RT_Device_Class_CAN, /**< CAN device */ RT_Device_Class_RTC, /**< RTC device */ RT_Device_Class_Sound, /**< Sound device */ RT_Device_Class_Graphic, /**< Graphic device */ RT_Device_Class_I2CBUS, /**< I2C bus device */ RT_Device_Class_USBDevice, /**< USB slave device...
rt_device_close(uart_dev); uart_dev=RT_NULL; } uart_is_config=RT_FALSE; uart_dev=rt_device_find(UART_NAME); serial_config.baud_rate=uart_config.baudrate; serial_config.stop_bits=uart_config.stopbit; serial_config.parity=uart_config.parity; serial_config.data_bits=uart_config.databit; ...
static void idle_hook(void) { /* 在空闲线程的回调函数里喂狗 */ rt_device_control(wdg_dev, RT_DEVICE_CTRL_WDT_KEEPALIVE, NULL); } 2.4 关闭看门狗 当应用程序完成看门狗操作后,可以关闭看门狗设备,通过如下函数完成: rt_err_t rt_device_close(rt_device_t dev); 关闭设备接口和打开设备接口需...
ret = rt_device_open(device, flags); if (ret == RT_EOK) return 0; return ret; } static int serial_fops_close(struct dfs_fd *fd) { rt_device_t device; device = (rt_device_t)fd->data; rt_device_set_rx_indicate(device, RT_NULL); ...
rt_err_t rt_device_close(rt_device_t dev); !!! note “注意事项” 关闭设备接口和打开设备接口需配对使用,打开一次设备对应要关闭一次设备,这样设备才会被完全关闭,否则设备仍处于未关闭状态。 3.4 控制设备 通过命令控制字,应用程序也可以对设备进行控制,通过如下函数完成: rt_err_t rt_device_control(...
dfs/elm - 在mkfs中加入device_open/close dfs/jffs2 - 修正jffs2_opn/opendir中的f_flag初始化问题 dfs/jffs2 - 修正jffs2卸载问题 pthread - 修正一处编译警告 drivers/pipe - 增加rt_pipe_init/rt_pipe_detach drivers/pipe - 增加非阻塞读写和强制写模式 ...
rt_err_trt_device_close(rt_device_tdev); 关闭设备接口和打开设备接口需配对使用,打开一次设备对应要关闭一次设备,这样设备才会被完全关闭,否则设备仍处于未关闭状态。 传感器设备使用示例 传感器设备的具体使用方式可以参考如下示例代码,示例代码的主要步骤如下: ...
Fix do RT_DEVICE_CTRL_CLOSE cmd when close serial device regardless of DMA config Update lwip Fix lwIP critical section protection bug Set default lwip stack for old bsp folder. Change default lwip stack to lwip2.0.3 Fix delete useless code. The "event_callback" will be change by RT-Thr...
Windows.Devices.HumanInterfaceDevice Windows.Devices.I2c Windows.Devices.I2c.Provider Windows.Devices.Input Windows.Devices.Input.Preview Windows.Devices.Lights Windows.Devices.Lights.Effects Windows.Devices.Midi Windows.Devices.Perception Windows.Devices.Perception.Provider ...
intrt_hw_lcd_init(void){rt_err_t ret;lcd.device.type=RT_Device_Class_Graphic;#ifdefRT_USING_DEVICE_OPSlcd.device.ops=&lcd_ops;#elselcd.device.init=imx6ull_lcd_init;lcd.device.open=RT_NULL;lcd.device.close=RT_NULL;lcd.device.read=RT_NULL;lcd.device.write=RT_NULL;lcd.device.control...