if(RT_EOK != rt_device_control(serial, RT_DEVICE_CTRL_CONFIG, &config)) { rt_kprintf("配置串口设备失败\n"); return RT_ERROR; } rt_kprintf("配置串口设备成功!\n"); /* step4:以中断接收及轮询发送模式打开串口设备 */ if(RT_EOK != rt_device_open(serial, RT_DEVICE_FLAG_INT_RX)) ...
ERROR: You don't have permission to access Allwinner USB FEL deviceubuntu18@ubuntu:~/Workspace/F1C200S/RTOS/f1c100s_rt-thread/tools/sunxi-tools$ sudo ./sunxi-fel spiflash-infoManufacturer: Unknown (00h), model: C8h, size: 131072 bytes.ubuntu18@ubuntu:~/Workspace/F1C200S/RTOS/f1c100s_...
1rt_err_t rt_device_control(rt_device_t dev, rt_uint8_t cmd, void* arg); 1. 硬件定时器设备支持的命令控制字如下所示: 获取定时器特征信息参数 arg 为指向结构体 struct rt_hwtimer_info 的指针,作为一个输出参数保存获取的信息。 设置定时器模式时,参数 arg 可取如下值: 1HWTIMER_MODE_ONESHOT 单...
RT_DEVICE_OFLAG_RDWR);if(ret!=RT_EOK){QSH(" #! timer14 open failed\n");}rt_device_set_rx_indicate(tim14,tim14_callback);rt_uint32_tfreq=1000;rt_device_control(tim14,HWTIMER_CTRL_FREQ_SET,&freq);rt_hwtimer_mode_tmode=HWTIMER_MODE_PERIOD;rt...
rt_err_t rt_device_control( rt_device_t dev, rt_uint8_t cmd, void * arg); 描述 d€V 设备句柄 tmdl 命令控制字」可取值;RT_DEV1ICE^CTRL.CONFIG arg 控制的参数f可取类型:struct 5crial_configuire 返回 — RT.EOK -RT.ENOSYS 执行失败「畠凶为空 其他错淚码执行失败 ...
rt_device_control(dev_uart4, RT_DEVICE_CTRL_CONFIG, (void *)&uart4_config); // 第一个参数设备 第二个参数是选择对设备进行配置 第三个参数为配置的结构体地址 rt_device_set_rx_indica te(dev_uart4, uart_rcall); //配置中断接收的函数 第二个参数是函数名为串口回调函数 ...
}staticrt_err_t at24cxx_control(rt_device_t dev,intcmd,void*args) {returnRT_EOK; }/** * @brief at24cxx设备读操作 * @param[in] dev 设备句柄 * @param[in] pos i2c写寻址地址 * @param[in] *buffer 读出数据的指针 * @param[in] size 读出数据的长度 ...
返回值:成功返回0,失败返回1 8)定时器控制 函数声明: rt_err_t rt_timer_control(rt_timer_t timer, int cmd, void *arg); cmd命令定义查看 #define RT_TIMER_CTRL_SET_TIME 0x0 /**< set timer control command */#define RT_TIMER_CTRL_GET_TIME 0x1 /**< get timer control command */#defin...
rt_device_control(device, RT_DEVICE_CTRL_BLK_GETGEOME, &geometry); *(DWORD *)buff = geometry.block_size/geometry.bytes_per_sector; }returnRES_OK; } 开发者ID:comrid1987,项目名称:jb3500,代码行数:40,代码来源:dfs_elm.c 示例10: _rtgui_listctrl_get_scrollbar_rect ...
rt_size_t (*write) (rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size); rt_err_t (*control)(rt_device_t dev, int cmd, void *args); 这里引用官方的说明: 2.2.2 销毁设备 此函数不一定需要使用,但是有创建就应该有销毁: ...