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Questions tagged [spiffs]

Spiffs is a file system intended for SPI NOR flash devices on embedded targets. It is popularly used on ESP8266 and Arduino for storing configuration settings.

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Using a JSON document to define bucket and api token for influxdb

I have my code written for connecting an esp32 to influxdb. Im utilizing the wifimanager library to set my wifi credentials without hardcoding. I would like to set up custom text boxes to fill in the necessary credential required to connect to…
ndeegan
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Save images for my web server in SPIFFS on esp32-S2

Hi it's my first time using esp32-S2 because now its not recommended to use esp32. I'm looking for saving images in SPIFFS for my web server. In esp32 i used to use esp32fs plugin (https://github.com/me-no-dev/arduino-esp32fs-plugin) but it doesn't…
Lucasaenz
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Way to upload files to ESP32's spiffs file system using Python

I'm working on a self-project that I need to upload some values to esp32 from Python program. I want to upload those values esp32 in .txt format and read those with SPIFFS library. I know a way to upload files to esp32 and esp8266 with Arduino ide…
SMD_Human
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ESP32 - What are the negative consequences using min_spiffs partition table?

Maybe my question is trivial but I'm wondering why spifss should have a bigger space than bare minimum. Is min_spiffs configuration a good choice for all kind of applications?
thoraz
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ESP8266 - Reading total and used bytes from Filesystem

I'm trying to check the total size and the used bytes of the Flash-FileSystem on an ESP8266. I'm using Arduino IDE (2.0.1) with "esp8266 by ESP8266 Community" (3.0.2) I found in different tutorials the commands #import…
Zaby1990
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How to Read uint16_t from SPIFFS and place it in uint16_t array?

I have Arduino program that use IRsend Library to send IR code, this library need a raw uint16_t array like: uint16_t rawData[229] = {3114, 2996, 3114, 4374, 598, 486, 598, 1596, 598, 486, 596, 1596, 598, 1596, 598, 486, 596, 486, 596,…
hisham2630
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File cannot be opened isuue with SPIFFS

I would like to try SPIFFS for ESP8266. I installed the Data upload and everything seems ok, I dont know why I get a error message that the file cannot be opened. Here is the code: #include "FS.h" void setup() { Serial.begin(115200); …
SSH
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How to save hex string to png file in spiffs to create image

I'm trying to send an image file from a node.js server across a TCP/IP connection. I converted the image file to a hexadecimal string using fs.createReadStream and received the hex string as expected on the client side. Now I need to figure out…
coder101
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Arduino IDE ESP32 device using SPIFFS to save

I writing ESP32 program and using SPIFFS to save some data because I do not want to loose it after I power down the device. I have 2 functions: char* readFile(fs::FS &fs, const char *path) { Serial.printf("Reading file: %s\n", path); File…
Lukas Petrikas
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Json parsing not working with JsonObject using ArduinoJson library

I am using the following code to store Config.json file to ESP32 flash memory using SPIFFS #include #include #include bool loadConfig() { File configFile = SPIFFS.open("/Config.json", "r"); if (!configFile)…
Srujan Patel
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Add multiple SPIFFS files to captive portal on Async web server on ESP32

I'm using simple code of modified Captive portal with asynchronous web portal (from ESPAsyncWebServer library - https://github.com/me-no-dev/ESPAsyncWebServer). It send html page from SPIFFS flash memory. The way it is working now, is that it send…
fundakk
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Importing JQuery via SPIFFS ESP8266

I have a working code that works well. The essence of the code is that the person connects to the Wi-Fi network, transfers him to the Captive Portal in which he enters some text that is sent to esp8266. But this does not work that way, since I want…
exiperon
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How to read json file from ESP8266's SPIFFS with ArduinoJSON 6?

I am currently working on a project with ESP8266 (ESP-12E) and I need to store information in a json file (more convenient to access via the web interface and easier to manage than EEPROM for me). My problem is the following: I'm using the latest…
Vincent
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I am not able to write / access files in SPIFFS in ESP8266

I am trying to store text file into SPIFFS memory. I get an error whenever I try to format or to write file into SPIFFS. Here is the code to format the SPIFFS. #include void setup() { Serial.begin(9600); SPIFFS.begin(); delay(1000); …
Amrutha B V
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How to Get Value from Color picker (jscolor) SPIFFS from ESP8266 Webserver html page

I am using JScolor Picker from http://jscolor.com/examples/ Need Help to extract those R, G, B Values and use them as Integer input to variable in arduino code. Please Guide me with code how can i get updated values of R, G & B Transferred via http…
user1543571
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