usb_serial_tty_driver->init_termios.c_ispeed = 9600; usb_serial_tty_driver->init_termios.c_ospeed = 9600; tty_set_operations(usb_serial_tty_driver, &serial_ops); result = tty_register_driver(usb_serial_tty_driver); if (result) { printk(KERN_ERR "usb-serial: %s - tty_register_dri...
The UGREEN CM253 is a USB 2.0 to RS-485/422 Serial Converter designed to enable communication between a computer and serial devices such as industrial control systems, printers, scanners, and other similar devices. The converter supports both RS-485 and
USB转串口DB9端口设置 安装好USB转串口DB9驱动程序,在【设备管理器】可见相关Profolic USB设备。 1.依次点击[设备管理器]--[端口],并右击ProlificUSB-to-Serial comm Port(COM18),在弹出的下拉菜单中,选择[属性] 2.在属性窗口里选择[端口设置]--[高级],将[COM端口号]设置为闲置COM端口(如COM2),并点击[确...
/* Driver structure we register with the USB core */ static struct usb_driver usb_serial_driver = { .name ="usbserial", .probe =usb_serial_probe, .disconnect =usb_serial_disconnect, .suspend =usb_serial_suspend, .resume =usb_serial_resume, .no_dynamic_id =1, }; /* There is no M...
安装好USB转串口DB9驱动程序,在【设备管理器】可见相关Profolic USB设备。 1.依次点击[设备管理器]--[端口],并右击ProlificUSB-to-Serial comm Port(COM18),在弹出的下拉菜单中,选择[属性] 2.在属性窗口里选择[端口设置]--[高级],将[COM端口号]设置为闲置COM端口(如COM2),并点击[确定]键,设置完毕。 3....
Linux发行版自带usb to serial驱动,以模块方式编译驱动,在内核源代码目录下运行Make MenuConfig选择Devces drivers-->USB seupport--> <M>USB Serial Converter support --> <M> USB driver for GSM and CDMA modems & [*]USB Generic Serial Driver,保存退出。运行make modules,编译成功后可找到usbtoserial....
USB转串口驱动代码分析 DriverObject->DriverExtension->AddDevice = USB2COM_PnPAddDevice; 步一、调用USB2COM_CreateDeviceObject创建功能设备对象(FDO) (1) IoCreateDevice系统API的原理为: [plain]view plaincopy NTKERNELAPI NTSTATUS IoCreateDevice( IN PDRIVER_OBJECT DriverObject,...