To be used with Arduino Pro Mini to reduce the wires coming from Arduino. This board has the extra resistors and capacitors needed to run the MCP23017 and works very well. I needed 32 GPIOs so that helped.
55" TV LG OLED55C2RLA 2022 HDR, OLED, dark titanium
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๐ MCIGICM 2 Channel DC 5V Relay Module: Optocoupler Low Level Trigger Expansion Board for Arduino UNO R3, DSP, ARM, PIC, AVR, STM32, Raspberry Pi
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GeeekPi Raspberry Pi Cluster Case with Cooling Fan and Heatsink for Pi 4 Model B, 3 Model B+ & 3/2 Model B
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Comprehensive 500pcs Laptop Screw Kit Set for ๐ฉ IBM HP Dell Lenovo Samsung Sony Toshiba Gateway Acer
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๐ง Premium Repair Replacement Screws & Tools for MacBook Pro Retina 15"/13" - Complete Bottom Case Set
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M.2 Screw Kit: Easy Mounting for NVMe SSDs on ASUS Motherboards
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uxcell 3.5" HDD Screw Black 200pcs for Computer PC Case - Flat Phillips Head - 6#-32 - Hard Drive Fasteners
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