Reference Manual

Request Response
AT+fileOpen=[fileName],[options],[fileSize]
+fileOpen:[fileID],[secureToke]
or error
Arguments:
fileName : full file path
options:
READ - Read a file (no bit mask)
WRITE - Open for write (optionally bitmask with
CREATE)
CREATE - Create a new file (optionally bitmask with
WRITE or OVERWRITE)
CREATE_FAILSAFE
CREATE_SECURE
CREATE_NOSIGNATURE (for secure files only)
CREATE_STATIC_TOKEN (for secure files only)
CREATE_VENDOR_TOKEN (for secure files only)
CREATE_PUBLIC_WRITE (for secure files only)
CREATE_PUBLIC_READ (for secure files only)
fileSize : Max file size in bytes (mandatory for
CREATE option)
Table 54: AT+fileOpen
Please note that the maximum file name length is 180 bytes.
Request Response
AT+fileClose=[fileID],[certificateFileName],[signature] OK or error
Arguments:
fileID :ID assigend from AT+FileOpen
certificateFileName: Full path to certificate (optional)
signature : The signature is SHA1 (optional)
Table 55: AT+fileClose
Calypso reference manual version 1.2 © April 2019
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