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
2
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
Reserved
Should be left 0
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
11.4
Set and Save Data Lock
Syntax
Hexadecimal
0xFE 0xCB 0xF5 0xA0 [level]
Decimal
254 203 245 160 [level]
Matrix Orbital
LK204-25-USB
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