Here is my debugger output.
Does this make sense to anyone?
UL2CM3.DLL - ULINK2/ME Driver Log
19:49:26:743 (08/05/2022) - WRITE DP Access, Addr 0x00000008, Val 0x00000000, "SWD Write DP - Success" - ID 0
19:49:26:745 (08/05/2022) - WRITE DP Access, Addr 0x00000004, Val 0x50000000, "SWD Write DP - Success" - ID 1
19:49:26:747 (08/05/2022) - READ DP Access, Addr 0x00000004, Val 0xF0000040, "SWD Read DP - Success" - ID 2
19:49:26:749 (08/05/2022) - WRITE DP Access, Addr 0x00000004, Val 0x50000F00, "SWD Write DP - Success" - ID 3
19:49:26:751 (08/05/2022) - WRITE DP Access, Addr 0x00000000, Val 0x0000001E, "SWD Write DP - Success" - ID 4
19:49:26:763 (08/05/2022) - READ AP Access, AP 0, Addr 0x000000FC, Val 0x04770031, "SWD Read AP - Success" - ID 5
19:49:26:763 (08/05/2022) - READ AP Access, AP 0, Addr 0x000000FC, Val 0x04770031, "SWD Read AP - Success" - ID 6
19:49:26:774 (08/05/2022) - WRITE AP Access, AP 0, Addr 0x00000000, Val 0x23000052, "SWD Write AP - Success" - ID 7
19:49:26:778 (08/05/2022) - READ AP Access, AP 0, Addr 0x000000F8, Val 0x41003003, "SWD Read AP - Success" - ID 8
19:49:26:782 (08/05/2022) - READ MEM BLOCK Access, AP 0, Start Addr 0x41003FF0, End Addr 0x41003FFF, "SWD Read Memory Block - Success" - ID 9
Item #0, AP 0, Addr 0x41003FF0, Value 0x0000000D
Item #1, AP 0, Addr 0x41003FF4, Value 0x00000010
Item #2, AP 0, Addr 0x41003FF8, Value 0x00000005
Item #3, AP 0, Addr 0x41003FFC, Value 0x000000B1
19:49:26:784 (08/05/2022) - READ MEM BLOCK Access, AP 0, Start Addr 0x41003FD0, End Addr 0x41003FEF, "SWD Read Memory Block - Success" - ID 10
Item #0, AP 0, Addr 0x41003FD0, Value 0x00000000
Item #1, AP 0, Addr 0x41003FD4, Value 0x00000000
Item #2, AP 0, Addr 0x41003FD8, Value 0x00000000
Item #3, AP 0, Addr 0x41003FDC, Value 0x00000000
Item #4, AP 0, Addr 0x41003FE0, Value 0x000000D0
Item #5, AP 0, Addr 0x41003FE4, Value 0x000000FC
Item #6, AP 0, Addr 0x41003FE8, Value 0x00000009
Item #7, AP 0, Addr 0x41003FEC, Value 0x00000000
19:49:26:784 (08/05/2022) - ROM TABLE: Detected Unknown ROM Table at address 0x41003000 (PID 0x000000000009FCD0, CID 0xB105100D)
19:49:26:786 (08/05/2022) - READ MEM Access, AP 0, Addr 0x41003000, Val 0x9F0FC003, "SWD Read Memory (32 bit) - Success" - ID 11
19:49:26:788 (08/05/2022) - READ MEM BLOCK Access, AP 0, Start Addr 0xE00FFFF0, End Addr 0xE00FFFFF, "SWD Read Memory Block - Success" - ID 12
Item #0, AP 0, Addr 0xE00FFFF0, Value 0x0000000D
Item #1, AP 0, Addr 0xE00FFFF4, Value 0x00000010
Item #2, AP 0, Addr 0xE00FFFF8, Value 0x00000005
Item #3, AP 0, Addr 0xE00FFFFC, Value 0x000000B1
19:49:26:790 (08/05/2022) - READ MEM BLOCK Access, AP 0, Start Addr 0xE00FFFD0, End Addr 0xE00FFFEF, "SWD Read Memory Block - Success" - ID 13
Item #0, AP 0, Addr 0xE00FFFD0, Value 0x00000004
Item #1, AP 0, Addr 0xE00FFFD4, Value 0x00000000
Item #2, AP 0, Addr 0xE00FFFD8, Value 0x00000000
Item #3, AP 0, Addr 0xE00FFFDC, Value 0x00000000
Item #4, AP 0, Addr 0xE00FFFE0, Value 0x000000C0
Item #5, AP 0, Addr 0xE00FFFE4, Value 0x000000B4
Item #6, AP 0, Addr 0xE00FFFE8, Value 0x0000000B
Item #7, AP 0, Addr 0xE00FFFEC, Value 0x00000000
19:49:26:790 (08/05/2022) - ROM TABLE: Detected ROM Table (Cortex-M0+) at address 0xE00FF000 (PID 0x00000004000BB4C0, CID 0xB105100D)
19:49:26:792 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE00FF000, Val 0xFFF0F003, "SWD Read Memory (32 bit) - Success" - ID 14
19:49:26:794 (08/05/2022) - READ MEM BLOCK Access, AP 0, Start Addr 0xE000EFF0, End Addr 0xE000EFFF, "SWD Read Memory Block - Success" - ID 15
