Secure Digital, a memory card standard.

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9
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7answers
4k views

Arduino Saving Data to SD Memory Module

Is it possible to save data from the Arduino to a SD Memory module?
17
votes
5answers
2k views

Do I need to pay royalties to the SD card people if my device “just happens” to be compatible with SD cards? [closed]

I'm designing something which will use an SD card. The device will be able to read and write the cards, using publicly available specifications. Do I need to pay the SD card people?
3
votes
2answers
113 views

What gives some flash memory a higher speed rating than other flash memory?

What gives some SD/MMC cards a much higher speed class rating than other SD/MMC cards? Why are some solid-state "disks" (SSDs) much faster than other SSDs? I'm hoping that I can take at least some ...