[SOLVED] How to connect multiple I2C devices??? - Arduino Forum
Jan 3, 2019 · [SOLVED] How to connect multiple I2C devices??? Projects Networking, Protocols, and Devices wieb January 3, 2019, 12:27am 1
How to connect multiple i2c-interface devices into a single pin A4 …
Both i2c-interface real time clock module and 2x16 LCD module use the same pin A4 (SDA) and A5 (SCL) on Arduino Uno. After hours of searching on the net the i2c bus can actually take …
Multiple I2C [Solved] - General Guidance - Arduino Forum
Mar 6, 2017 · What is the easiest way to connect 2 I2C devices to the Arduino Mega, I don't want to have to get a breakout board that is usually used for 5+ I2C devices when I only have two. I …
multiple I2C devices and pull-up resistors - Arduino Forum
Jul 5, 2014 · Hi there! I'm on a project were I am going to have a lot of different I2C devices talking to one arduino. I thought about designing a PCB which connects all those devices and …
Connect more then one I2C devices Arduino Nano
Dec 23, 2021 · There are 2 dedicated pins for SDA and SCL GPIO (One for SDA and one for SCL) in Arduino nano. how to connect more than one I2C Devices to Arduino nano? Like, I …
Multiple I2C devices at same address .... - Arduino Forum
Dec 24, 2018 · My latest project requires 2 i2c "wire" connections to two identical devices that have the same address, and can't be changed. Can I instantiate 2 "wire" interfaces, using 4 of …
Multiple I2C Devices Question - General Guidance - Arduino Forum
Aug 11, 2021 · Yes. I2C is a bus, and can theoretically have up to 127 devices (with different addresses) connected to the same two pins. The processor uses that address when it wants to …
Help, multiple i2c buses esp32 - Arduino Forum
Apr 5, 2023 · I2C Bus is a two-wire communication network that allows multiple devices to be connected in parallel; however, the condition is that 7-bit slaveAddress of a device must be …
I2C pullup resistors on multiple devices question - Arduino Forum
May 19, 2025 · Prior to posting this I searched for "I2C pullup resistors" but did not find posts about dealing with multiple I2C devices with pullups on the same bus. My apologies if I …
Multiple I2C sensors with the same address - Arduino Stack …
A minor extension -- for adding more devices, using a shift register like the 74HC595 to 'drive' those A0 pins. Daisychained, you could get 32 (and more) for the cost of just 3 pins on the …