SDIO协议文档VIP免费

1 SDIO1.00协议简介 2 目录 1 目的 .......................................................................................................................... - 1 - 2 备注 .......................................................................................................................... - 1 - 3 SDIO Signaling Definition .......................................................................................... - 1 - 3.1 SDIO card types .......................................................................................... - 1 - 3.2 SDIO card modes ........................................................................................ - 1 - 3.3 SDIO Host Modes ....................................................................................... - 1 - 3.4 信号引脚 .................................................................................................... - 2 - 3.5 Host requirements for SDIO ......................................................................... - 2 - 4 SDIO card 初始化 ..................................................................................................... - 2 - 4.1 IO CARD 初始化的差异 ............................................................................. - 2 - 4.2 The IO_SEND_OP_COND Command (CMD5) ............................................ - 3 - 4.3 The IO_SEND_OP_COND Response (R4) ................................................... - 4 - 5 Differences with SD Memory Specification(与 SD 内存标准的差异) ........................... - 4 - 5.1 SDIO 命令清单 ......................................................................................... - 4 - 5.2 Card Detect Resistor .................................................................................... - 5 - 5.3 数据传输停止............................................................................................. - 5 - 5...