in PROGMEM indirectly. Arduino Core for STM32 1. STM32 does this. If you're going to keep rapidly changing variables, I would just store it in the SRAM. h است که داده‌ها را به جای SRAM، در حافظه‌ی (برنامه) flash ذخیره می‌کند. h. May 9, 2020 · How can I put strings in fash memory in gcc compiler so that there is no copy in both memories. 6mA on my measurement when the blinking LED (one that connected to the PC13) is ON and 24. C - char array longer after sending over network. But this character can be happy or sad, so I have two sets of 4 bitmaps. 1X Authentifizierung in Rechnernetzen; ravamrt on ESP8266 WiFi Module; Archives. ググると prog_int16_t を使えみたいなのが書いてるけどそれはもう古いぞ; 正しくは const 型 変数 PROGMEM = hoge; 読み出し. I ended up listing all the addresses for the PROGMEM to determine where the data was located. It enables users to easily create, develop, and debug Zephyr applications. 1，可以连接到该网络后进行测试 Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. You signed out in another tab or window. No installation required! Oct 13, 2014 · If you add the PROGMEM attribute you have to take steps to let the compiler know that these strings are in a different address space. The STM32 Blue Pill consumed about 26. Group (3) Devices. The responses below are very interesting options though: using __flash in plain C, using OOP to make PROGMEM and non-PROGMEM data holders or trying to (somehow?) use non-deprecated progmem specific data types from avr/gpmspace. This implementation currently lives here. No installation required! Mar 14, 2019 · PROGMEM关键字是一个变量修饰符，常见于使用AVR-GCC编译器进行构建的开发环境中，包括Arduino IDE。 通常数据会保存在SRAM中，但是使用PROGMEM可以实现将数据存诸在Alash而不是SRAM中。PROGMEM 应该仅与pgmspace. Main features: Install host dependencies. "; const static char unitSec[] PROGMEM = "sec. Declare the memory you wish to be placed only in flash as static const and the linker will place it only in flash. It simply tells the program to allocate a declared variable in program memory space instead of in RAM. FlashStringTable: Easy definition and use of Arduino flash-based (PROGMEM) global string. No installation required! Jun 21, 2009 · Fabian G. Or just print directly from PROGMEM, a byte at a time. 启动AP网络WiFi. May 31, 2017 · I am trying to figure out how to store a constant variable (a constant string of chars) on flash, so it does not occupy valuable blocks of RAM to store a const. 2. Declare the memory you wish to be placed only in flash as static const and On the Arduino platform, using the PROGMEM macro is necessary to store data in Flash memory. May 15, 2018 · For some reason I thought that pgm_read_float didn’t exist, but I just discovered that it apparently does exist. Nov 8, 2024 · PROGMEM is part of the pgmspace. When building for devices in group (3), which do not map program memory in the data space, the const-in-progmem feature can be used to control where const-qualified objects are placed and accessed. In AVR there was something called PROGMEM, but here I can't find any similar method to do so. PROGMEM در آردوینو یک توصیف‌کننده‌ی متغیر و بخشی از کتاب‌خانه‌ی pgmspace. 4. Contribute to RemoteXY/RemoteXY-Arduino-library development by creating an account on GitHub. 0+ for W5100, W5200 and W5500. No installation required! Nov 20, 2024 · VCC pin is connected to 3. Mar 6, 2018 · Hello I'm trying to store a struct array in PROGMEM so during run time I can copy the stored information in a struct located on SRAM, so let's say I have the following structs: struct myStruct_PROGMEM { const char * const name; uint16_t Data; }; struct myStruct { String name; uint8_t rootNote; uint8_t size; uint16_t mapping; }; So to make the struct array I tried to store the strings that I Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. 