STM32F103C8T6,keil MDK472 SWD下载模式或调试总是出现Error: Flash Download failed - “Cortex-M3“解决
ARM32-bitCortex-M3Microcontroller,72MHz,64kBFlash,20kBSRAM,PLL,EmbeddedInternalRC8MHzand32kHz,Real-TimeClock,NestedInterruptController,PowerSavingModes,JTAGandSWD,3Synch.16-bitTimerswithInputCapture,O