The kit laid out: twelve small black 74HC595 driver boards shown front and back with their pin names in white silkscreen, twenty-four seven-segment digits showing red numerals and letters, most of them snapped into grey printed frames, four strips of male pin header, and a stack of spare frames with dark filter windows.

You have this056seg

24-Pack 0.56" 7-Segment LED with 74HC595 Driver

A 24-pack of 0.56" seven-segment digits and twelve 74HC595 driver boards: three wires instead of eight, which digit is common cathode and which is common anode, how the ten pins line up, and the current limit that bites on 8.

Digits: 2412 of each kind
Character: 0.56inch, red
Wires needed: Threehowever many digits
Whole chip: 70mA maximum

Start here · 01 Eight LEDs, three wires The reference

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The whole handbook10 articles · 45 min DatasheetPDF · ti.com Pinout and specsThe pin table, and the questions people ask first

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24-Pack 0.56" 7-Segment LED with 74HC595 Driver

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24-Pack 0.56" 7-Segment LED with 74HC595 Driver

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Email us or reply to your order, and quote 056seg — 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.