HSUEH YU-MIN / flash_at45db

SPI Flash AT45DBXXXD

Fork of at45db161d by Suga koubou

at45db161d_commands.h@6:1872f591d604, 2015-03-06 (annotated)

Committer:
LeoHsueh
Date:
Fri Mar 06 09:42:28 2015 +0800
Revision:
6:1872f591d604
Parent:
0:2e953bbaf3a5 
Format code.

Who changed what in which revision?

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okini3939 0:2e953bbaf3a5 1 /**
okini3939 0:2e953bbaf3a5 2 * @file at45db161d_commands.h
okini3939 0:2e953bbaf3a5 3 * @brief AT45DB161D commands opcodes
okini3939 0:2e953bbaf3a5 4 **/
okini3939 0:2e953bbaf3a5 5 #ifndef AT45DB161D_COMMANDS_H
okini3939 0:2e953bbaf3a5 6 #define AT45DB161D_COMMANDS_H
okini3939 0:2e953bbaf3a5 7
okini3939 0:2e953bbaf3a5 8 /**
okini3939 0:2e953bbaf3a5 9 * @defgroup AT45DB161D_commands AT45DB161D commands opcodes
okini3939 0:2e953bbaf3a5 10 **/
okini3939 0:2e953bbaf3a5 11
okini3939 0:2e953bbaf3a5 12 /**
okini3939 0:2e953bbaf3a5 13 * @defgroup Read_commands Read commands
okini3939 0:2e953bbaf3a5 14 **/
okini3939 0:2e953bbaf3a5 15 /** Main Memory Page Read */
okini3939 0:2e953bbaf3a5 16 #define AT45DB161D_PAGE_READ 0xD2
okini3939 0:2e953bbaf3a5 17 /** Continuous Array Read (Low Frequency) **/
okini3939 0:2e953bbaf3a5 18 #define AT45DB161D_CONTINUOUS_READ_LOW_FREQ 0x03
LeoHsueh 6:1872f591d604 19 /** Continuous Array Read (High Frequency) **/
okini3939 0:2e953bbaf3a5 20 #define AT45DB161D_CONTINUOUS_READ_HIGH_FREQ 0x0B
okini3939 0:2e953bbaf3a5 21 /** Buffer 1 Read (Low Frequency) **/
okini3939 0:2e953bbaf3a5 22 #define AT45DB161D_BUFFER_1_READ_LOW_FREQ 0xD1
okini3939 0:2e953bbaf3a5 23 /** Buffer 2 Read (Low Frequency) **/
okini3939 0:2e953bbaf3a5 24 #define AT45DB161D_BUFFER_2_READ_LOW_FREQ 0xD3
okini3939 0:2e953bbaf3a5 25 /** Buffer 1 Read **/
okini3939 0:2e953bbaf3a5 26 #define AT45DB161D_BUFFER_1_READ 0xD4
okini3939 0:2e953bbaf3a5 27 /** Buffer 2 Read **/
okini3939 0:2e953bbaf3a5 28 #define AT45DB161D_BUFFER_2_READ 0xD6
okini3939 0:2e953bbaf3a5 29
okini3939 0:2e953bbaf3a5 30 /**
okini3939 0:2e953bbaf3a5 31 * @defgroup Program_Erase_commands Program and Erase commands
okini3939 0:2e953bbaf3a5 32 **/
okini3939 0:2e953bbaf3a5 33 /** Buffer 1 Write **/
okini3939 0:2e953bbaf3a5 34 #define AT45DB161D_BUFFER_1_WRITE 0x84
okini3939 0:2e953bbaf3a5 35 /** Buffer 2 Write **/
okini3939 0:2e953bbaf3a5 36 #define AT45DB161D_BUFFER_2_WRITE 0x87
okini3939 0:2e953bbaf3a5 37 /** Buffer 1 to Main Memory Page Program with Built-in Erase **/
okini3939 0:2e953bbaf3a5 38 #define AT45DB161D_BUFFER_1_TO_PAGE_WITH_ERASE 0x83
