08:26:37.8596 [INFO] System bus created.
08:26:38.5625 [WARNING] IRQ set to: False
08:26:38.7937 [INFO] sysbus: Loading segment of 14136 bytes length at 0x4000.
08:26:38.8058 [INFO] sysbus: Loading segment of 20 bytes length at 0x7738.
08:26:38.8058 [INFO] sysbus: Loading segment of 4 bytes length at 0x774C.
08:26:38.8059 [INFO] sysbus: Loading segment of 16952 bytes length at 0x20000018.
08:26:39.0935 [INFO] cpu0: Setting initial values: PC = 0x5575, SP = 0x20004250.
08:26:39.0953 [INFO] adafruit_itsybitsy_m4_express: Machine started.
08:26:39.1503 [WARNING] nvic: Unhandled write to offset 0xD28, value 0xFFFFFFFF.
08:26:39.1503 [WARNING] nvic: Unhandled write to offset 0xD2C, value 0xFFFFFFFF.
08:26:39.1504 [WARNING] nvic: Unhandled write to offset 0xD94, value 0x0.
08:26:39.1507 [WARNING] nvic: Unhandled write to offset 0xD98, value 0x0.
08:26:39.1507 [WARNING] nvic: Unhandled write to offset 0xD9C, value 0x10.
08:26:39.1508 [WARNING] nvic: Unhandled write to offset 0xDA0, value 0x7020025.
08:26:39.1508 [WARNING] nvic: Unhandled write to offset 0xD98, value 0x1.
08:26:39.1508 [WARNING] nvic: Unhandled write to offset 0xD9C, value 0x20000011.
08:26:39.1508 [WARNING] nvic: Unhandled write to offset 0xDA0, value 0x110B0023.
08:26:39.1508 [WARNING] nvic: Unhandled write to offset 0xD94, value 0x5.
08:26:39.1542 [WARNING] sysbus: [cpu0: 0x50DC] ReadDoubleWord from non existing peripheral at 0x41006008.
08:26:39.1555 [WARNING] sysbus: [cpu0: 0x50DC] WriteDoubleWord to non existing peripheral at 0x41006008, value 0x1.
08:26:39.1558 [WARNING] sysbus: [cpu0: 0x50DC] ReadByte from non existing peripheral at 0x40001C00.
08:26:39.1559 [WARNING] sysbus: [cpu0: 0x50DC] WriteByte to non existing peripheral at 0x40001C00, value 0x1.
08:26:39.1559 [WARNING] sysbus: [cpu0: 0x50DC] ReadDoubleWord from non existing peripheral at 0x40001C04.
08:26:39.1560 [WARNING] sysbus: [cpu0: 0x50F6] WriteDoubleWord to non existing peripheral at 0x40001C24, value 0x2104.
08:26:39.1561 [WARNING] sysbus: [cpu0: 0x50F6] WriteByte to non existing peripheral at 0x40001020, value 0xA0.
08:26:39.1561 [WARNING] sysbus: [cpu0: 0x50F6] WriteByte to non existing peripheral at 0x4000101C, value 0x2.
08:26:39.2202 [WARNING] sysbus: [cpu0: 0x510E] ReadByte from non existing peripheral at 0x40001030.
08:26:39.2202 [WARNING] sysbus: [cpu0: 0x510E] WriteByte to non existing peripheral at 0x40001030, value 0x0.
08:26:39.2203 [WARNING] sysbus: [cpu0: 0x510E] ReadDoubleWord from non existing peripheral at 0x4000103C.
08:26:39.2215 [WARNING] sysbus: [cpu0: 0x5132] WriteDoubleWord to non existing peripheral at 0x40001034, value 0x30E4D.
08:26:39.2215 [WARNING] sysbus: [cpu0: 0x5132] WriteDoubleWord to non existing peripheral at 0x40001038, value 0x810.
08:26:39.2216 [WARNING] sysbus: [cpu0: 0x5132] WriteByte to non existing peripheral at 0x40001030, value 0x2.
08:26:39.2216 [WARNING] sysbus: [cpu0: 0x5132] ReadDoubleWord from non existing peripheral at 0x4000103C.
