Posted: Mon Sep 24, 2018 12:58 pm Post subject: Multimaster I2C - Can i connect the SDA/SCK of two Atmegas t
Hi,
I need to share a I2C eeprom with 2 Atmegas. Can i connect the SDA/SCK of both Atmegas together
I know that can use a analog switch like CD4066 to handle that, but it not possible make changes on the pcb's
Arbitation it's not problem, i can always before use the I2C bus, look if the other Atmega is using the bus and wait if it is,
my question is more electrical
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