Thursday, 17 July 2014

arduino - I2C wiring help


I have 64 i2c devices wired together. They all seem to work correctly until randomly between 30s-1m of sending signals, the bus will hang.


Here is how I have it wired:


bus topology diagrams


It's currently wired as diagram A. Do I need a configuration like B? Is there anything else that would cause a device at random and a random time to pull the bus low?




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