UserDataTreatment() is only used within UART_ReceptionToIdle_CircularDMA.
 
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SummarySyntaxArgumentsReferences

Return value

Size Nb of received characters available in buffer

Notes

In this example, received data are sent back on UART Tx (loopback) Any other processing such as copying received data in a larger buffer to make it available for application, could be implemented here. This routine is executed in Interrupt context.

References

from examples