Mitsubishi Electric MELSEC iQ-R C Series Programming Manual page 120

CCPU_LockFWUpdate
This function prohibits the execution of the firmware update of a C Controller module.
Format
short CCPU_LockFWUpdate(char* pcPass)
Argument
Argument Name
pcPass Password
Description
• This function prohibits the execution of the firmware update of a C Controller module.
• 8 to 16 characters and symbols can be set for a password (pcPass). (Character is case sensitive.)
• Specify NULL as termination character for a password (pcPass).
• If the CCPU_LockFWUpdate function is executed while firmware update is prohibited, an error will be returned.
Return value
Return value
0 (0000H)
Other than 0
Relevant function
• Page 144 CCPU_UnlockFWUpdate
3 DETAILS OF FUNCTION
118
3.1 C Controller Module Dedicated Functions
Description
Specify a password for removing the prohibition on the firmware update.
Description
Normal
Error
For details on the error, refer to the following:
Page 225 ERROR CODE LIST
IN/OUT
IN