连接网络（STA） 3. static const unsigned char PROGMEM logo16_glcd_bmp[] = { B00000000 RemoteXY library for Arduino IDE. How can I store a constant array of chars in the Flash memory? Mar 7, 2014 · PROGMEM is only needed on AVR because the AVR has separate program memory and data memory spaces. After the installation is complete, close the board manager and go to Tools > Board > STM32 MCU based boards. What I want to achieve is set the character to be either happy or sad and the bitmaps to follow accodingly. VT100 Terminal Emulator for Arduino STM32. No installation required! Nov 20, 2023 · Just making a constexpr or const static or global variable might make it automatically read-only and in the . No installation required! dataType variableName[] PROGMEM = {}; // use this form dataType PROGMEM variableName[] = {}; // not this one PROGMEM dataType variableName[] = {}; // use this form While PROGMEM could be used on a single variable, it is really only worth the fuss if you have a larger block of data that needs to be stored, which is usually easiest in an array Contribute to nopnop2002/Arduino-STM32-8bitTFT development by creating an account on GitHub. I want to May 17, 2020 · PROGMEM: do I have to copy data from flash to RAM for reading? UPDATE: It looks like what I want to do is not possible. #define PGM_P const char * #define PSTR(str) (str) Jul 20, 2017 · Zephyr Workbench, a VSCode extension to manage Zephyr on STM32. const dataType variableName [] PROGMEM = {data0, data1, data3}; Note that because PROGMEM is a variable modifier, there is no hard and fast rule about where it should go, so the Arduino compiler accepts all of the definitions below, which are also Forked for STM32 on PlatformIO and rebased vs upstream - FastLED-STM32/fastled_progmem. 7w次，点赞60次，收藏206次。AVR存储器简介：AVR 系列单片机内部有三种类型的被独立编址的存储器，它们分别为：1、Flash 程序存储器（即：程序存储空间、闪存）2、SRAM 数据存储器（即：动态内存）3、EEPROM 数据存储器单片机采用哈弗结构，将程序存储器和数据存储器分开，而数据 Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. h> U8G2_SSD1306_128X64_NONAME_1_HW_I2C u8g2(U8G2_R0, 5, 4); // SW SPI Com: SCK Jan 5, 2020 · The STM32 then go into deep sleep for 10 seconds so that I can measure the current consumption with my multimeter. This particular method allows you to pass in a pointer to a bitmap that is located in the RAM, as you can see from the source code, it doesn't read the data from the PROGMEM, but simply get a byte with b = bitmap[j * byteWidth + i / 8];. ST hardware tools are supported by free STM32 software tools, which help STM32 designers debug, program, and monitor any type of application. – Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. That's why you need to access the data using pgm_read_byte( const unint * flashAddr ). No special macro is needed to read the memory address in Sep 24, 2024 · void drawBitmap(int16_t x, int16_t y, uint8_t *bitmap, int16_t width, int16_t height, uint16_t color); AdafruitGFX offers two overloaded methods for drawBitmap(). On STM32, there is no need for PROGMEM because the memory space is unified. In this Instructable, you will be displaying icons or logos or images on your TFT screen from Arduino with using ATmega (microcontroller used in Arduino) Flash mem… Sep 19, 2019 · STM32 보드가 정상적으로 연결되었고 파일도 정상적으로 불러왔다면 "Download"버튼을 클릭해 STM32보드에 펌웨어를 다운로드한다. softAP(ssid) 将下面代码上传到模块中： 代码运行后可以搜索到一个名称为ESP32_AP_TEST的无密码网络，默认情况下ESP32建立AP时，模块自身地址为192. check ; Depending on which Ethernet card you're using: STM32Ethernet library v1. Ngoài ra chúng ta cần khóa và mở khóa vùng nhớ để bảo vệ dữ liệu chứa trong đó. Sat Jan 09, 2016 2:16 pm You signed in with another tab or window. STM32CubeProg - STM32CubeProgrammer software for all STM32, STM32CubePrg-W32, STM32CubePrg-W64, STM32CubePrg-Lin, STM32CubePrg-Mac, STMicroelectronics Oct 24, 2019 · このためのPROGMEM!! PROGMEMを使ってみる 変数の宣言. No installation required! Sep 3, 2024 · The Getting started with STM32 step-by-step guide is designed for anyone interested in getting started on building projects with the STM32 microcontroller and its powerful ecosystem of development boards and software programming tools. On STM32, the const qualifier is sufficient to achieve this, as the linker automatically places constant variables in Flash memory. So sineWave[0] started at 0x26E, spinWave[0 It's using the buffered read and write to minimize the access to Flash. Mar 21, 2019 · 文章浏览阅读2. 3V pin of the STM32 board. 2 Selecting the STM32 microcontroller. 