恒忆的StrataFlash
蜂窝存储器( M18 )
7.5
7.6
8.0
复位技术指标................................................ ........................................... 69
深层关机技术指标.............................................. ............................ 69
NOR闪存总线接口
..........................................................................................71
8.1
总线读........................................................................................................71
8.1.1异步单字读.......................................... ..................... 72
8.1.2异步页模式(仅适用于非复用的设备) ............................ 72
8.1.3同步突发模式............................................ ............................. 72
8.2
总线写入........................................................................................................73
8.3
重置...............................................................................................................73
8.4
深度掉电.............................................. ............................................... 73
8.5
待机...........................................................................................................74
8.6
输出禁止................................................ .................................................. 74
8.7
总线周期交错............................................... ......................................... 74
8.7.1读操作过程中程序缓冲区填充......................................... ......... 75
8.8
读 - 写和写阅读的巴士转换..................................... .............. 75
8.8.1写入异步读取过渡.......................................... ............. 75
8.8.2写入同步读转型.......................................... ............... 75
8.8.3异步/同步读取写入过渡..................................... 75
8.8.4总线写出来与有效时钟.......................................... ............................. 75
NOR闪存业务
..............................................................................................76
9.1
状态Register..................................................................................................76
9.1.1清除状态寄存器........................................... .......................... 77
9.2
读取配置寄存器............................................... ................................. 77
9.2.1延迟计数............................................. ........................................... 78
9.3
增强型配置寄存器............................................... ........................... 79
9.3.1输出驱动器控制............................................ .................................. 80
9.3.2编程ECR ............................................ ................................. 80
9.4
读操作................................................ ................................................ 81
9.4.1读阵列............................................. ............................................... 81
9.4.2读状态寄存器............................................ ................................... 82
9.4.3读取设备信息............................................ ............................. 82
9.4.4 CFI查询............................................. ................................................. 83
9.5
编程模式................................................ .......................................... 83
9.5.1控制模式............................................. ............................................ 84
9.5.2对象模式............................................. ............................................. 85
9.6
编程操作................................................ .................................... 88
9.6.1单字编程........................................... ............................ 88
9.6.2缓冲编程............................................. ............................... 89
9.6.3缓冲增强工厂编程( BEFP ) ........................................ 0.90
9.7
块擦除操作............................................... ........................................ 92
9.8
空白检查操作............................................... ........................................ 93
9.9
暂停和恢复............................................... .......................................... 93
9.10同时操作............................................... ..................................... 95
9.11安全...........................................................................................................95
9.11.1块锁定............................................. ............................................ 95
9.11.2一次性可编程( OTP )寄存器....................................... ........... 97
9.11.3全球主营阵保护.......................................... .......................... 99
9.0
10.0设备命令代码
......................................................................................... 100
11.0流Charts............................................................................................................
101
12.0通用闪存接口
........................................................................................ 110
12.1查询结构输出.............................................. ...................................... 110
12.2块状态寄存器.............................................. ......................................... 111
数据表
4
2008年4月
订单号: 309823-11