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// SPI STM flash commands:
// stolen from BFloader
#define SPM_RDID 0x9f // Read ID
#define SPM_WREN 0x06 // Write enable
#define SPM_WRDI 0x04 // Write disable
#define SPM_RDSR 0x05 // Read status register
#define SPM_WRSR 0x01 // Write status register
#define SPM_READ 0x03 // Read data bytes
#define SPM_PP 0x02 // Page program
#define SPM_DP 0xb9 // Deep power down
#define SPM_RES 0xab // Release from deep power down
// and read signature
#define SPM_FLASH_SE 0xd8 // Sector erase
#define SPM_FLASH_BE 0xc7 // Bulk erase
#define SPM_FLASH_FAST_READ 0x0B // Read data bytes fast
#define SPM_SR_SRWD 0x80 // SR write protection (HW)
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