临时修复消毒时发送加热指令失败的BUG

src/iflytop/components/zcanreceiver/zcanreceiverhost.cpp

@@ -23,6 +23,8 @@ void ZCanReceiverHost::registerListener(onpacket_t onpacket) { m_onpacket = onpa
 
 shared_ptr<ZCanReceiverCMD> ZCanReceiverHost::sendcmdblock(shared_ptr<ZCanReceiverCMD> cmd, int overtime_ms) {  //
   lock_guard<mutex> lock(m_txblocklock);
+  //加这个延时是因为，曾经出现一个BUG，当发送一条指令成功后，立马下发第二条指令，第二条指令会发送失败，原因未知
+  usleep(10 * 1000);
 
   m_index++;
   if (m_index == 0) {