Table Of Contents; Contents - Quectel WCDMA UG FILE Series At Command Manual

Contents

About the Document ................................................................................................................................... 2
Contents ....................................................................................................................................................... 3
1 Introduction .......................................................................................................................................... 5
1.1. The Process of Using File AT Commands .............................................................................. 5
2 Description of AT Command .............................................................................................................. 6
2.1. AT+QFLDS Get the Space Information of the Storage......................................................... 6
2.2. AT+QFLST List Files ............................................................................................................. 7
2.3. AT+QFDEL Delete the File in the Storage ............................................................................ 8
2.4. AT+QFUPL Upload File to the Storage................................................................................. 8
2.5. AT+QFDWL Download the File from the Storage............................................................... 10
2.6. AT+QFOPEN Open the File ............................................................................................... 11
2.7. AT+QFREAD Read the File ................................................................................................ 12
2.8. AT+QFWRITE Write the File............................................................................................... 12
2.9. AT+QFSEEK Seek the File ................................................................................................. 13
2.10. AT+QFPOSITION Get the Offset of the File Pointer .......................................................... 14
2.11. AT+QFTUCAT Truncate the File from the File Pointer ....................................................... 14
2.12. AT+QFCLOSE Close the File ............................................................................................. 15
3 Example .............................................................................................................................................. 16
3.1. Upload and Download Files .................................................................................................. 16
3.1.1. Upload the File ............................................................................................................... 16
3.1.1.1. Non ACK Mode ..................................................................................................... 16
3.1.1.2. ACK Mode ............................................................................................................ 16
3.1.2. Download the File .......................................................................................................... 17
3.2. Write and Read the File ......................................................................................................... 17
3.2.1. Write and Read RAM File .............................................................................................. 17
4 Appendix A Summary of <err> Code ............................................................................................... 18
WCDMA_UGxx_FILE_AT_Commands_Manual
UMTS/HSPA Module Series
WCDMA UGxx FILE AT Commands Manual
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