Programming interface
4.1 The functions of the DLL
SIMATIC RF1060R
Operating Instructions, 05/2017, C79000-G8976-C432-02
17
Description of the parameters
Parameter
Description
vhl_select
With this parameter you select a card located in the antenna field.
Handle
The session key returned by the function "brp_open_usb_session()".
CardTypeMask
The parameter specifies a card family to be recognized. If you want all card
families to be recognized, set the parameter to the value "0xFFFF".
Reselect
The parameter decides whether the card should be reselected.
AllowConfig
This value is always "false".
CardType
The returned value indicates the card type.
Status
You will find more information on the reader status in the section "Status
Return value
•
BRP_OK
You will find more information on return values in the section "Return val-
4.1.8
vhl_get_snr
The function returns the serial number of the currently selected card. If the function
"vhl_select" could not be executed earlier or the card is no longer in the field, the value
"CARD_NOT_SELECTED_ERR" (Status-Code "0x0102") is returned. In this case, an
undefined serial number is returned.
Function call
int
vhl_get_snr(
int Handle,
byte * Snr,
byte * Length,
int * Status
);
Description of the parameters
Parameter
Description
vhl_get_snr
The parameter returns the serial number of the currently selected card.
Handle
The session key returned by the function "brp_open_usb_session()".
Snr
Serial number of the card
Length
Length of the serial number in bytes
Status
You will find more information on the reader status in the section "Status
Return value
•
BRP_OK
•
CARD_NOT_SELECTED_ERR
You will find more information on return values in the section "Return val-