9. Regarding EEPROM -- try to save this for persistent stuff. PROGMEM = {0x00e5, 0x8000, 0x0000, 0x0001, 0x0001, 0x100, 0x0002, 0x0700, Nov 25, 2017 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Syntax. We will now render images and create a simple animation and take a lo Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. ESP32 is a series of low cost, low power system on a chip microcontrollers with integrated Wi-Fi and dual-mode Bluetooth. I would like to show small colored images at the LCD screen. This AsyncWebServer Library for STM32 is currently working on STM32 boards, such as Nucleo-144 F767ZI, etc. schrieb: >> Lösung: >> avr-gcc debuggen und rausfinden, wie der tree genau aussieht. c. 0 - progmem/Switch-Fightstick May 6, 2015 · Caveat: This answer may only apply to the Microchip XC16 compiler. 0+ for built-in Ethernet on (Nucleo-144, Discovery) Ethernet library v2. We will cover 2 types of flash memory distribution DFRobot / STM32 Public. Jun 28, 2015 · // Include PROGMEM library #include <avr/pgmspace. c rein geschaut, befürchte aber das > ich da nicht so schnell durchsteige was dort genau passiert. May 20, 2024 · PROGMEM can still be used with newer boards. 0+ is supported now. h> #include "img. Research. 1. Oct 4, 2017 · Moreover PROGMEM do not have any write operation. "; const static char unitHour[] PROGMEM = "hours"; const static char unitDay[] PROGMEM = "days"; And I want to use the unitMin in a different tab: extern const static char unitMin[] PROGMEM; But this gives an error: conflicting specifiers in declaration of 'unitMin . Situation: As an example, I would have a character that can move up down left and right, 4 bitmaps defined in progmem. h> 2. This is simple yet complete WebServer library for STM32 boards running built-in Ethernet LAN8742A (Nucleo-144, Discovery), ENC28J60 or W5x00 Ethernet shields. You should be able to port the base 64 code without using the PGMSPACE/PRGMEM stuff. No installation required! Mar 15, 2019 · PROGMEM关键字是一个变量修饰符，常见于使用AVR-GCC编译器进行构建的开发环境中，包括Arduino IDE。 通常数据会保存在SRAM中，但是使用PROGMEM可以实现将数据存诸在Alash而不是SRAM中。PROGMEM 应该仅与pgmspace. 0 (or later) in the Arduino IDE to avoid File definition conflicts if the SPIFFS and SD libraries are used together. 2 days ago · Hello, I am using an STM32 F103C8T6 + 2,8" LCD color display (ILI9341), based on STM32duino. 0), STM32 and RP2040 processors. Once a variable has been defined with PROGMEM, it cannot be read like a regular SRAM-based variable: you have to read it using specific functions, also defined in pgmspace. The sketch 'plays' a list of effects on a string of pixels in a loop. Zunächst zwei Code-Beispiele in C: This is an Arduino library for Aosong ASAIR AHT10, AHT15 Digital Humidity & Temperature Sensor - AHT10/src/AHT10. No installation required! Aug 14, 2021 · Thao tác xóa và ghi trên STM32 Flash phải thực hiện theo page (trang) hoặc xóa toàn bộ chip (mass erase). 0 (2011), you’ll first need to include the library at the top your sketch, like this: Nov 1, 2021 · 定义全局常量时，使用 PROGMEM 关键字，或使用 PROGMEM 数据类型，告诉编译器 “ 把这个信息存到程序存储空间 ”，而不是存到“ 动态内存 ”。 PROGMEM 关键字（或数据类型）使用到的库：pgmspace. martinayotte. Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. No installation required! A simple Morse Code Decoder Based on the STM32 ARM Processo - jmharvey1/STM32_CWDecoder Jan 22, 2014 · PROGMEM is only needed on AVR because the AVR has separate program memory and data memory spaces. Dec 5, 2020 · Clang/LLVMを使ったARMマイコン(主にSTM32)のコンパイルは、かなり前からできることは知っていたが、 今回初めてトライしたところ意外と迷走してしまったのでメモ。 Aug 17, 2018 · It is all working fine now. To install. Lập trình STM32 Flash đọc ghi dữ liệu trên STM32 Fast STM32 SPI-DMA library for ST7735 128x160 display - GitHub - cbm80amiga/Arduino_ST7735_STM: Fast STM32 SPI-DMA library for ST7735 128x160 display Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. > > Hmm, ich habe gerade mal in die avr. in the Ardunio Reference it is mentioned that. I'm using a nucleo64 f446re and I want to save a matrix in the flash memory. No installation required! Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. Note that pins B6 and B7 of the STM32 Blue Pill board are hardware I2C pins of the microcontroller STM32F103C8T6, respectively for SCL and SDA lines Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. 