MultiMediaCard
TM
4
4.5.3 相关的 card 地址 (rca) ----------------------------------------------------------------------- 21
4.5.4 card 明确的 数据 (csd) ---------------------------------------------------------------------------- 22
4.6 multimediacard 交流 -------------------------------------------------------------------- 30
4.6.1 commands ----------------------------------------------------------------------------------------------- 30
4.7 读, 写 和 擦掉 时间-输出 情况 ----------------------------------------------------- 33
4.8 card identification 模式 ------------------------------------------------------------------------------ 34
4.8.1 运行 电压 范围 validation --------------------------------------------------------------- 35
4.9 数据 转移 模式 ------------------------------------------------------------------------------------ 35
4.9.1 块 读 ----------------------------------------------------------------------------------------------- 37
4.9.2 块 写 ----------------------------------------------------------------------------------------------- 37
4.9.3 擦掉 ------------------------------------------------------------------------------------------------------ 38
4.9.4 写 保护 管理 -------------------------------------------------------------------------- 38
4.9.5 card 锁/unlock 运作 ------------------------------------------------------------------------ 38
4.9.6 responses ----------------------------------------------------------------------------------------------- 41
4.9.7 状态 ------------------------------------------------------------------------------------------------------ 42
4.9.8 command 回馈 定时 ------------------------------------------------------------------------ 44
4.9.9 重置 ------------------------------------------------------------------------------------------------------ 48
4.10 spi 交流 ----------------------------------------------------------------------------------- 49
4.10.1 模式 选择 ----------------------------------------------------------------------------------------- 49
4.10.2 总线 转移 保护 ------------------------------------------------------------------------------ 49
4.10.3 数据 读 overview ---------------------------------------------------------------------------------- 50
4.10.4 数据 写 overview ---------------------------------------------------------------------------------- 51
4.10.5 擦掉 和 写 保护 管理 ----------------------------------------------------------- 52
4.10.6 读 cid/csd 寄存器 ------------------------------------------------------------------------ 53
4.10.7 重置 sequence --------------------------------------------------------------------------------------- 53
4.10.8 错误 情况 ---------------------------------------------------------------------------------------- 53
4.10.9 记忆 排列 partitioning --------------------------------------------------------------------------- 53
4.10.10 card 锁/unlock -------------------------------------------------------------------------------------- 53
4.10.11 commands ----------------------------------------------------------------------------------------------- 54
4.10.12 responses ----------------------------------------------------------------------------------------------- 56
4.10.13 数据 tokens --------------------------------------------------------------------------------------------- 58
4.10.14 数据 错误 token --------------------------------------------------------------------------------------- 59
4.10.15 clearing 状态 位 ------------------------------------------------------------------------------------ 60
4.11 spi 总线 定时 ----------------------------------------------------------------------------------------- 61
4.12 错误 处理 ------------------------------------------------------------------------------------------ 64
4.12.1 错误 纠正 代号 (ecc) ----------------------------------------------------------------------- 64
4.12.2 cyclic 多余 审查 (crc) ----------------------------------------------------------------- 64