下列调试信息,说明了什么意思?无法识别设备?
[HSMMC0]---CSDHCSlotBase::BusRequestHandler-----CMD:5
[HSMMC0]--HandleErrors - ERROR INT STATUS=0x01
[HSMMC0]--ERR CMD:5 :
[HSMMC0]--If the card is not a SDIO, CMD 5 does not work in reason.
[HSMMC0]---CSDHCSlotBase::BusRequestHandler-----CMD:0
[HSMMC0]---CSDHCSlotBase::BusRequestHandler-----CMD:8
[HSMMC0]--HandleErrors - ERROR INT STATUS=0x01
[HSMMC0]--ERR CMD:8 :
[HSMMC0]--If the card is not SD SPEC 2.0, CMD 8 does not work in reason.
[HSMMC0]---CSDHCSlotBase::BusRequestHandler-----CMD:1
[HSMMC0]--HandleErrors - ERROR INT STATUS=0x01
[HSMMC0]--ERR CMD:1 :
[HSMMC0]--If the card is not a MMC, CMD 1 does not work in reason.
[HSMMC0]---CSDHCSlotBase::BusRequestHandler-----CMD:55
[HSMMC0]--HandleErrors - ERROR INT STATUS=0x01
[HSMMC0]--ERR CMD:55 :
[HSMMC0] CMD Timeout Error...
SDBusDriver: Unknown device found in slot 0