STM32用串口烧程序是为什么老是出现 No response from the target

STM32用串口烧程序是为什么老是出现 No response from the target No response From the authenti cation 在STM32串口接收程序里 USART_GetFlagStatus(USART1,USART_FLAG_ORE)==RE no response from the authentication server unable to connet 我用串口与GSM连接时,出现no dial tone,是什么原因啊 There was no response from the application web server for th the RNA molecules transcribed from target gene. 重装系统出现no enough room on target partition字样 英语翻译我在玩奇迹世界的时候～登进去的时候,跳出来no response from the uathentication 在运行串口程序时,显示错误invalid port number,为什么? 为什么我玩最三国登陆的时候出现Exception has been thrown by the target of an "The response from the kids has been amazing," Lecour said.