only code size , simplicity and 8 bit mcu friendliness . plus I already know how to talk to a spi flash chip a quick look a sd protocol looks involved
I meant there wouldn't be anyone physically at the device. The device has internet connectivity so the HEX files can be transferred that way.
This would be a good kickstarter project. Any takers?
I don't have any experience with memory cards outside of my digital camera etc but can't you use it basically as a "raw" memory simply by NOT formatting as FAT or whatever. I mean the protocol is...HenrikOlsson Yesterday, 11:56
a winbond flash chip (w25q32bv or similar) mounted in a sd shell would be nice . you could have the utility of a sd card slot without all the overhead of a sd fat-16 file system .richard Yesterday, 09:21
You're being quite vague IMHO, secret government project? :-)
You say no human intervention....so who's deciding when to load the new firmware?
Abyway, in theory yes. As long as the PIC can...