本发明实施例公开了一种Linux内核模块获取usb_bus_type符号地址的方法,其特征是,具体包括以下方法:查找内核pci总线地址;遍历pci总线上的子设备,查找usb控制器设备;对usb控制器设备进行内核结构体转换,获取usb总线地址.还公开了一种Linux内核模块获取usb_bus_type符号地址的系统.本发明通过遍历pci总线上的子设备查找usb...
typedef NTSTATUS (USB_BUSIFFN *PUSB_BUSIFFN_QUERY_CONTROLLER_TYPE) ( IN PVOID, OUT PULONG, OUT PUSHORT, OUT PUSHORT, OUT PUCHAR, OUT PUCHAR, OUT PUCHAR, OUT PUCHAR ); 参数 [in] unnamedParam1 IRP_MN_QUERY_INTERFACE请求在 USB_BUS_INTERFACE_USBDI_V3 结构的 BusContext...
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dev->bus_type=HID_API_BUS_USB; break; } /* Bluetooth devices https://docs.microsoft.com/windows-hardware/drivers/bluetooth/installing-a-bluetooth-device */ if(wcsstr(compatible_id,L"BTHENUM")!=NULL) { dev->bus_type=HID_API_BUS_BLUETOOTH; ...
The utility model relates to a USB (Universal Serial Bus) type fingertip sphygmograph, which comprises a shell, a USB plug and a pulse feeling module which is arranged in the shell. The pulse feeling module comprises a reflective sensor, a multifunctional microcontroller and a driving and detec...
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USB的U直到Type—C才成为完全体 | USB是Universal Serial Bus的缩写,即通用串行总线,按照我的理解,U所表示的通用,最初应该是大家都用我USB,就别再搞别的了,我们建立一个统一的还能热插拔的接口标准。但到了USB自己的体系里...其实一点也不统一(从接口形态的角度来说,因为这是用户能感知的),Type-A和Type-B...
一种拉伸带板的USB Type C连接器及拉伸带板的USB Type C连接器模组 热度: USB 3 0_Universal Serial Bus Specification Version 3.0 热度: Universal Serial Bus Specification V2.0 热度: UniversalSerialBusType-C(USBType-C) FunctionalTestSpecification ...
USB type-C, BUS powered, Host battery charging, DRP Hi, I am looking for a device which can run on BUS power of USB type C ( 5V, 3A ). I am using smartphone(mobile - USB type C) as host which provides power supply to my application board with communication. Also applic...
Describe the bug According to Figure 9-4 in the "Universal Serial Bus Specification Revision 2.0" (usb_20.pdf), the USB device should return D0=1 for self-powered devices, D0=0 for bus powered devices upon USB_SREQ_GET_STATUS for USB_REQ...