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Altera_Forum's avatar
Altera_Forum
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15 years ago

I2C Woes, Opencore and Terasic

I've been trying to get a functional I2C bus in my design for a while now with no luck. I've tried my own and a few open source cores. ALL of them have the same problem. I never receive ACKs. I canno...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

I've had problems with I2C interface with a Maxim part. When I send a command to start ADC conversion for the first time I never get an acknowledge. However, if I put a time out timer on the ACK, and then send a second command everything starts working fine.