port-expander
Here are 14 public repositories matching this topic...
I2Cwrapper is a firmware framework which helps you implement Arduino based I2C target (slave) devices for control of non-I2C hardware. Supports plain Arduinos, ESP8266, ESP32, SAMD, STM32, and ATtiny platforms.
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Apr 4, 2023 - C++
Arduino library for I2C TCA9555 16 channel port expander
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Jan 9, 2026 - C++
Arduino library for I2C MCP23008 8 channel port expander
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Jan 19, 2026 - C++
Active port expander for the P1 port on a Dutch Smart Meter (DSMR).
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Oct 4, 2022 - HTML
Based on my Generic I2C Slave, this adds useful commands in place of reads to pin numbers that are too large to be found on a real device. Commands to control pins, EEPROM, and communicate via serial.
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Aug 22, 2026 - C++
Driver for the NXP Semiconductors PCA9505/06 40-bit I2C-bus I/O port with RESET, OE and INT
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May 26, 2020 - C
Arduino Library for the MAX7313 Port Expander
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Jul 26, 2022 - C++
Analog style clock using LEDs for minutes.
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May 12, 2025 - C++
A library along with an arduino sketch to use an Arduino board as a port expander.
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May 11, 2017 - C++
Arduino library for the MCP23S08 SPI I/O expander
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Jan 9, 2023 - C++
A sleek, efficient Arduino library for seamless control of the MCP23017 I/O expander. Simplify your GPIO!
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May 15, 2026 - C++
Arduino library to use 74HC4052 dual multiplexers as a serial-port expander.
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Jun 22, 2026 - C++
C (and C++) Libraries for MAX7313 Port Expander for the STM32 HAL platform
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Dec 31, 2021 - C
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