0. When working with AVR, I remember I used the PROGMEM attribute. No installation required! Jul 19, 2023 · As for the config files version, I verified it, on the standard files, the version is 02010300; if I change the version to 02010201 (2. Understanding these subtle differences helps developers efficiently manage memory resources and ensures that their This tutorial will cover how to program the internal Flash memory in STM32. How can I manage this? So far I managed to get b/w-images shown, only: #include "Adafruit_GFX. h中定义的数据类型-起使用。 Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. Use Arduino IDE to develop STM32 MCU (e. h #include 1 数据定义： const dataType variableName [] PROGMEM = {data0，data1，data3 May 10, 2018 · I believe PROGMEM is used to store large data (e. I have followed a example found on google but I have a strange result displayed. It now supports writing and reading the whole object, not just byte-and-byte. No installation required! Oct 21, 2022 · Spontaneously that suggests the PROGMEM version is doing too many reads per value (e. No installation required! Apr 3, 2023 · A library for driving LiquidCrystal displays (LCD) by using the I2C bus and an PCF8574 I2C adapter. RedBear Duo) firmware. On the other hand, if you want to have some immutable text variables (eg stuff to be displayed) that won't be fetched too often, PROGMEM is a great idea. 0+ for STM32 (Use Arduino Board Manager) Functional-VLPP library v1. MARCAS DE TIEMPO:0:00 Introducción4:16 Documentación disponible, entorno de desa 1. h》 数据定义： Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. rodata section of memory (a subset of the text section) negating the need for PROGMEM special read and write functions entirely. There are modules that can be soldered or stacked to the display that offers an I2C interface for communication instead of the 8+ digital lines that are used to send data to the display. It's a compiler work-around to read data stored in flash where there's lots of room for constants that you don't want copied to RAM at startup. pgm_read_byte (フラッシュメモリ上アドレス) つまりは pgm_read_byte(&(変数)) サンプルコード Aug 2, 2013 · I want to store my data array in flash, so I am doing const table[TABLE_SIZE] = {};. You signed in with another tab or window. No installation required! May 20, 2016 · framePos is a uint8_t pointer in RAM to flash memory, PROGMEM that is const. Contribute to stm32duino/Arduino_Core_STM32 development by creating an account on GitHub. 扫描网络 1. No installation required! Jul 8, 2021 · 定义全局常量时，使用 PROGMEM 关键字，或使用 PROGMEM 数据类型，告诉编译器 “ 把这个信息存到程序存储空间 ”，而不是存到“ 动态内存 ”。 PROGMEM 关键字（或数据类型）使用到的库：pgmspace. Nov 8, 2024 · Using PROGMEM is a two-step procedure. h中定义的数据类型-起使用。 AsyncWebServer for STM32 using builtin LAN8742A Ethernet. Sep 21, 2021 · Hello, I got this in the main sketch: const static char unitMin[] PROGMEM = "min. So it frees up the SRAM. h> // Variable to hold an alphabet character row char column_byte; // Used to hold LED pixel value during display Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. I powered my STM32 Blue Pill with 5v via the USB/TTL programmer. 0. Here are sample variable declarations using PROGMEM Jan 8, 2013 · const PROGMEM uint8_t ssd1306xled_font6x8_German[] German chars for standard ASCII 6x8 Fixed Type font . No installation required! Nov 8, 2024 · PROGMEM is part of the pgmspace. In 8bit AVR we need to use PROGMEM . – pranjal khanduri. How it is in STM32 gcc? The secong thing. STM32 보드에 다운로드가 완료되면 "File download complete" 이라는 메시지 창이 표시될 것이다. first a table address from progmem, then the actual data from the table) which is probably avoidable. No installation required! Nov 20, 2023 · Select “Contributed” type, search for "STM32 MCU based boards" and install: 3. No installation required! STMicroelectronics provide a range of programming software tools for STM32 able to communicate with the microcontoller via various communication methods such as STLink, USB DFU, UART, or SPI with also sources in order to handle programmation process in a customized way Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. 2mA when the blinking LED is OFF. A list of STM32 MCUs appears, so you can choose between Nucleo, Discovery and Evaluation boards, or generic STM32 MCUs. No installation required! May 22, 2023 · The PROGMEM variable modifier is a reserved keyword in Arduino. strings) that don't change. 1+ to use server's lambda function. 