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how to send a int32 with HAL_I2SEx_TransmitReceive_DMA

Question asked by elgarbe on Aug 7, 2015
Latest reply on Aug 8, 2015 by elgarbe
Hello, I'm using I2S interface of my 411RE uC. I nee to send some int32 (positive and negative number) becouse my codec expect int32 format. But HAL_I2SEx_TransmitReceive_DMA expect unsigned number. So how do I do to send signed integer using that HAL function?