1 Reply Latest reply on Aug 22, 2012 5:29 AM by rama.sai.krishna.vakkantula

    Using I2S-pins as GPIO's with 32bit GPIF?

    robert.kliemann

      Hi,

         

      if I set the FX3 to use 32bit GPIF: can I use the I2S-pins [GPIO50...52, 57] as simple or complex GPIO's?

         

      The FX3's pin-decription doesn't show this clearly:

         

       

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             
          GPIO+SPIGPIO+UARTGPIO onlyGPIF II - 32
      (FX3)+UART+I2S
      GPIO+I2SUART+SPI+I2S
      D1VIO3I/OGPIO[50]GPIOGPIOGPIOI2S_CLKGPIOI2S_CLK
      D2VIO3I/OGPIO[51]GPIOGPIOGPIOI2S_SDGPIOI2S_SD
      D3VIO3I/OGPIO[52]GPIOGPIOGPIOI2S_WSGPIOI2S_WS
      C1VIO4I/OGPIO[54]SPI_SSNUART_CTSGPIOUART_CTSI2S_CLKSPI_SSN
      C2VIO4I/OGPIO[55]SPI_MISOUART_TXGPIOUART_TXI2S_SDSPI_MISO
      D5VIO4I/OGPIO[56]SPI_MOSIUART_RXGPIOUART_RXI2S_WSSPI_MOSI
      C4VIO4I/OGPIO[57]GPIOGPIOGPIOI2S_MCLKI2S_MCLKI2S_MCLK
         

      Regards!