User guide

Section 4. USB Communications
21
This property is stored in non-volatile EEPROM memory so it will not change when the unit is
power cycled. When this property is changed, the unit must be power cycled to have these
changes take effect. If a value other than the default value is desired, it can be set by the factory
upon request.
PRE_CARD_CHAR PROPERTY
Property ID: 11 (0B hex)
Property Type: Byte
Length: 1 byte
Get Property: Yes
Set Property: Yes
Default Value: 0
Description: This character is sent prior to all other card data. If the value is 0 no character
is sent. If the value is in the range 1 – 127 then the equivalent ASCII
character will be sent.
This property is stored in non-volatile EEPROM memory so it will not change when the unit is
power cycled. When this property is changed, the unit must be power cycled to have these
changes take effect. If a value other than the default value is desired, it can be set by the factory
upon request.
POST_CARD_CHAR PROPERTY
Property ID: 12 (0C hex)
Property Type: Byte
Length: 1 byte
Get Property: Yes
Set Property: Yes
Default Value: 0
Description: This character is sent after all other card data. If the value is 0 no character is
sent. If the value is in the range 1 – 127 then the equivalent ASCII character
will be sent.
This property is stored in non-volatile EEPROM memory so it will not change when the unit is
power cycled. When this property is changed, the unit must be power cycled to have these
changes take effect. If a value other than the default value is desired, it can be set by the factory
upon request.