Hi! I'm implementing a UART code and notice that there are some functions that exist on Harmony 2 but not in Harmony 3 like these:DRV_USART_ByteTransmitCallbackSet( DRV_USART_INDEX_0, USART_4_TransmitEventHandler );DRV_USART_ByteReceiveCallbackSet( DRV_US..
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