okini3939 0:2e953bbaf3a5 39 /** Buffer 2 to Main Memory Page Program with Built-in Erase **/
okini3939 0:2e953bbaf3a5 40 #define AT45DB161D_BUFFER_2_TO_PAGE_WITH_ERASE 0x86
okini3939 0:2e953bbaf3a5 41 /** Buffer 1 to Main Memory Page Program without Built-in Erase **/
okini3939 0:2e953bbaf3a5 42 #define AT45DB161D_BUFFER_1_TO_PAGE_WITHOUT_ERASE 0x88
okini3939 0:2e953bbaf3a5 43 /** Buffer 2 to Main Memory Page Program without Built-in Erase **/
okini3939 0:2e953bbaf3a5 44 #define AT45DB161D_BUFFER_2_TO_PAGE_WITHOUT_ERASE 0x89
okini3939 0:2e953bbaf3a5 45 /** Page Erase **/
okini3939 0:2e953bbaf3a5 46 #define AT45DB161D_PAGE_ERASE 0x81
okini3939 0:2e953bbaf3a5 47 /** Block Erase **/
okini3939 0:2e953bbaf3a5 48 #define AT45DB161D_BLOCK_ERASE 0x50
okini3939 0:2e953bbaf3a5 49 /** Sector Erase **/
okini3939 0:2e953bbaf3a5 50 #define AT45DB161D_SECTOR_ERASE 0x7C
okini3939 0:2e953bbaf3a5 51 /** Chip Erase Sequence **/
okini3939 0:2e953bbaf3a5 52 #define AT45DB161D_CHIP_ERASE_0 0xC7
okini3939 0:2e953bbaf3a5 53 #define AT45DB161D_CHIP_ERASE_1 0x94
okini3939 0:2e953bbaf3a5 54 #define AT45DB161D_CHIP_ERASE_2 0x80
okini3939 0:2e953bbaf3a5 55 #define AT45DB161D_CHIP_ERASE_3 0x9A
okini3939 0:2e953bbaf3a5 56 /** Main Memory Page Program Through Buffer 1 **/
okini3939 0:2e953bbaf3a5 57 #define AT45DB161D_PAGE_THROUGH_BUFFER_1 0x82
okini3939 0:2e953bbaf3a5 58 /** Main Memory Page Program Through Buffer 2 **/
okini3939 0:2e953bbaf3a5 59 #define AT45DB161D_PAGE_THROUGH_BUFFER_2 0x85
okini3939 0:2e953bbaf3a5 60
okini3939 0:2e953bbaf3a5 61 /**
okini3939 0:2e953bbaf3a5 62 * @defgroup ProtectionSecurity_Commands Protection and Security Commands
okini3939 0:2e953bbaf3a5 63 * @warning UNIMPLEMENTED
okini3939 0:2e953bbaf3a5 64 **/
okini3939 0:2e953bbaf3a5 65 #ifdef AT45DB161D_EXPERT_MODE
okini3939 0:2e953bbaf3a5 66 /* Use the following commands at your own risk ! */
okini3939 0:2e953bbaf3a5 67 /** Enable Sector Protection **/
okini3939 0:2e953bbaf3a5 68 #define AT45DB161D_ENABLE_SECTOR_PROTECTION_0 0x3D
okini3939 0:2e953bbaf3a5 69 #define AT45DB161D_ENABLE_SECTOR_PROTECTION_1 0x2A
okini3939 0:2e953bbaf3a5 70 #define AT45DB161D_ENABLE_SECTOR_PROTECTION_2 0x7F
okini3939 0:2e953bbaf3a5 71 #define AT45DB161D_ENABLE_SECTOR_PROTECTION_3 0xA9
okini3939 0:2e953bbaf3a5 72 /** Disable Sector Protection **/
okini3939 0:2e953bbaf3a5 73 #define AT45DB161D_DISABLE_SECTOR_PROTECTION_0 0x3D
okini3939 0:2e953bbaf3a5 74 #define AT45DB161D_DISABLE_SECTOR_PROTECTION_1 0x2A
