摘要:
http://blog.csdn.net/xgbing/article/details/7002558USB Mass Storage 6.7 The Thirteen Class章节的理解Case(1), case(6), case(12)状态下是正常的数据传输,被称为“The thin diagonal”。其它的状态是协议外的内容,是一些判断。6.7.1 主机期望发起一次无数据传输的命令CBW包中的dCBWDataTransferLength字段=0,Direction位不考虑。主机做的工作:(1) 发送一个CBW(2) 偿试接收CSW(3) 如果在STALL状态下接收到CSW:先清空BU 阅读全文
摘要:
http://www.allapplabs.com/eclipse/eclipse_shortcuts.htmEclipse ShortcutsNavigational ShortcutsF10Main menuShift F10Context menuCtrl F10View menuWorkspace navigationF12Activate editorCtrl+Shift+WSwitch editorCtrl F6Next editorCtrl Shift F6Prev editorCtrl F7Next workspaceCtrl Shift F7Prev workspaceCtr 阅读全文
摘要:
How do I make a lower case string in Eclipse to be upper case?Using Eclipse, I want to select a string and either uppercase it or lower case it.How?By default, the hotkey :changes to lower case : CTRL + SHIFT + Ychanges to upper case : CTRL + SHIFT + Xdo you know if this can be added to the Eclipse 阅读全文
摘要:
http://bbs.csdn.net/topics/380028485整型常量的类型是下列相应表中第一个能表示其值的类型:int --> longint-->longlongint无后缀的十进制整数常量:int,longint,longlongint以字母u或U为后缀的十进制整型常量:unsignedint,unsignedlongint,unsignedlonglongint以字母l或L为后缀的十进制整型常量:longint,longlongint同时以字母u或U和字母l或L为后缀的十进制整型常量:unsignedlongint,unsignedlonglongint以字母ll 阅读全文