diff options
| author | armink <[email protected]> | 2018-05-31 17:11:04 +0800 |
|---|---|---|
| committer | armink <[email protected]> | 2018-05-31 17:11:04 +0800 |
| commit | 62ed2b9d0f1eae6fe77afceca1ec4348d35aac8f (patch) | |
| tree | 93e6f4205327048d7750909eda308c8b7ec57c9c /bsp | |
| parent | 63c4373a5eee6adc7dfc042854b0709df7d42772 (diff) | |
[bsp][stm32f429-apollo] Change the SDIO initialization frequency to 400K for improve reliability.
Diffstat (limited to 'bsp')
| -rw-r--r-- | bsp/stm32f429-apollo/drivers/drv_sdio_sd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/bsp/stm32f429-apollo/drivers/drv_sdio_sd.c b/bsp/stm32f429-apollo/drivers/drv_sdio_sd.c index d37543e23e..688cf0cb65 100644 --- a/bsp/stm32f429-apollo/drivers/drv_sdio_sd.c +++ b/bsp/stm32f429-apollo/drivers/drv_sdio_sd.c @@ -21,7 +21,7 @@ rt_uint8_t SD_Init(void) SDCARD_Handler.Init.ClockPowerSave=SDIO_CLOCK_POWER_SAVE_DISABLE; //����ʱ���ر�ʱ�ӵ�Դ SDCARD_Handler.Init.BusWide=SDIO_BUS_WIDE_1B; //1λ������ SDCARD_Handler.Init.HardwareFlowControl=SDIO_HARDWARE_FLOW_CONTROL_DISABLE;//�ر�Ӳ������ - SDCARD_Handler.Init.ClockDiv=SDIO_TRANSFER_CLK_DIV; //SD����ʱ��Ƶ�����25MHZ + SDCARD_Handler.Init.ClockDiv=SDIO_INIT_CLK_DIV; //��ʼ��ʱ��Ϊ400KHZ SD_Error=HAL_SD_Init(&SDCARD_Handler,&SDCardInfo); if(SD_Error!=SD_OK) return 1; |