emmc工作mode
1. device identification mode
2. data transfer mode
3. interrupt mode
emmc工作state
| device state | operation mode |
| Inactive State //Inactive mode
| Pre-Idle State
| Pre-Boot State //boot mode
| Idle State
| Ready State
| Identification State //device identification mode
| Stand-by State
| Sleep State
| Transfer State
| Bus-Test State
| Sending-data State
| Receive-data State
| Programming State
| Disconnect State //data transfer mode
| Boot State //boot mode
| Wait-IRQ State //interrupt mode
标签：eMMC,misc,State,mode,device,data From： https://www.cnblogs.com/aspirs/p/16999448.html