Devices with more RAM?

[peekay123]

@jernstlun, external SPI flash is cheap and easy to use. With SPIFFS you can store your data in a file format making. I had it running on a 1MB SPI flash just fine. You could also use a microSD along with the SDFat library on Build. It supports DMA and is very fast.

Take a look at this topic:

Suggestions for using external flash SPI

Hi, I looking for advices. I have a project where I use a particle photon with external 1MB flash (winbond or IS25LQ080-JNLE-TR) or particle p1 with an LCD and I want to store fonts and image to the external memory. I wont write anything to this memory while my code is running. I only need to program it once and after that I will only read it. I did some research and found that one way would be to use the flahsee-eeprom library with fatfs. Using a virutal fat drive to build generate an image …

The code link for SPIFFS is here:

Suggestions for using external flash SPI

here is a quick example of a particle photon using SPIFFS to store a downloaded file from the internet (actually a jpg file file) but it can be a text file or html file… The code is far from optimal but it’s working.