GLK19264-7T-1U-WB-USB Matrix Orbital, GLK19264-7T-1U-WB-USB Datasheet - Page 57

• Manufacturer Part Number: GLK19264-7T-1U-WB-USB
• Description: LCD Character Display Modules Blue Background White Text
• Manufacturer: Matrix Orbital

Specifications of GLK19264-7T-1U-WB-USB

• Character Count X Line: 32 x 8
• Background Color: Blue
• Voltage Rating: + 5 VDC
• Operating Temperature Range: - 20 C to + 70 C
• Backlight Type: LED White
• Interface: USB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Matrix Orbital
Description
Remembered
Default
Examples
sending a zero will unlock your display as the following tables explains:
NOTES
Always
0
Paranoia allows you to lock the module from displaying information, as
well as enables the protection of the filesystem and module settings.
• Sending a new data lock level will override the previous data lock level.
• Data lock levels may be combined.
Each bit corresponds corresponds to a different lock level, while
0x00
0x50
Bit
0-2
3
4
5
6
7
Hex
Data Lock Level
Reserved
Communication
Speed Lock
Setting Lock
Filesystem Lock
Command Lock
Display Lock
Dec
GLK19264-7T-1U
80
0
01010000
Binary
0
Setting and Command Lock
Description
Should be left 0
When this bit is set (1) the
Baud Rate and I
address are locked
When this bit is set (1)
the display settings such
as backlight, contrast and
GPO settings are locked.
(Internal EEPROM)
When this bit is set (1)
the external EEPROM is
locked, this has the same
effect as the File System
Jumper
When this bit is set (1) all
commands but commands
202/203 are locked. (cmd
lock)
When this bit is set (1) the
module is locked from dis-
playing any new informa-
tion. (text lock)
Description
Unlock
2
C Slave
52