Hello augusto1,
You could see the following description in data sheet, FIFO_CONFIG_0.fifo_stop_on_full was used for FIFO overflow. If the FIFO overflows, the INT_STATUS_1.fful_int flag bit will be set to 1.
If the rate of reading FIFO is lower than that of filling FIFO, ERR_REG.fifo_err flag will be set to 1.
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