okini3939 0:2e953bbaf3a5 75 #define AT45DB161D_DISABLE_SECTOR_PROTECTION_2 0x7F
okini3939 0:2e953bbaf3a5 76 #define AT45DB161D_DISABLE_SECTOR_PROTECTION_3 0x9A
okini3939 0:2e953bbaf3a5 77 /** Erase Sector Protection Register **/
okini3939 0:2e953bbaf3a5 78 #define AT45DB161D_ERASE_SECTOR_PROTECTION_REGISTER_0 0x3D
okini3939 0:2e953bbaf3a5 79 #define AT45DB161D_ERASE_SECTOR_PROTECTION_REGISTER_0 0x2A
okini3939 0:2e953bbaf3a5 80 #define AT45DB161D_ERASE_SECTOR_PROTECTION_REGISTER_0 0x7F
okini3939 0:2e953bbaf3a5 81 #define AT45DB161D_ERASE_SECTOR_PROTECTION_REGISTER_0 0xCF
okini3939 0:2e953bbaf3a5 82 /** Program Sector Protection Register **/
okini3939 0:2e953bbaf3a5 83 #define AT45DB161D_PROGRAM_SECTOR_PROTECTION_REGISTER_0 0x3D
okini3939 0:2e953bbaf3a5 84 #define AT45DB161D_PROGRAM_SECTOR_PROTECTION_REGISTER_1 0x2A
okini3939 0:2e953bbaf3a5 85 #define AT45DB161D_PROGRAM_SECTOR_PROTECTION_REGISTER_2 0x7F
okini3939 0:2e953bbaf3a5 86 #define AT45DB161D_PROGRAM_SECTOR_PROTECTION_REGISTER_3 0xFC
okini3939 0:2e953bbaf3a5 87 /** Sector Lockdown **/
okini3939 0:2e953bbaf3a5 88 #define AT45DB161D_SECTOR_LOCKDOWN_0 0X3D
okini3939 0:2e953bbaf3a5 89 #define AT45DB161D_SECTOR_LOCKDOWN_1 0x2A
okini3939 0:2e953bbaf3a5 90 #define AT45DB161D_SECTOR_LOCKDOWN_2 0x7F
okini3939 0:2e953bbaf3a5 91 #define AT45DB161D_SECTOR_LOCKDOWN_3 0x30
okini3939 0:2e953bbaf3a5 92 /** Program Security Register **/
okini3939 0:2e953bbaf3a5 93 #define AT45DB161D_PROGRAM_SECURITY_REGISTER_0 0x9B
okini3939 0:2e953bbaf3a5 94 #define AT45DB161D_PROGRAM_SECURITY_REGISTER_1 0x00
okini3939 0:2e953bbaf3a5 95 #define AT45DB161D_PROGRAM_SECURITY_REGISTER_2 0x00
okini3939 0:2e953bbaf3a5 96 #define AT45DB161D_PROGRAM_SECURITY_REGISTER_3 0x00
okini3939 0:2e953bbaf3a5 97 #endif /* AT45DB161D_EXPERT_MODE */
okini3939 0:2e953bbaf3a5 98
okini3939 0:2e953bbaf3a5 99 /** Read Sector Protection Register **/
okini3939 0:2e953bbaf3a5 100 #define AT45DB161D_READ_SECTOR_PROTECTION_REGISTER 0x32
okini3939 0:2e953bbaf3a5 101 /** Read Sector Lockdown Register **/
okini3939 0:2e953bbaf3a5 102 #define AT45DB161D_READ_SECTOR_LOCKDOWN_REGISTER 35H
okini3939 0:2e953bbaf3a5 103 /** Read Security Register **/
okini3939 0:2e953bbaf3a5 104 #define AT45DB161D_READ_SECURITY_REGISTER 0x77
okini3939 0:2e953bbaf3a5 105
okini3939 0:2e953bbaf3a5 106 /**
okini3939 0:2e953bbaf3a5 107 * @defgroup Additional_commands Additional Commands
okini3939 0:2e953bbaf3a5 108 **/
okini3939 0:2e953bbaf3a5 109 /** Main Memory Page to Buffer 1 Transfer **/
okini3939 0:2e953bbaf3a5 110 #define AT45DB161D_TRANSFER_PAGE_TO_BUFFER_1 0x53
