h] struct dwc3 { // 端点0的USB控制请求, 即ep0out接收到的setup请求,如Get Descriptor, Set Interface等命令 struct usb_ctrlrequest *ctrl_req; struct dwc3_trb *ep0_trb; // 端点0控制传输的trb // 使用kzalloc函数分配的, 不是dma_alloc_coherent函数 // Get Status和Set Sel等标准请求需要用到该...
有线网络接口卡(通讯接口卡)/Fieldbus interface 子目注释 | 实例 | 详情 8536901900 通讯线接头(品牌ABB.焊接机器人用.三位RJ45接 子目注释 | 实例 | 详情 8517623990 通讯接线模组(使用有线连接方式连接电子元 子目注释 | 实例 | 详情 8517623990 光纤收发器(ASML.传输通讯信号用.有线.用于以 子目注释 | 实例...
NI-USB-GPIB-HS USB转GPIB卡1.产品简介通用接口总线(General-Purpose Interface Bus,GPIB)是一种设备和计算机连接的总线。大多数台式仪器是通过GPIB线以及GPIB接口与电脑相连。NI-USB-GPIB-HS USB转GPIB卡是由IEEE协会规定的一种ANSI/IEEE488标准。GPIB卡为PC机与可编程仪器之间的连接系统定义了电气、机械、功能和软...
HS Code 8471900090 Production Capacity 5000pieces/Per Month Product Description ACS USB Interface RFID Contactless NFC Smart Card Reader (ACR122U-A9)- The World's First NFC Card Reader compliant to CCID Standard General ACR122 is a PC-linked contactless smart ca...
Product Details Customization: Available Material: Aluminum Alloy Housing Interface Type: USB 3.0Contact Supplier Chat Still deciding? Get samples of US$ 20/Piece ! Request Sample Tyshen Technology Co., Limited Rating 5.0 Diamond Member Since 2011 Audited Supplier ...
HS Code 85176235 Production Capacity 100, 000PCS/Month Product Description 4 in 1 USB C HUBUSB Type-C Spectification: 1*USB 3.0 3*USB 2.0 Product Description: USB 3.0*1,Super speed data transfer USB 2.0*3,speed data transfer Material: ABS Plug and play, Hot swap Apply to PC/Tablet...
HS Code 841459909 Production Capacity 300000PCS/Month Product Description Mini USB Fan Features: Supplying adequate and comfortable air volume, with super mute, ultra-quiet design. Plug and play, easily suitable for power bank, PC, pad, etc, via USB interface. Flexible, portable and...
Interface Type USB Production Process Injection Customized Customized Working Frequency Low Frequency Feature Moistureproof Cards Support Dual Card Transport Package Polybag&Cartons Specification RoHS, UL Trademark Antenk Origin China HS Code 8536909000 Production Capacity 10000000 Pro...
Interface USB+LAN/USB/USB+Serial Printer Head Chinese Printer Head Printing Width 80mm / 3 Inch Speed 260mm/Sec Reliabiliy 100 Kms Weight 2 Kgs Color Black Warranty 1 Year Transport Package 1set / Carton, Plastic Bags & Foams & Carton Specification 202 x 141 x 13...
这类请求有:USB_REQ_GET_DESCRIPTORUSB_REQ_SET_CONFIGURATIONUSB_REQ_GET_CONFIGURATIONUSB_REQ_SET_INTERFACEUSB_REQ_GET_INTERFACEUSB_REQ_GET_STATUS // 底层 UDC 驱动无法处理的话, gadget driver 来处理USB_REQ_CLEAR_FEATURE // 底层 UDC 驱动无法处理的话, gadget driver 来处理USB_REQ_SET_FEATURE //...