Opticon MDI-4000 Series, Руководство по последовательному интерфейсу, Страница: 25 / 139

MDI-4000 Series Serial Interface Manual
13
Boot Time Specification
(IF: UART/USB, VCC = 3.3V, 5.0V TA = 25°C)
Mode Description Min. Typ. Max. Unit
Normal Boot Time taken to be ready after
supplying the power - 510 ms
Fast Boot Mode - 425 ms
*1
Only configures the factory default settings in an environment where power is stable.
*2
These areas are erased when a firmware update is loaded and can be rewritten up to 100,000 times.
Figure 7: Transition Diagram in Fast Boot Mode
3.5 Basic Commands
3.5.1 Trigger Command
You can start and stop reading by sending commands. When the read cycle timeout is set to 0
seconds (Y0 command), the read time with the Z command is set to
‘Indefinitely’ and reading
continues until a Y command is received. For timeout limited reading, use the Yx commands.
For more information, see
“Read Timing” on page 48
.
Trigger Commands
Command Description Notes
Z Start the read cycle Command only
Y Stop the read cycle
Active Settings
in RAM
Startup Settings
stored in flash
* 1 * 2
Custom Settings
stored in flash
*
2
Factory Default
Settings
stored in flash
* 1 * 2
Z2 Command
Copy the active settings
to startup settings
[BAP Command
Copy the custom settings
to active settings
[BAQ Command
Copy the active settings
to custom settings
Serial Command
Changes one or
more active settings
Power on/ Reset or
Default Command or
Firmware Update
Copy the factory default
settings to active settings
[EFY Command
* 1
Changes one or
more settings
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