初始化部分，加上CDC 回调，
3 g5 M9 s/ g; ^( f5 J+ d主要在枚举不通过，CH340是0XFF的类，标准的是CDC 类为0x02,然后就是修改
1 j! a& t# R- V#define  CH340X_CLASS   0xff
if((pphost->device_prop.Itf_Desc[0].bInterfaceClass  == CH340X_CLASS)&& \
/ G$ v: ~( z* v4 E                        (pphost->device_prop.Itf_Desc[0].bInterfaceSubClass  == 0x01) && \
2 P0 s' X7 R( U) ^" y      (pphost->device_prop.Itf_Desc[0].bInterfaceProtocol == 0x02)){
5 m/ B+ v* A8 D. V               
/ B6 w) C1 G$ \! G. T. Q+ \                                ret = 0x02;
  `) P  s* m- F: _2 F) {            /*Collect the notification endpoint address and length*/
    CDC_Machine.CDC_CommItf.ep_addr = pphost->device_prop.Ep_Desc[0][2].bEndpointAddress;
    CDC_Machine.CDC_CommItf.length  = pphost->device_prop.Ep_Desc[0][2].wMaxPacketSize;

* X; U- E& b# @# X9 L    if(pphost->device_prop.Ep_Desc[0][2].bEndpointAddress & 0x80)
7 x* A2 ~0 A2 D/ x/ W' O& Q; q+ Z    {
: [/ B. O- d! n& Q: }      CDC_Machine.CDC_CommItf.notificationEp =\
        (pphost->device_prop.Ep_Desc[0][2].bEndpointAddress);
  g- M" Y9 z( V3 C( g/ n$ O4 `# {: g" J+ Y    }

1 f7 R  r* L1 B

謝謝樓主的分享,辛苦了.

没怎么明白，不过还是谢谢