okini3939 0:2e953bbaf3a5 111 /** Main Memory Page to Buffer 2 Transfer **/
okini3939 0:2e953bbaf3a5 112 #define AT45DB161D_TRANSFER_PAGE_TO_BUFFER_2 0x55
okini3939 0:2e953bbaf3a5 113 /** Main Memory Page to Buffer 1 Compare **/
okini3939 0:2e953bbaf3a5 114 #define AT45DB161D_COMPARE_PAGE_TO_BUFFER_1 0x60
okini3939 0:2e953bbaf3a5 115 /** Main Memory Page to Buffer 2 Compare **/
okini3939 0:2e953bbaf3a5 116 #define AT45DB161D_COMPARE_PAGE_TO_BUFFER_2 0x61
okini3939 0:2e953bbaf3a5 117 /** Auto Page Rewrite through Buffer 1 **/
okini3939 0:2e953bbaf3a5 118 #define AT45DB161D_AUTO_PAGE_REWRITE_THROUGH_BUFFER_1 0x58
okini3939 0:2e953bbaf3a5 119 /** Auto Page Rewrite through Buffer 2 **/
okini3939 0:2e953bbaf3a5 120 #define AT45DB161D_AUTO_PAGE_REWRITE_THROUGH_BUFFER_2 0x59
okini3939 0:2e953bbaf3a5 121 /** Deep Power-down **/
okini3939 0:2e953bbaf3a5 122 #define AT45DB161D_DEEP_POWER_DOWN 0xB9
okini3939 0:2e953bbaf3a5 123 /** Resume from Deep Power-down **/
okini3939 0:2e953bbaf3a5 124 #define AT45DB161D_RESUME_FROM_DEEP_POWER_DOWN 0xAB
okini3939 0:2e953bbaf3a5 125 /** Status Register Read **/
okini3939 0:2e953bbaf3a5 126 #define AT45DB161D_STATUS_REGISTER_READ 0xD7
okini3939 0:2e953bbaf3a5 127 /** Manufacturer and Device ID Read **/
okini3939 0:2e953bbaf3a5 128 #define AT45DB161D_READ_MANUFACTURER_AND_DEVICE_ID 0x9F
okini3939 0:2e953bbaf3a5 129
okini3939 0:2e953bbaf3a5 130 /**
okini3939 0:2e953bbaf3a5 131 * @defgroup Legacy_commands Legacy Commands
okini3939 0:2e953bbaf3a5 132 **/
okini3939 0:2e953bbaf3a5 133 /** Buffer 1 Read **/
okini3939 0:2e953bbaf3a5 134 #define AT45DB161D_BUFFER_1_READ_LEGACY 0X54
okini3939 0:2e953bbaf3a5 135 /** Buffer 2 Read **/
okini3939 0:2e953bbaf3a5 136 #define AT45DB161D_BUFFER_2_READ_LEGACY 0x56
okini3939 0:2e953bbaf3a5 137 /** Main Memory Page Read **/
okini3939 0:2e953bbaf3a5 138 #define AT45DB161D_PAGE_READ_LEGACY 0x52
okini3939 0:2e953bbaf3a5 139 /** Continuous Array Read **/
okini3939 0:2e953bbaf3a5 140 #define AT45DB161D_CONTINUOUS_READ_LEGACY 0x68
okini3939 0:2e953bbaf3a5 141 /** Status Register Read **/
okini3939 0:2e953bbaf3a5 142 #define AT45DB161D_STATUS_REGISTER_READ_LEGACY 0x57
okini3939 0:2e953bbaf3a5 143
okini3939 0:2e953bbaf3a5 144 /**
LeoHsueh 6:1872f591d604 145 * defgroup STATUS_REGISTER_FORMAT Status register format
LeoHsueh 6:1872f591d604 146 *
LeoHsueh 6:1872f591d604 147 **/
LeoHsueh 6:1872f591d604 148 /**
LeoHsueh 6:1872f591d604 149 * Ready/busy status is indicated using bit 7 of the status register.