08:26:39.2268 [WARNING] sysbus: [cpu0: 0x5158] WriteDoubleWord to non existing peripheral at 0x40001C20, value 0x10107.
08:26:39.2268 [WARNING] sysbus: [cpu0: 0x5158] WriteDoubleWord to non existing peripheral at 0x40001C28, value 0x106.
08:26:39.2268 [WARNING] sysbus: [cpu0: 0x5728] ReadDoubleWord from non existing peripheral at 0x40000814.
08:26:39.2268 [WARNING] sysbus: [cpu0: 0x5728] WriteDoubleWord to non existing peripheral at 0x40000814, value 0x400.
08:26:39.2269 [WARNING] sysbus: [cpu0: 0x5728] WriteDoubleWord to non existing peripheral at 0x40001C90, value 0x40.
08:26:39.2279 [WARNING] sysbus: [cpu0: 0x583C] ReadByte from non existing peripheral at 0x40002800.
08:26:39.2280 [WARNING] sysbus: [cpu0: 0x583C] WriteByte to non existing peripheral at 0x40002800, value 0x2.
08:26:39.2280 [WARNING] sysbus: [cpu0: 0x5718] ReadDoubleWord from non existing peripheral at 0x40002804.
08:26:39.2280 [WARNING] sysbus: [cpu0: 0x4540] WriteDoubleWord to non existing peripheral at 0x40001CE0, value 0x40.
08:26:39.2280 [WARNING] sysbus: [cpu0: 0x4540] ReadDoubleWord from non existing peripheral at 0x40000818.
08:26:39.2281 [WARNING] sysbus: [cpu0: 0x4540] WriteDoubleWord to non existing peripheral at 0x40000818, value 0x400.
08:26:39.2296 [WARNING] sercom3: IRQ set to: False
08:26:39.2345 [WARNING] sercom3: Unhandled write to offset 0x14. Unhandled bits: [4-5, 7] when writing value 0xBF. Tags: CTSIC - Clear To Send Input Change Interrupt Enable (0x1), RXBRK - Receive Break Interrupt Enable (0x1), ERROR Interrupt Enable (0x1).
08:26:39.2356 [WARNING] sercom3: Unhandled read from offset 0x1F.
08:26:39.2356 [WARNING] sercom3: Unhandled read from offset 0x1E.
08:26:39.2356 [WARNING] sercom3: Unhandled read from offset 0x1D.
08:26:39.2356 [WARNING] sercom3: Unhandled read from offset 0x1C.
08:26:39.2357 [WARNING] sercom3: Unhandled write to offset 0x3, value 0x60.
08:26:39.2357 [WARNING] sercom3: Unhandled write to offset 0x2, value 0x10.
08:26:39.2366 [WARNING] sercom3: Unhandled write to offset 0x1, value 0x0.
08:26:39.2366 [WARNING] sercom3: Unhandled write to offset 0x0, value 0x4.
08:26:39.2367 [WARNING] sercom3: Unhandled read from offset 0x1F.
08:26:39.2367 [WARNING] sercom3: Unhandled read from offset 0x1E.
08:26:39.2367 [WARNING] sercom3: Unhandled read from offset 0x1D.
08:26:39.2368 [WARNING] sercom3: Unhandled read from offset 0x1C.
08:26:39.2368 [WARNING] sysbus: [cpu0: 0x6A04] WriteByte to non existing peripheral at 0x41008050, value 0x0.
08:26:39.2368 [WARNING] sysbus: [cpu0: 0x6A04] WriteDoubleWord to non existing peripheral at 0x41008004, value 0x10000.
08:26:39.2368 [WARNING] sysbus: [cpu0: 0x6A04] WriteDoubleWord to non existing peripheral at 0x41008014, value 0x10000.
08:26:39.2369 [WARNING] sysbus: [cpu0: 0x69D2] ReadByte from non existing peripheral at 0x41008038.
08:26:39.2369 [WARNING] sysbus: [cpu0: 0x69D2] WriteByte to non existing peripheral at 0x41008038, value 0x3.
