USB的HID键盘 报告

0x05, 0x01,   //   USAGE_PAGE (Generic Desktop)

0x09, 0x06,   //   USAGE (Keyboard)
0xa1, 0x01,   //   COLLECTION (Application)
0x05, 0x07,   //USAGE_PAGE (Keyboard)
0x19, 0x29,   //USAGE_MINIMUM (Keyboard ESCAPE)
0x29, 0xe7,   //USAGE_MAXIMUM (Keyboard RightAlt)
0x15, 0x00,   //LOGICAL_MINIMUM (0)
0x25, 0x01,   //LOGICAL_MAXIMUM (1)
0x95, 0x08,   //REPORT_COUNT (8)
0x75, 0x01,   //REPORT_SIZE (1)
0x81, 0x02,   //INPUT (Data,Var,Abs)
0x95, 0x01,   //REPORT_COUNT (1)
0x75, 0x08,   //REPORT_SIZE (8)
0x81, 0x03,   //INPUT (Cnst,Var,Abs)
0x95, 0x06,   //REPORT_COUNT (6)
0x75, 0x08,   //REPORT_SIZE (8)
0x25, 0xff,          //  LOGICAL_MAXIMUM (255)
0x19, 0x00,   //USAGE_MINIMUM (Reserved (no event indicated))
0x29, 0x65,   //USAGE_MAXIMUM (Keyboard Application)
0x81, 0x00,   //INPUT (Data,Ary,Abs)
0x15, 0x01,   //LOGICAL_MINIMUM (1)
0x95, 0x05,   //REPORT_COUNT (5)
0x75, 0x01,   //REPORT_SIZE (1)

0xc0             //   END_COLLECTION

此份报告，不能报告ALT+F4,具体为什么还不知道！尚待探讨

发送的收假设有Buffer[8],则Buffer[2]存储的按键值！Buffer[0],的Bit0是Ctrl键按下，Bit1 是Shift键下，Bit2是Alt键按下。