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How fast is flash reading compared to SRAM?

I'm working on a project that will eventually scale to 864 LEDs on WS2815 LED strips (three rows of 288 LEDs). I'm currently running it on an Arduino Uno with a single test strip of 144 LEDs. FastLED ...
1
vote
2answers
432 views

Executing machine code at runtime Uno

I want to create a small single threaded os for my arduino.The first thing I want to do is to allow my arduino to read a section from flash/eeprom and execute it. I have some question regarding the ...
5
votes
3answers
2k views

External Flash Memory File System

I'm building a weather data collector and I want to be able to dump that weather data somewhere. I've considered the options, and since I'm going to be storing a fairly small amount of data (in the ...
1
vote
1answer
793 views

Storing data on AT24C02 EEPROM chips with Arduino

I have recently come across some 8-pin 128-byte EEPROM chips. I've seen those USB EEPROM chip programmer units, but I was wondering if there is any way I could manually store data on the chip with my ...