A lot of errors while compiling FlashStoreAnd Retrieve
Board: Wio Terminal IDE: Arduino 1.8.13 Compiler output: `FlashStorage.cpp: In member function void FlashClass::write(const volatile void*, const void*, uint32_t)
FlashStorage.cpp: 55:22: error: 'volatile struct NVMCTRL_CTRLB_Type::
FlashStorage.cpp: 60:26: error: 'NVMCTRL_CTRLA_CMDEX_KEY' was not declared in this scope NVMCTRL->CTRLA.reg = NVMCTRL_CTRLA_CMDEX_KEY | NVMCTRL_CTRLA_CMD_PBC ^~~~~~~~~~~~~~~~~~~~~~~ FlashStorage.cpp:60: note suggested alternative NVMCTRL_CTRLB_CMDEX_KEY NVMCTRL->CTRLA.reg = NVMCTRL_CTRLA_CMDEX_KEY | NVMCTRL_CTRLA_CMD_PBC ^~~~~~~~~~~~~~~~~~~~~~~ NVMCTRL_CTRLB_CMDEX_KEY
FlashStorage.cpp: 60:52: error: 'NVMCTRL_CTRLA_CMD_PBC' was not declared in this scope NVMCTRL->CTRLA.reg = NVMCTRL_CTRLA_CMDEX_KEY | NVMCTRL_CTRLA_CMD_PBC ^~~~~~~~~~~~~~~~~~~~~ FlashStorage.cpp:60: note suggested alternative NVMCTRL_CTRLB_CMD_PBC NVMCTRL->CTRLA.reg = NVMCTRL_CTRLA_CMDEX_KEY | NVMCTRL_CTRLA_CMD_PBC ^~~~~~~~~~~~~~~~~~~~~ NVMCTRL_CTRLB_CMD_PBC
FlashStorage.cpp: 61:33: error: 'volatile struct NVMCTRL_INTFLAG_Type::
FlashStorage.cpp: 73:52: error: 'NVMCTRL_CTRLA_CMD_WP' was not declared in this scope NVMCTRL->CTRLA.reg = NVMCTRL_CTRLA_CMDEX_KEY | NVMCTRL_CTRLA_CMD_WP ^~~~~~~~~~~~~~~~~~~~ FlashStorage.cpp:73: note suggested alternative NVMCTRL_CTRLB_CMD_WP NVMCTRL->CTRLA.reg = NVMCTRL_CTRLA_CMDEX_KEY | NVMCTRL_CTRLA_CMD_WP ^~~~~~~~~~~~~~~~~~~~ NVMCTRL_CTRLB_CMD_WP
FlashStorage.cpp: 74:33: error: 'volatile struct NVMCTRL_INTFLAG_Type::
FlashStorage.cpp: 92:24: error: 'NVMCTRL_CTRLA_CMDEX_KEY' was not declared in this scope NVMCTRL->CTRLA.reg = NVMCTRL_CTRLA_CMDEX_KEY | NVMCTRL_CTRLA_CMD_ER ^~~~~~~~~~~~~~~~~~~~~~~ FlashStorage.cpp:92: note suggested alternative NVMCTRL_CTRLB_CMDEX_KEY NVMCTRL->CTRLA.reg = NVMCTRL_CTRLA_CMDEX_KEY | NVMCTRL_CTRLA_CMD_ER ^~~~~~~~~~~~~~~~~~~~~~~ NVMCTRL_CTRLB_CMDEX_KEY
FlashStorage.cpp: 92:50: error: 'NVMCTRL_CTRLA_CMD_ER' was not declared in this scope NVMCTRL->CTRLA.reg = NVMCTRL_CTRLA_CMDEX_KEY | NVMCTRL_CTRLA_CMD_ER ^~~~~~~~~~~~~~~~~~~~ FlashStorage.cpp:92: note suggested alternative NVMCTRL_CTRLB_CMD_EP NVMCTRL->CTRLA.reg = NVMCTRL_CTRLA_CMDEX_KEY | NVMCTRL_CTRLA_CMD_ER ^~~~~~~~~~~~~~~~~~~~ NVMCTRL_CTRLB_CMD_EP
Error compiling libraries
FlashStorage.cpp: 93:32: error: 'volatile struct NVMCTRL_INTFLAG_Type::
It looks like this library is only compatible with SAMD ARM Cortex M0 boards and throws that error with other boards. I was trying with the Arduino Nano 33 BLE (MBED OS) and it threw that error.