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cc2530使用串口通信跳进ROM_MONITOR_NOPS中断卡死

Other Parts Discussed in Thread: CC2530

使用cc2530的串口0与STM32设备通信,发送的数据大小16个字节,刚开始能正常发送,发了一会儿后卡死,调试发现进入了ROM_MONITOR_NOPS中断,去掉串口重跑程序是没问题的,请问下这是因为没有清除串口缓冲区数据导致rom占满了吗