EC_M031_Play_Wav_file_from_SPI_Flash_V1.00.zip
(2.11 MB, 下载次数: 11)
- int32_t main(void)
- {
- uint32_t MidDid;
- TCHAR sd_path[] = { '0', ':', 0 }; /* SD drive started from 0 */
- /* Unlock protected registers */
- SYS_UnlockReg();
- /* Init System, IP clock and multi-function I/O. */
- SYS_Init();
- /* Init UART to 115200-8n1 for print message */
- UART_Open(UART0, 115200);
- QSpiInit();
- MidDid = QSpiReadMidDid();
- printf("\nMID and DID = 0x%x\n\r", MidDid);
- printf("\nstart to play test.wav file");
- f_chdrive(sd_path); /* set default path */
- /* Init I2C1 to access NAU8822 */
- I2C1_Init();
- /* Reset NAU88L25 codec */
- NAU88L25_Reset();
- /* Set PE.13 low to enable phone jack on NuMaker board. */
- SYS->GPE_MFPH &= ~(SYS_GPE_MFPH_PE13MFP_Msk);
- GPIO_SetMode(PE, BIT13, GPIO_MODE_OUTPUT);
- PE13 = 0;
- /* Initialize NAU88L25 codec */
- CLK_SysTickDelay(20000);
- NAU88L25_Setup();
- /* Configure PDMA and use Scatter-Gather mode */
- PDMA_Init();
- WAVPlayer();
- while(1);
- }
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