[Hard fault handler00000000 R0 = 40003800 R1 = 00000004 R2 = 00000001 R3 = 00000082 R12 = 01010101 LR [R14] (subroutine call return address) = 080094cf PC [R15] (program counter) = 0802090e PSR = 4100002e BFAR = e000ed38 CFSR = 00000000 HFSR = 00000000 DFSR = 00000000 AFSR = 00000000 SCB_SHCSR = 00000000 impure_ptr = 08021d4c 00000026 20000082 0000001a