Hi :wink: . I am working on a someout big project with atmega 2560 and arduino(grafic lcd,gps,gsm,bluetooth,system control etc..) and i have run out of ram.I have done lots of optimizations(like PROGMEM and direct sprite drawing) but it seems that i cannot continue without adding at least another 8…

External ram for arduino mega 2560 for data and bss sections

system March 28, 2015, 10:02pm 5

Ok, thanks for your help.

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