You have thistk31

EEPROM Memory

Bytes that survive a power cut, over I2C. Where settings go when there is no SD card — and the chip that teaches you writes are not free.

Start here · EEPROM Memory The reference

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Pinout and specsThe pin table, and the questions people ask first

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EEPROM Memory

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Need another

Comes in this kit — not sold separately

TinkerBlock 46-Piece Sensor Module Kit

Order or missing parts?

Email us or reply to your order, and quote tk31 — that identifies the product. If something is missing from the bag, your order is the record of what shipped.

Take it with you

Point a phone camera at the code and this page opens there. It is the same address as the one printed on your box, so it is also what to show someone you are passing the board to.