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STM32F411 HardFault

Question asked by bean li on Aug 16, 2017
Latest reply on Aug 17, 2017 by Clive One

There is much information for the hard fault:

SCB->HFSR: 40000000

SCB->CFSR: 400

MSP: 2000fb58 PSP: 200193b8  LR: fffffff1
r0: 0
r1: 2000dcd0
r2: 8000529
r3: 1
r12: 0
LR: 0
PC: 8030ba0
PSR: 2100000f



what method can solve ?


it's imprecise data bus error, i don't know how to do .


can you help me ? thanks