Add extra Storage to the Raspberry Pi Pico with W25Q128 and LittleFS
The Raspberry Pi Pico comes with 2 MByte FLASH. If more is needed for example to store data or for a data logger, this article shows how it can be extended with a 16 MByte serial flash using the LittleFS file system.
Getting Started with Raspberry Pi Pico
Sometimes you need a little extra storage for your microcontroller projects: for files, images, fonts, audio clips, etc. If you need lots of space,
Adafruit SPI FLASH Breakout - W25Q64 - 64 MBit / 8 MByte
Hopper file system on microcontrollers: LittleFS on Raspberry Pi
Raspberry Pi, Page 239
Raspberry Pi, Page 239
RPi Pico W: Save Data to Flash Permanently Using MicroPython.
The Raspberry Pi Pico is a tiny $4 microcontroller running off the
C4Labs Zebra Pico W Case – for The Raspberry Pi Pico W
Expand Your Raspberry Pi Pico's Memory by Adding a microSD Card
Gently communicating home using Matter
Raspberry Pi Pico and rp2040 boards: integrated LittleFS
The Raspberry Pi Pico File Management System - (Ep. 0.1)
BLE with WiFi and FreeRTOS on Raspberry Pi Pico-W