我板子没有留jtag接口,只留了SW四根线,SWD下载经常不正常,显示如下信息
No Cortex-M SW Device Found
Load "..\Output\STM32-DEMO.axf"
Set jtag Project File to "C:UsershejinDesktop5-野火M3-流水灯USERjtagSettings.ini"
* jtag Info: Device "STM32F103CB" selected (128 KB flash, 20 KB RAM).
jtag info:
------------
DLL: V4.68a, compiled Apr 12 2013 13:26:50
Firmware: jtag ARM ARM compiled Nov 14 2012 22:34:52
Hardware: ARM.00
S/N : 270676280
Feature(s) : RDI,FlashDL,FlashBP,JFlash,GDBFULL
* jtag Info: STM32F1xxx: Can not attach to CPU. Trying connect under reset.
表现就是有时候能下载,有时候不能下载。
大家有什么想法吗? |