HardFault_Handle硬件错误中断，bus fault

发布于 2021-07-28 12:17:48 浏览：1797 订阅该版

RT-THREAD系统下的程序，出现硬件错误：

具体错误代码如下：
```
psr: 0x61000000
r00: 0x24001668
r01: 0x00000000
r02: 0x0806fe83
r03: 0x00000010
r04: 0x12ba74da
r05: 0x00000002
r06: 0x00000000
r07: 0x240093b8
r08: 0x240045d4
r09: 0x24006cbc
r10: 0x240045dc
r11: 0x24000a8c
r12: 0x00000000
 lr: 0x0804168b
 pc: 0x080416a4
hard fault on thread: logtask

thread           pri  status      sp     stack size max used left tick  error
---------------- ---  ------- ---------- ----------  ------  ---------- ---
control            3  suspend 0x0000010c 0x00001000    17%   0x0000000e 000
sensor             2  suspend 0x00000108 0x00001800    08%   0x00000014 000
logtask           30  ready   0x00000168 0x00001000    21%   0x000000c8 000
tshell            21  suspend 0x00000098 0x00000400    14%   0x0000000a 000
tidle             31  ready   0x00000060 0x00000100    46%   0x00000005 000
main              10  suspend 0x00000104 0x00000c00    19%   0x0000000c 000
FPU active!

bus fault:
SCB_CFSR_BFSR:0x82 PRECISERR SCB->BFAR:12BA74DA
```