Item #0, AP 0, Addr 0xE000EFF0, Value 0x0000000D
Item #1, AP 0, Addr 0xE000EFF4, Value 0x000000E0
Item #2, AP 0, Addr 0xE000EFF8, Value 0x00000005
Item #3, AP 0, Addr 0xE000EFFC, Value 0x000000B1
19:49:26:796 (08/05/2022) - READ MEM BLOCK Access, AP 0, Start Addr 0xE000EFD0, End Addr 0xE000EFEF, "SWD Read Memory Block - Success" - ID 16
Item #0, AP 0, Addr 0xE000EFD0, Value 0x00000004
Item #1, AP 0, Addr 0xE000EFD4, Value 0x00000000
Item #2, AP 0, Addr 0xE000EFD8, Value 0x00000000
Item #3, AP 0, Addr 0xE000EFDC, Value 0x00000000
Item #4, AP 0, Addr 0xE000EFE0, Value 0x00000008
Item #5, AP 0, Addr 0xE000EFE4, Value 0x000000B0
Item #6, AP 0, Addr 0xE000EFE8, Value 0x0000000B
Item #7, AP 0, Addr 0xE000EFEC, Value 0x00000000
19:49:26:796 (08/05/2022) - ROM TABLE: Detected SCS (ARMv6-M) at address 0xE000E000 (PID 0x00000004000BB008, CID 0xB105E00D)
19:49:26:798 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE000EDFC, Val 0x01000000, "SWD Write Memory (32 bit) - Success" - ID 17
19:49:26:800 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE00FF004, Val 0xFFF02003, "SWD Read Memory (32 bit) - Success" - ID 18
19:49:26:802 (08/05/2022) - READ MEM BLOCK Access, AP 0, Start Addr 0xE0001FF0, End Addr 0xE0001FFF, "SWD Read Memory Block - Success" - ID 19
Item #0, AP 0, Addr 0xE0001FF0, Value 0x0000000D
Item #1, AP 0, Addr 0xE0001FF4, Value 0x000000E0
Item #2, AP 0, Addr 0xE0001FF8, Value 0x00000005
Item #3, AP 0, Addr 0xE0001FFC, Value 0x000000B1
19:49:26:804 (08/05/2022) - READ MEM BLOCK Access, AP 0, Start Addr 0xE0001FD0, End Addr 0xE0001FEF, "SWD Read Memory Block - Success" - ID 20
Item #0, AP 0, Addr 0xE0001FD0, Value 0x00000004
Item #1, AP 0, Addr 0xE0001FD4, Value 0x00000000
Item #2, AP 0, Addr 0xE0001FD8, Value 0x00000000
Item #3, AP 0, Addr 0xE0001FDC, Value 0x00000000
Item #4, AP 0, Addr 0xE0001FE0, Value 0x0000000A
Item #5, AP 0, Addr 0xE0001FE4, Value 0x000000B0
Item #6, AP 0, Addr 0xE0001FE8, Value 0x0000000B
Item #7, AP 0, Addr 0xE0001FEC, Value 0x00000000
19:49:26:804 (08/05/2022) - ROM TABLE: Detected DWT (ARMv6-M) at address 0xE0001000 (PID 0x00000004000BB00A, CID 0xB105E00D)
19:49:26:806 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE00FF008, Val 0xFFF03003, "SWD Read Memory (32 bit) - Success" - ID 21
19:49:26:808 (08/05/2022) - READ MEM BLOCK Access, AP 0, Start Addr 0xE0002FF0, End Addr 0xE0002FFF, "SWD Read Memory Block - Success" - ID 22
Item #0, AP 0, Addr 0xE0002FF0, Value 0x0000000D
Item #1, AP 0, Addr 0xE0002FF4, Value 0x000000E0
Item #2, AP 0, Addr 0xE0002FF8, Value 0x00000005
Item #3, AP 0, Addr 0xE0002FFC, Value 0x000000B1
19:49:26:810 (08/05/2022) - READ MEM BLOCK Access, AP 0, Start Addr 0xE0002FD0, End Addr 0xE0002FEF, "SWD Read Memory Block - Success" - ID 23
Item #0, AP 0, Addr 0xE0002FD0, Value 0x00000004
Item #1, AP 0, Addr 0xE0002FD4, Value 0x00000000
Item #2, AP 0, Addr 0xE0002FD8, Value 0x00000000
Item #3, AP 0, Addr 0xE0002FDC, Value 0x00000000
Item #4, AP 0, Addr 0xE0002FE0, Value 0x0000000B
Item #5, AP 0, Addr 0xE0002FE4, Value 0x000000B0
Item #6, AP 0, Addr 0xE0002FE8, Value 0x0000000B
Item #7, AP 0, Addr 0xE0002FEC, Value 0x00000000
19:49:26:810 (08/05/2022) - ROM TABLE: Detected BPU (ARMv6-M) at address 0xE0002000 (PID 0x00000004000BB00B, CID 0xB105E00D)
19:49:26:812 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE00FF00C, Val 0x00000000, "SWD Read Memory (32 bit) - Success" - ID 24
19:49:26:814 (08/05/2022) - READ MEM Access, AP 0, Addr 0x41003004, Val 0x00003003, "SWD Read Memory (32 bit) - Success" - ID 25
