Micron MT29F NAND driver
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MT_uint8 NAND_Read_Unique_Id | ( | flash_width * | buffer | ) |
Definition at line 1025 of file nand_MT29F_lld.c.
References __wait_for_ready(), ADDR_READ_UNIQ_ID, CMD_READ_UNIQ_ID, driver_status, DRIVER_STATUS_INITIALIZED, DRIVER_STATUS_NOT_INITIALIZED, NAND_SUCCESS, NUM_OF_UNIQUEID_BYTES, PLATFORM_Close(), PLATFORM_Open(), PLATFORM_ReadData(), PLATFORM_SendAddr(), PLATFORM_SendCmd(), PLATFORM_Wait(), and TIME_WB.
{ int i; MT_uint8 ret; /* verify if driver is initialized */ if(DRIVER_STATUS_INITIALIZED != driver_status) return DRIVER_STATUS_NOT_INITIALIZED; /* init board transfer */ PLATFORM_Open(); /* send command and/or address */ PLATFORM_SendCmd(CMD_READ_UNIQ_ID); PLATFORM_SendAddr(ADDR_READ_UNIQ_ID); /* wait (see datasheet for details) */ PLATFORM_Wait(TIME_WB); ret = __wait_for_ready(); /* return if timeout */ if (NAND_SUCCESS != ret) return ret; /* read output */ for(i=0; i<NUM_OF_UNIQUEID_BYTES; i++) buffer[i] = (MT_uint8) PLATFORM_ReadData(); /* close board transfer */ PLATFORM_Close(); return NAND_SUCCESS; }