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Why is I2CINT2A_ISR occurring when neither TXFFINT nor RXFFINT set?

stevenh
Guru 20045 points
Other Parts Discussed in Thread: TMS320F28335

Hello,

I am unit testing an I2C driver and I noticed that the I2CINT2A_ISR will sometimes occur when neither TXFFINT nor RXFFINT is set.

Why would this happen?

Thanks,
Stephen