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Last activity 2017-03-20 14:12:45 +0100 by Ankush

f_mkfs returns FR_DISK_ERROR

Hi all,

I my application I am interfacing SD card with nrf52 using FATFS file system. I am observing some weird behavior while doing this. I have two SD cards, one of 2GB sandisk and another of 8 GB Transcend ... (more)

51
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1
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1
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Last activity 2017-03-15 09:44:11 +0100 by Daniel T. Lee

How to save data persistently(non-volatile) to nRF51 core not effected by powering off and on?

How to save data persistently(non-volatile) to nRF51 core not effected by powering off and on?

(How to save static data persistently without deleted when the core is turned off and on?)

I think there is some kind of an ... (more)

69
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2
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1
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Last activity 2017-02-06 11:18:03 +0100 by Sigurd flag of Norway

Could not find SD Card (SDCard) library and example in Keil IDE after nRF5 SDK 12.2 Keil4 installation

Hi,

I downloaded the nrF5 SDK V12.2 from: https://www.nordicsemi.com/eng/Produc...

after unzip, I could see the SDCard library under "<Nordic Project>\nRF5_SDK_12.2.0_f012efa\components\libraries\sdcard"

I am a Keil user, so I ran ... (more)

219
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2
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2
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Last activity 2017-01-04 15:05:03 +0100 by Ankush

How to open and access files in directory other than root directory in fatfs ?

Hi ,

I am working interfacing SD card with nrf52 using fatfs example given in SDK 12.0.0. While writing to text file created in root directory, code gets stopped as size of file becomes greater than 300kB. Is it ... (more)

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1
answer
Last activity 2016-12-12 14:36:22 +0100 by Ole Bauck flag of Norway

f_gets function in nef52 12.0 sdk issue

Hi ,

I am trying to interface SD card with nrf52. For this I am using fatfs example of new 12.0 sdk. I can able to write the data to file but when I am taking the data from terminal ... (more)

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Last activity 2016-12-11 12:31:36 +0100 by Ankush

unable to read the data from file using f_read in fatfs example of nrf52

Hi,

I am interfacing micro SD card with nrf52 using fatfs example in sdk 12.0. As I am beginner, first I wanted to perform operations like read, write, delete and some basic functions with files. I am able to ... (more)

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