1e41f4b71Sopenharmony_ci# sleep.h 2e41f4b71Sopenharmony_ci 3e41f4b71Sopenharmony_ci 4e41f4b71Sopenharmony_ci## 概述 5e41f4b71Sopenharmony_ci 6e41f4b71Sopenharmony_ci声明sleep和yield C接口。 7e41f4b71Sopenharmony_ci 8e41f4b71Sopenharmony_ci**起始版本：** 10 9e41f4b71Sopenharmony_ci 10e41f4b71Sopenharmony_ci**相关模块：**[FFRT](_f_f_r_t.md) 11e41f4b71Sopenharmony_ci 12e41f4b71Sopenharmony_ci 13e41f4b71Sopenharmony_ci## 汇总 14e41f4b71Sopenharmony_ci 15e41f4b71Sopenharmony_ci 16e41f4b71Sopenharmony_ci### 函数 17e41f4b71Sopenharmony_ci 18e41f4b71Sopenharmony_ci| 名称 | 描述 | 19e41f4b71Sopenharmony_ci| -------- | -------- | 20e41f4b71Sopenharmony_ci| FFRT_C_API int [ffrt_usleep](_f_f_r_t.md#ffrt_usleep) (uint64_t usec) | 睡眠usec微秒。 | 21e41f4b71Sopenharmony_ci| FFRT_C_API void [ffrt_yield](_f_f_r_t.md#ffrt_yield) (void) | 当前任务主动放权，让其他任务有机会调度执行。 | 22