UM0272 datasheet(19/40 Pages) STMICROELECTRONICS

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UM0272

Configuring system parameters

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4.5

Access levels

Three access levels are available: Service, Owner and User as described in Table 2.

The CM only displays certain menus for each access level.

Note:

The CU automatically recognizes the access level by the password.

4.5.1

User level

After entering a User password, the CM displays the User menus as shown in Figure 12.

Use the Control Module sub-menu in the Bus Module parameter setting menu to define

User access rights (Control Module on page 33).

Figure 12.

User level menus

4.5.2

Service and owner levels (S/O-L)

The default service password is 000000 and the owner password is 000001. All passwords

can be changed through the Setup menu (see Section 5.6.5: Access code).

After entering a Service (or Owner) password, the CM displays the Service/Owner menus

as shown in Figure 13. Four menus (System Status, Log Event, Setup and CM Setup) are

available by pressing the correspondent menu number.

Table 3.

Menus available by access level

User

Owner

Service

System Enable/Disable

✗

Partition Enable/Disable

✗

Partition Select

✗

System Status

✗✗

Log Event

✗✗

Setup

✗ (1)

Certain limitations apply. See Section 5.6: Setup on page 24.

✗

CM Setup

✗✗

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