引用WiFi库include<WiFi. Contribute to Tamakichi/Adafruit_SH1106_STM32 development by creating an account on GitHub. As you may have guessed, variable declarations without this keyword are automatically stored in RAM space. Making a complete (temporary) copy is one way. "Using PROGMEM is also a two-step procedure. 建立网络（AP） 只需两步：1. The struct consists of an effect type: (Byte, range 40-52, corresponding to a set of #defines) Time: Byte (10ths of a second to play the These include affordable in-circuit debuggers and programmers for prototyping, and advanced system programmers for higher volume production. Definition at line 247 of file ssd1306_fonts. What I considered Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. Converting Images to Flash Memory Icons/images for TFT (without SD Card): Many times to make any user interface or nicely display content, we use icons/images. SCL (I2C Serial clock) pin is connected to pin B6 of the STM32 board. The compiler assigns attributes to C variables so that they are allocated to specific sections as follows (see Note 1 below for XC16 specific information). When you want to access to flash memory you have to write something like this: constexpr uint8_t n PROGMEM = 10; auto x = pgm_read_byte(&amp;n); I don't like this way to access memory. h at stm32f103 · 13rac1/FastLED-STM32 Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. It is included automatically in modern versions of the IDE, however if you are using an IDE version below 1. Asking for help, clarification, or responding to other answers. 168. Because XMBs use a lot of memory pictures arrays should go in PROGMEM. Other processors should work too if they have sufficient memory. No installation required! In addition images stored in the LittleFS Flash filing system or "PROGMEM" arrays can be used with the RP2040, ESP8266 and ESP32 processors. STM32: Receiving data via USART. Daher hier nur ganz konkrete Detailfragen, die eben nicht klar beantwortet werden. So to help others, here’s a brief list of some of the available progmem functions and the type that they return: pgm_read_byte(address) → uint8_t (unsigned char) pgm_read_word(address) → uint16_t (unsigned int) pgm_read_dword(address) → uint32_t (unsigned long int) pgm The -mconst-data-in-config-mapped-progmem option can be used to have the linker place all const-qualified data within one of these 32 KB sections and automatically initialize the relevant SFR register to ensure that these objects are mapped into data memory, where they will be accessed more efficiently in terms of program size. 建立网络（AP） 2. New STM32 core v2. - redbear/STM32-Arduino PROGMEM is best used for immutable data. The data is an array of structs with 11 elements, a byte each. It consists of 128 segments and 64 commons. Notifications You must be signed in to change notification settings; #define PROGMEM. 1 is the newest release as far as I know) then the version incompatibility occurs. You switched accounts on another tab or window. h> #include <avr/pgmspace. h #include 《avr/pgmspace. Den Fall >> behandlen, ein Patch machen und in einer passenden gcc- oder >> avr-libc-Maillingliste posten. , using builtin LAN8742A Etherne Oct 8, 2020 · Im Internet habe ich viel zum Thema "Arduino RAM sparen mit PROGMEM und strcpy_P()" gefunden. An example of that is: Proof-of-Concept LUFA Project for the Nintendo Switch. It's pretty easy to get something that compiles fine but runs horribly on the 8-bitters (e. Can I use CONST to do this? Apr 27, 2022 · malloc/free are typically available , but the heap can be fairly small depending on compiler and libraries. 0 (2011), you’ll first need to include the library at the top your sketch, like this: Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. Reload to refresh your session. Does using const do the same as PROGMEM or is th May 6, 2021 · te-bachi on STM32 USB-PD using UCPD PHY and TCPP01-M12; Frank on STM32 USB-PD using UCPD PHY and TCPP01-M12; Duncan Chiu on Victor Lavrenko: YouTube; OctoPi & OctoPrint | Andreas' Blog on 802. No installation required! Dec 30, 2017 · I'm trying to figure out the best way, syntax wise, to efficiently store some structured data in the flash program memory. vzjv eje xrg afzw gsvr ozkw bnbj oyuq zkby vgbd