LTE Module Series 
  BG96  FILE  AT  Commands  Manual 
 
BG96_FILE_AT_Commands_Manual                      19 / 22 
 
 
 
3.1.2.  Download a File 
AT+QFDWL="test.txt"                                //Download the text file “test.txt” from UFS. 
CONNECT 
 
<Output Data> 
 
+QFDWL: 10,613e                                     //Get the bytes of the downloaded data and the checksum. 
 
OK 
 
3.2. Write and Read Files 
3.2.1.  Write and Read a UFS File 
AT+QFOPEN="test",0          //Open the file to get the file handle. 
+QFOPEN: 0 
 
OK 
AT+QFWRITE=0,10          //Write 10 bytes to the file. 
CONNECT 
 
<Write Data> 
+QFWRITE: 10,10            //The actual bytes written and the size of the file are returned. 
 
OK 
AT+QFSEEK=0,0,0            //Set the file pointer to the beginning of the file. 
OK 
AT+QFREAD=0,10            //Read 10 bytes from the file. 
CONNECT 10 
<Read Data> 
 
OK 
AT+QFCLOSE=0            //Close the file. 
OK