LeoHsueh 6:1872f591d604 150 * If bit 7 is a 1, then the device is not busy and is ready to accept
LeoHsueh 6:1872f591d604 151 * the next command. If bit 7 is a 0, then the device is in a busy
LeoHsueh 6:1872f591d604 152 * state.
LeoHsueh 6:1872f591d604 153 **/
LeoHsueh 6:1872f591d604 154 #define READY_BUSY 0x80
LeoHsueh 6:1872f591d604 155 /**
LeoHsueh 6:1872f591d604 156 * Result of the most recent Memory Page to Buffer Compare operation.
LeoHsueh 6:1872f591d604 157 * If this bit is equal to 0, then the data in the main memory page
LeoHsueh 6:1872f591d604 158 * matches the data in the buffer. If it's 1 then at least 1 byte in
LeoHsueh 6:1872f591d604 159 * the main memory page does not match the data in the buffer.
okini3939 0:2e953bbaf3a5 160 **/
LeoHsueh 6:1872f591d604 161 #define COMPARE 0x40
LeoHsueh 6:1872f591d604 162 /**
LeoHsueh 6:1872f591d604 163 * Bit 1 in the Status Register is used to provide information to the
LeoHsueh 6:1872f591d604 164 * user whether or not the sector protection has been enabled or
LeoHsueh 6:1872f591d604 165 * disabled, either by software-controlled method or
LeoHsueh 6:1872f591d604 166 * hardware-controlled method. 1 means that the sector protection has
LeoHsueh 6:1872f591d604 167 * been enabled and 0 that it has been disabled.
LeoHsueh 6:1872f591d604 168 **/
LeoHsueh 6:1872f591d604 169 #define PROTECT 0x02
LeoHsueh 6:1872f591d604 170 /**
LeoHsueh 6:1872f591d604 171 * Bit 0 indicates wether the page size of the main memory array is
LeoHsueh 6:1872f591d604 172 * configured for "power of 2" binary page size (512 bytes) (bit=1) or
LeoHsueh 6:1872f591d604 173 * standard DataFlash page size (528 bytes) (bit=0).
LeoHsueh 6:1872f591d604 174 **/
LeoHsueh 6:1872f591d604 175 //#define PAGE_SIZE 0x01
LeoHsueh 6:1872f591d604 176 /**
LeoHsueh 6:1872f591d604 177 * Bits 5, 4, 3 and 2 indicates the device density. The decimal value
LeoHsueh 6:1872f591d604 178 * of these four binary bits does not equate to the device density; the
LeoHsueh 6:1872f591d604 179 * four bits represent a combinational code relating to differing
LeoHsueh 6:1872f591d604 180 * densities of DataFlash devices. The device density is not the same
LeoHsueh 6:1872f591d604 181 * as the density code indicated in the JEDEC device ID information.
LeoHsueh 6:1872f591d604 182 * The device density is provided only for backward compatibility.
LeoHsueh 6:1872f591d604 183 **/
LeoHsueh 6:1872f591d604 184 #define DEVICE_DENSITY 0x2C
okini3939 0:2e953bbaf3a5 185
okini3939 0:2e953bbaf3a5 186 #endif /* AT45DB161D_COMMANDS_H */