V1.41 修改到ch3，preamble 改成64

zhyinch

2021-03-04 1ee47e9f40e3a7c1681d61a89a9367c80a561a0f

 源码/核心板/Src/application/global_param.c

@@ -52,7 +52,7 @@
   
//   if(g_com_map[0] != 0x55AA)
//   {

//        returnfactory_parameter();
//   }   
}