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XFusion API v1.3.0
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xf_hal 的 pwm(脉冲宽度调制) 设备抽象。 更多...

结构体 | |
| struct | _xf_hal_pwm_config_t |
| 用于对接 pwm 设置的参数。 更多... | |
类型定义 | |
| typedef uint32_t | xf_pwm_num_t |
| pwm 序号。 | |
| typedef enum _xf_hal_pwm_cmd_t | xf_hal_pwm_cmd_t |
| 用于对接 pwm 设置的命令。 | |
| typedef struct _xf_hal_pwm_config_t | xf_hal_pwm_config_t |
| 用于对接 pwm 设置的参数。 | |
枚举 | |
| enum | _xf_hal_pwm_cmd_t { XF_HAL_PWM_CMD_DEFAULT = 0x0 , XF_HAL_PWM_CMD_ENABLE = 0x1 << 0 , XF_HAL_PWM_CMD_FREQ = 0x1 << 1 , XF_HAL_PWM_CMD_DUTY = 0x1 << 2 , XF_HAL_PWM_CMD_DUTY_RESOLUTION = 0x1 << 3 , XF_HAL_PWM_CMD_IO_NUM = 0x1 << 4 , XF_HAL_PWM_CMD_ALL = 0x7FFFFFFF } |
| 用于对接 pwm 设置的命令。 更多... | |
函数 | |
| xf_err_t | xf_hal_pwm_init (xf_pwm_num_t pwm_num, uint32_t freq, uint32_t duty) |
| pwm 初始化函数。使用 pwm 之前必须要进行初始化。 | |
| xf_err_t | xf_hal_pwm_deinit (xf_pwm_num_t pwm_num) |
| pwm 反初始化函数。恢复到未初始化状态且回收相关资源。 | |
| xf_err_t | xf_hal_pwm_enable (xf_pwm_num_t pwm_num) |
| pwm 启用函数。启用后,pwm 信号开始输出。 | |
| xf_err_t | xf_hal_pwm_disable (xf_pwm_num_t pwm_num) |
| pwm 禁用函数。禁用后,pwm 将不会输出。 | |
| xf_err_t | xf_hal_pwm_set_freq (xf_pwm_num_t pwm_num, uint32_t freq) |
| pwm 设置输出频率。 | |
| xf_err_t | xf_hal_pwm_set_duty (xf_pwm_num_t pwm_num, uint32_t duty) |
| pwm 设置占空比。 | |
| xf_err_t | xf_hal_pwm_set_duty_resolution (xf_pwm_num_t pwm_num, uint32_t duty_resolution) |
| pwm 设置占空比分辨率。 | |
| xf_err_t | xf_hal_pwm_set_gpio (xf_pwm_num_t pwm_num, xf_gpio_num_t io_num) |
| pwm 设置 gpio 占空比。 | |
| uint32_t | xf_hal_pwm_get_freq (xf_pwm_num_t pwm_num) |
| pwm 获取输出频率。 | |
| uint32_t | xf_hal_pwm_get_duty (xf_pwm_num_t pwm_num) |
| pwm 获取占空比。 | |
| bool | xf_hal_pwm_is_enable (xf_pwm_num_t pwm_num) |
| pwm 是否启用。 | |
xf_hal 的 pwm(脉冲宽度调制) 设备抽象。
在文件 xf_hal_pwm.h 中定义.