Matrix-orbital GLT240128 Legacy Manual de usuario descargar pdf (Pagina 56)

Description

Paranoia allows you to lock the module from displaying information, as

well as enables the protection of the ﬁlesystem and module settings.

Each bit corresponds corresponds to a different lock level, while

sending a zero will unlock your display as the following tables explains:

Bit Data Lock Level Description

0-2 Reserved Should be left 0

3 Communication

Speed Lock

When this bit is set (1) the

Baud Rate and I

C Slave

address are locked

4 Setting Lock When this bit is set (1)

the display settings such

as backlight, contrast and

GPO settings are locked.

(Internal EEPROM)

5 Filesystem Lock When this bit is set (1)

the external EEPROM is

locked, this has the same

effect as the File System

Jumper

6 Command Lock When this bit is set (1) all

commands but commands

202/203 are locked. (cmd

lock)

7 Display Lock When this bit is set (1) the

module is locked from dis-

playing any new informa-

tion. (text lock)

NOTES

• Sending a new data lock level will override the previous data lock level.

• Data lock levels may be combined.

Remembered Always

Default 0

Examples

Hex Dec Binary Description

0x00 0 0 Unlock

0x50 80 01010000 Setting and Command Lock

Matrix Orbital GLT240128 51

1 2 ... 51 52 53 54 55 56 57 58 59 60 61 ... 69 70

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Matrix-orbital GLT240128 Legacy Manual de usuario Pagina 56