19:49:26:816 (08/05/2022) - READ MEM BLOCK Access, AP 0, Start Addr 0x41006FF0, End Addr 0x41006FFF, "SWD Read Memory Block - Success" - ID 26
Item #0, AP 0, Addr 0x41006FF0, Value 0x0000000D
Item #1, AP 0, Addr 0x41006FF4, Value 0x00000090
Item #2, AP 0, Addr 0x41006FF8, Value 0x00000005
Item #3, AP 0, Addr 0x41006FFC, Value 0x000000B1
19:49:26:818 (08/05/2022) - READ MEM BLOCK Access, AP 0, Start Addr 0x41006FD0, End Addr 0x41006FEF, "SWD Read Memory Block - Success" - ID 27
Item #0, AP 0, Addr 0x41006FD0, Value 0x00000004
Item #1, AP 0, Addr 0x41006FD4, Value 0x00000000
Item #2, AP 0, Addr 0x41006FD8, Value 0x00000000
Item #3, AP 0, Addr 0x41006FDC, Value 0x00000000
Item #4, AP 0, Addr 0x41006FE0, Value 0x00000032
Item #5, AP 0, Addr 0x41006FE4, Value 0x000000B9
Item #6, AP 0, Addr 0x41006FE8, Value 0x0000001B
Item #7, AP 0, Addr 0x41006FEC, Value 0x00000000
19:49:26:818 (08/05/2022) - ROM TABLE: Detected MTB-M0+ (Cortex-M0+) at address 0x41006000 (PID 0x00000004001BB932, CID 0xB105900D)
19:49:26:820 (08/05/2022) - READ MEM Access, AP 0, Addr 0x41003008, Val 0x00000000, "SWD Read Memory (32 bit) - Success" - ID 28
19:49:26:822 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000ED00, Val 0x410CC601, "SWD Read Memory (32 bit) - Success" - ID 29
19:49:26:824 (08/05/2022) - READ DP Access, Addr 0x00000004, Val 0xF0000040, "SWD Read DP - Success" - ID 30
19:49:26:826 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE000EDFC, Val 0x00000001, "SWD Write Memory (32 bit) - Success" - ID 31
19:49:26:828 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE000EDF0, Val 0xA05F0003, "SWD Write Memory (32 bit) - Success" - ID 32
19:49:26:830 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE000EDFC, Val 0x01000000, "SWD Write Memory (32 bit) - Success" - ID 33
19:49:26:832 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE0002000, Val 0x00000040, "SWD Read Memory (32 bit) - Success" - ID 34
19:49:26:834 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE0001000, Val 0x20000000, "SWD Read Memory (32 bit) - Success" - ID 35
19:49:26:836 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE0001024, Val 0x0000001F, "SWD Write Memory (32 bit) - Success" - ID 36
19:49:26:838 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE0001024, Val 0x0000001F, "SWD Read Memory (32 bit) - Success" - ID 37
19:49:26:840 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE0001024, Val 0x00000000, "SWD Write Memory (32 bit) - Success" - ID 38
19:49:26:842 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE0001028, Val 0x00000100, "SWD Write Memory (32 bit) - Success" - ID 39
19:49:26:844 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE0001028, Val 0x00000000, "SWD Read Memory (32 bit) - Success" - ID 40
19:49:26:846 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE0001028, Val 0x00000080, "SWD Write Memory (32 bit) - Success" - ID 41
19:49:26:848 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE0001028, Val 0x00000000, "SWD Read Memory (32 bit) - Success" - ID 42
19:49:26:850 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE0001028, Val 0x00000000, "SWD Write Memory (32 bit) - Success" - ID 43
19:49:26:852 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE0001038, Val 0x00000100, "SWD Write Memory (32 bit) - Success" - ID 44
19:49:26:854 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE0001038, Val 0x00000000, "SWD Read Memory (32 bit) - Success" - ID 45
19:49:26:856 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE0001038, Val 0x00000080, "SWD Write Memory (32 bit) - Success" - ID 46
