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5 Advance Features
5.1
Preset Mode
In Preset mode, LP-ABR series read only the symbols whose data match the preset
data.
This function has 2 modes whose registration method and data collation method of
preset data are different.
PREM=0[CR](*): Preset Mode 0 (Preset Mode is disabled)
PREM=1[CR]:
Preset Mode 1 (Preset data is the first decoded one after power up)
PREM=2[CR]:
Preset Mode 2 (Preset data is registered in advance)
*: Default
To disable Preset Mode, send the command “PREM=0”.
5.1.1 Preset Mode 1
In this mode, the preset data is the first decoded data after power up.
Data comparison is only successful when the code matches completely.
The preset data must be set as every time the reader is powered on because the
data is not saved to internal flash memory.
Setup procedure of Preset Mode 1
1. Send the following commands
PREM=1[CR]
WSETS[CR]
: Save the settings to internal flash memory.
2. Power-on reset
3. Read the symbol that contains the data to be used as the preset data.