113 lines
2.5 KiB
ReStructuredText
113 lines
2.5 KiB
ReStructuredText
CLOCK
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=============
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Macros
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------------
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无
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Structs
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------------
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无
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Functions
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------------
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bflb_clk_get_system_clock
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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说明: 获取系统时钟频率。
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.. code-block:: c
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:linenos:
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uint32_t bflb_clk_get_system_clock(uint8_t type);
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.. list-table::
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:widths: 10 10
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:header-rows: 1
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* - parameter
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- description
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* - dev
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- 设备句柄
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* - type
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- 外设类型
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**type** 可以填入以下参数：
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.. code-block:: c
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:linenos:
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#define BFLB_SYSTEM_ROOT_CLOCK 0
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#define BFLB_SYSTEM_CPU_CLK 1
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#define BFLB_SYSTEM_PBCLK 2
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#define BFLB_SYSTEM_XCLK 3
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#define BFLB_SYSTEM_32K_CLK 4
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bflb_clk_get_peripheral_clock
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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说明: 获取外设时钟频率。
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.. code-block:: c
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:linenos:
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uint32_t bflb_clk_get_peripheral_clock(uint8_t type, uint8_t idx);
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.. list-table::
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:widths: 10 10
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:header-rows: 1
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* - parameter
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- description
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* - dev
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- 设备句柄
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* - type
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- 外设类型
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* - idx
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- 外设 id
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**type** 可以填入以下参数：
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.. code-block:: c
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:linenos:
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#define BFLB_DEVICE_TYPE_ADC 0
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#define BFLB_DEVICE_TYPE_DAC 1
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#define BFLB_DEVICE_TYPE_AUDIOADC 2
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#define BFLB_DEVICE_TYPE_AUDIODAC 3
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#define BFLB_DEVICE_TYPE_GPIO 4
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#define BFLB_DEVICE_TYPE_UART 5
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#define BFLB_DEVICE_TYPE_SPI 6
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#define BFLB_DEVICE_TYPE_I2C 7
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#define BFLB_DEVICE_TYPE_DMA 8
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#define BFLB_DEVICE_TYPE_I2S 9
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#define BFLB_DEVICE_TYPE_IR 10
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#define BFLB_DEVICE_TYPE_TIMER 11
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#define BFLB_DEVICE_TYPE_PWM 12
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#define BFLB_DEVICE_TYPE_ISO11898 13
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#define BFLB_DEVICE_TYPE_CAMERA 14
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#define BFLB_DEVICE_TYPE_FLASH 15
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#define BFLB_DEVICE_TYPE_QSPI 16
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#define BFLB_DEVICE_TYPE_SDH 17
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#define BFLB_DEVICE_TYPE_SDU 18
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#define BFLB_DEVICE_TYPE_ETH 19
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#define BFLB_DEVICE_TYPE_RTC 20
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#define BFLB_DEVICE_TYPE_CRC 21
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#define BFLB_DEVICE_TYPE_RNG 22
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#define BFLB_DEVICE_TYPE_MIPI 23
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#define BFLB_DEVICE_TYPE_DPI 24
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#define BFLB_DEVICE_TYPE_DSI 25
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#define BFLB_DEVICE_TYPE_CSI 26
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#define BFLB_DEVICE_TYPE_USB 27
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#define BFLB_DEVICE_TYPE_AES 28
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#define BFLB_DEVICE_TYPE_SHA 29
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#define BFLB_DEVICE_TYPE_MD5 30
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#define BFLB_DEVICE_TYPE_TRNG 31
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#define BFLB_DEVICE_TYPE_PKA 32
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#define BFLB_DEVICE_TYPE_CKS 33
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#define BFLB_DEVICE_TYPE_MJPEG 34
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