[Hard fault] devo10-v4.0.1-01389e8 R0 = 20003e18 R1 = 00000000 R2 = 00000004 R3 = 20003b38 R12 = 00000004 LR [R14] (subroutine call return address) = 08010a2d PC [R15] (program counter) = 20003b38 PSR = 40000000 BFAR = e000ed38 CFSR = 00020000 HFSR = 40000000 DFSR = 00000000 AFSR = 00000000 SCB_SHCSR = 00000000 Top of Stack:2000c000 Stack Detect:2000bf78 Backtrace: 2000bf8c : 08010a2d 2000bfd4 : 0800e9a3 2000bfdc : 0800e9e1 2000bfe4 : 0800eb75 2000bfec : 0800a897 2000bffc : 08028c25 Done