License

Public Domain

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Arduino input expander

1 month ago 16
  • Description
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  • BOM
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Description

Chainable 74HC165 socket to increase the number of input of a SPI-compatible microcontroller.

Connect MASTER pins to the Arduino and CHAIN pins to the MASTER pins of another expander.

Documents

Sheet_1

inex

BOM

ID Name Designator Footprint Quantity
1 210S-2*5P L=11.6MMGold-plated black H3 210S-2.54-2X5P 1
2 Header-Female-2.54_1x5 H1,H2 HDR-5X1/2.54 2
3 1u C1 0805 1
4 CD74HC165E U1 DIP-16_L20.0-W6.4-P2.54-LS7.6-BL 1
5 10k R1,R2,R3,R4,R5,R6,R7,R8 0805 8

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