08:26:39.2369 [WARNING] sysbus: [cpu0: 0x69D2] ReadByte from non existing peripheral at 0x41008050.
08:26:39.2369 [WARNING] sysbus: [cpu0: 0x69D2] WriteByte to non existing peripheral at 0x41008050, value 0x1.
08:26:39.2370 [WARNING] sysbus: [cpu0: 0x6A04] WriteByte to non existing peripheral at 0x41008051, value 0x0.
08:26:39.2370 [WARNING] sysbus: [cpu0: 0x6A04] WriteDoubleWord to non existing peripheral at 0x41008004, value 0x20000.
08:26:39.2370 [WARNING] sysbus: [cpu0: 0x6A04] WriteDoubleWord to non existing peripheral at 0x41008014, value 0x20000.
08:26:39.2370 [WARNING] sysbus: [cpu0: 0x6A04] ReadByte from non existing peripheral at 0x41008038.
08:26:39.2370 [WARNING] sysbus: [cpu0: 0x6A04] WriteByte to non existing peripheral at 0x41008038, value 0x30.
08:26:39.2371 [WARNING] sysbus: [cpu0: 0x6A04] ReadByte from non existing peripheral at 0x41008051.
08:26:39.2371 [WARNING] sysbus: [cpu0: 0x6A04] WriteByte to non existing peripheral at 0x41008051, value 0x1.
08:26:39.2371 [WARNING] sercom3: Unhandled write to offset 0x7, value 0x0.
08:26:39.2371 [WARNING] sercom3: Unhandled write to offset 0x6, value 0x3.
08:26:39.2372 [WARNING] sercom3: Unhandled write to offset 0x5, value 0x0.
08:26:39.2372 [WARNING] sercom3: Unhandled write to offset 0x4, value 0x0.
08:26:39.2372 [WARNING] sercom3: Unhandled read from offset 0x1F.
08:26:39.2373 [WARNING] sercom3: Unhandled read from offset 0x1E.
08:26:39.2373 [WARNING] sercom3: Unhandled read from offset 0x1D.
08:26:39.2373 [WARNING] sercom3: Unhandled read from offset 0x1C.
08:26:39.2373 [WARNING] sercom3: Unhandled write to offset 0xD, value 0xFC.
08:26:39.2374 [WARNING] sercom3: Unhandled write to offset 0xC, value 0x11.
08:26:39.2374 [WARNING] sercom3: Unhandled read from offset 0x1F.
08:26:39.2374 [WARNING] sercom3: Unhandled read from offset 0x1E.
08:26:39.2375 [WARNING] sercom3: Unhandled read from offset 0x1D.
08:26:39.2375 [WARNING] sercom3: Unhandled read from offset 0x1C.
08:26:39.2377 [WARNING] sercom3: Unhandled read from offset 0x3.
08:26:39.2378 [WARNING] sercom3: Unhandled read from offset 0x2.
08:26:39.2378 [WARNING] sercom3: Unhandled read from offset 0x1.
08:26:39.2378 [WARNING] sercom3: Unhandled read from offset 0x0.
08:26:39.2378 [WARNING] sercom3: Unhandled write to offset 0x3, value 0x0.
08:26:39.2379 [WARNING] sercom3: Unhandled write to offset 0x2, value 0x0.
08:26:39.2379 [WARNING] sercom3: Unhandled write to offset 0x1, value 0x0.
08:26:39.2379 [WARNING] sercom3: Unhandled write to offset 0x0, value 0x2.
08:26:39.2380 [WARNING] sercom3: Unhandled read from offset 0x1F.
08:26:39.2380 [WARNING] sercom3: Unhandled read from offset 0x1E.
08:26:39.2380 [WARNING] sercom3: Unhandled read from offset 0x1D.
08:26:39.2380 [WARNING] sercom3: Unhandled read from offset 0x1C.
08:26:39.2403 [WARNING] sercom3: Unhandled write to offset 0x2B, value 0x0.
08:26:39.2403 [WARNING] sercom3: Unhandled write to offset 0x2A, value 0x0.