DMA_Config() function

None

This function is used to : -1- Enable DMA2 clock -2- Select the DMA functional Parameters -3- Select the DMA instance to be used for the transfer -4- Select Callbacks functions called after Transfer complete and Transfer error interrupt detection -5- Initialize the DMA stream -6- Configure NVIC for DMA transfer complete/error interrupts -7- Start the DMA transfer using the interrupt mode