Session Management Commands

List of Commands

The following table lists the commands necessary to manage the editing session of the setting protection function in accordance with UL489SE standard, their corresponding command codes and user profiles.

Command	Command Code	User profile
Open setup session Open Setup Session	1930	Administrator
Apply settings Apply Settings	1932	Administrator
Get apply setting status Get Apply Setting Status	1924	No password required
Close setup session Close Setup Session	1933	Administrator

Open Setup Session

To open setup session, set the command registers in the following way:

Address	Register	Unit	Type	Range	Description
0x1F3F	8000	–	INT16U	1930	Requested command code
0x1F40	8001	–	INT16U	10	Number of parameters of the command
0x1F41	8002	–	INT16U	5377 (0x1501)	Destination of the command
0x1F42	8003	–	INT16U	1	Security type of the command
0x1F43–0x1F44	8004–8005	–	OCTET STRING	–	Password of the command: Administrator user profile password

The session key for the editing session is returned to the command registers in the following way:

Address	Register	Unit	Type	Range	Description
0x1F3F	8020	–	INT16U	1930	Last command code
0x1F40	8021	–	INT16U	–	Command status: 0 = Successful command Other value = Command with error
0x1F41	8022	–	INT16U	4	Number of bytes returned
0x1F42–0x1F43	8023–8024	–	INT32U	0–4294967294	Session key for the command

Apply Settings

To apply settings, set the command registers in the following way:

Address	Register	Unit	Type	Range	Description
0x1F3F	8000	–	INT16U	1932	Requested command code
0x1F40	8001	–	INT16U	14	Number of parameters of the command
0x1F41	8002	–	INT16U	5377 (0x1501)	Destination of the command
0x1F42	8003	–	INT16U	1	Security type of the command
0x1F43–0x1F44	8004–8005	–	OCTET STRING	–	Password of the command: Administrator user profile password
0x1F45–0x1F46	8006–8007	–	INT32U	0–4294967294	Requested session key for the command

Get Apply Setting Status

To get apply setting status, set the command registers in the following way:

Address	Register	Unit	Type	Range	Description
0x1F3F	8000	–	INT16U	1924	Requested command code
0x1F40	8001	–	INT16U	14	Number of parameters of the command
0x1F41	8002	–	INT16U	5377 (0x1501)	Destination of the command
0x1F42	8003	–	INT16U	0	Security type of the command
0x1F43–0x1F44	8004–8005	–	OCTET STRING	0	Password of the command = 0 (no password required)
0x1F45–0x1F46	8006–8007	–	INT32U	0–4294967294	Requested session key for the command

The apply setting status is returned to the command registers in the following way:

Address	Register	Unit	Type	Range	Description
0x1F53	8020	–	INT16U	1924	Last command code
0x1F54	8021	–	INT16U	–	Command status: 0 = Successful command Other value = Command with error
0x1F55	8022	–	INT16U	6	Number of bytes returned
0x1F56–0x1F57	80023–8024	–	INT32U	0–4294967294	Responded session key for the command. It must be equal to the requested session key for the command.
0x1F58	8025	–	INT16U	0–1	Status of the apply settings command: 0 = No apply settings in progress 1 = Apply settings in progress

Close Setup Session

To close setup session, set the command registers in the following way:

Address	Register	Unit	Type	Range	Description
0x1F3F	8000	–	INT16U	1933	Requested command code
0x1F40	8001	–	INT16U	14	Number of parameters of the command
0x1F41	8002	–	INT16U	5377 (0x1501)	Destination of the command
0x1F42	8003	–	INT16U	1	Security type of the command
0x1F43–0x1F44	8004–8005	–	OCTET STRING	–	Password of the command: Administrator user profile password
0x1F45–0x1F46	8006–8007	–	INT32U	0–4294967294	Requested session key for the command