19:49:26:858 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE0001038, Val 0x00000000, "SWD Read Memory (32 bit) - Success" - ID 47
19:49:26:860 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE0001038, Val 0x00000000, "SWD Write Memory (32 bit) - Success" - ID 48
19:49:26:862 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE0002000, Val 0x00000002, "SWD Write Memory (32 bit) - Success" - ID 49
19:49:26:864 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE0001028, Val 0x00000000, "SWD Write Memory (32 bit) - Success" - ID 50
19:49:26:866 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE0001038, Val 0x00000000, "SWD Write Memory (32 bit) - Success" - ID 51
19:49:26:868 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE000EDFC, Val 0x00000001, "SWD Write Memory (32 bit) - Success" - ID 52
19:49:26:870 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000EDF0, Val 0x00030003, "SWD Read Memory (32 bit) - Success" - ID 53
19:49:26:872 (08/05/2022) - WRITE MEM Access, AP 0, Addr 0xE000ED0C, Val 0x05FA0004, "SWD Write Memory (32 bit) - Success" - ID 54
19:49:26:874 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000EDF0, Val 0x03030003, "SWD Read Memory (32 bit) - Success" - ID 55
19:49:26:876 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000EDF0, Val 0x00030003, "SWD Read Memory (32 bit) - Success" - ID 56
19:49:26:878 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000EDF0, Val 0x00030003, "SWD Read Memory (32 bit) - Success" - ID 57
19:49:26:880 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000EDF0, Val 0x00030003, "SWD Read Memory (32 bit) - Success" - ID 58
19:49:26:886 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000EDF0, Val 0x00030003, "SWD Read Memory (32 bit) - Success" - ID 59
19:49:27:196 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000EDF0, Val 0x00030003, "SWD Read Memory (32 bit) - Success" - ID 60
19:49:27:447 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000EDF0, Val 0x00030003, "SWD Read Memory (32 bit) - Success" - ID 61
19:49:27:700 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000EDF0, Val 0x00030003, "SWD Read Memory (32 bit) - Success" - ID 62
19:49:27:951 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000EDF0, Val 0x00030003, "SWD Read Memory (32 bit) - Success" - ID 63
19:49:28:204 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000EDF0, Val 0x00030003, "SWD Read Memory (32 bit) - Success" - ID 64
19:49:28:457 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000EDF0, Val 0x00030003, "SWD Read Memory (32 bit) - Success" - ID 65
19:49:28:708 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000EDF0, Val 0x00030003, "SWD Read Memory (32 bit) - Success" - ID 66
19:49:28:961 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000EDF0, Val 0x00030003, "SWD Read Memory (32 bit) - Success" - ID 67
19:49:29:213 (08/05/2022) - READ MEM Access, AP 0, Addr 0xE000EDF0, Val 0x00030003, "SWD Read Memory (32 bit) - Success" - ID 68
19:49:29:288 (08/05/2022) - WRITE MEM BLOCK Access, AP 0, Start Addr 0xE0002000, End Addr 0xE0002017, "SWD Write Memory Block - Success" - ID 69
Item #0, AP 0, Addr 0xE0002000, Value 0x00000002
Item #1, AP 0, Addr 0xE0002004, Value 0x00000000
Item #2, AP 0, Addr 0xE0002008, Value 0x00000000
Item #3, AP 0, Addr 0xE000200C, Value 0x00000000
Item #4, AP 0, Addr 0xE0002010, Value 0x00000000
Item #5, AP 0, Addr 0xE0002014, Value 0x00000000
19:49:29:290 (08/05/2022) - WRITE DP Access, Addr 0x00000004, Val 0x00000000, "SWD Write DP - Success" - ID 70