25
6.8
Data Security
8.1
Set
Remember
Dec
Hex
ASCII
254 147
FE 93
?
Switch
Switch
Switch
v5.6
Allows changes to specific settings to be saved to the display memory. Writing to non-volatile memory can be slow
and each change consumes 1 write of at least 100,000 available. The Command Summary
outlines which
commands are saved always, never, and when this command is on only. Remember is off by default.
Switch
Byte
1 for on or 0 for off.
8.2
Set Data
Lock
Dec
Hex
ASCII
254 202 245 160
FE CA F5 A0
?
á
Level
Level
Level
v5.6
Temporarily locks certain aspects of the display to ensure no inadvertent changes are made. The lock is released
after a power cycle. A new level overrides the old, and levels can be combined. Default is 0.
Level
Byte
Lock level, see
Data Lock Bits
table.
Table 20: Data Lock Bits
Display
Command
Reserved
Setting
Address
Reserved
Reserved
Reserved
7
6
5
4
3
2
1
0
Table 21: Lock Parameters
Reserved
Place holders only, should be 0
Address
Locks the Baud Rate and I2C address
Setting
Locks all settings from being saved
Command
Locks all commands, text can still be written
Display
Locks entire display, no new text can be displayed
8.3
Set and Save
Data Lock
Dec
Hex
ASCII
254 203 245 160
FE CB F5 A0
?
á
Level
Level
Level
v5.6
Locks certain aspects of the display to ensure no inadvertent changes are made. The lock is not affected by a
power cycle. A new level overrides the old, and levels can be combined. Default is 0.
Level
Byte
See Data Lock Bits
table.
相关PDF资料
VK204-25-422 VF CHARACTER DISPLAY 20X4 RS422
VK204-25-VPT VFD ALPHA/NUM DISPLAY 20X4
VLM-532-42-SCA LASER MODULE 532NM 1-5MW DOT
VLM-532-46-LCA LASER MODULE 532NM 1-5MW LINE
VLM-635-14-SPA LASER MODULE 635NM 1-5MW DOT
VLM-635-15-LPA LASER MODULE 635NM 1-5MW DOT
VLM-650-00 LASER MODULE 650NM 1-5MW DOT
VLM-650-07-LPT LASER MODULE 650NM 1-5MW DOT
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