Issue with sdcard in kinetis k70 tower board

[sameerarvikar]

Hello,

I am 2 TWR-K70F120M board

In one sdcard is working ,and other its not working

following is the output for mmc info command

Device: FSL_SDHC
Manufacturer ID: 3
OEM: 5344
Name: SL16G
Tran Speed: 25000000
Rd Block Len: 512
SD version 2.0
High Capacity: Yes
Capacity: 15931539456
Bus Width: 1-bit

In the working tower board ,its showing

Bus Width: 4-bit
rest data is same

What might be the issue ,is this  problem  there with the other k70 tower boards,

How to rectify ?

[Hui_Ma]

Hi,

Could you please provide the TWR-K70F120M board hardware version info?
If both boards with the same hardware version?

Have a great day,
Ma Hui

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[sameerarvikar]

Hi,

Both have same version sch-27166 Rev B1

[Hui_Ma]

Hi,

Sorry for the later reply.

I checked the system record, there without related info before.

Please check here to warranty replacement that issued TWR-K70F120M board. Thanks.

Have a great day,
Ma Hui

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