Siemens SIMATIC RF1000 Operating Instructions Manual page 37

Table 7-2
Parameter
brp_open_serial_ses‐
sion
Return value
SIMATIC RF1000
Operating Instructions, 05/2023, C79000-G8976-C432-10
Description of the parameters
Description
This function call opens a connection to the reader via the RS232 interface.
Handle Session key initialized by this function. The session key is valid as soon as
"BRP_OK" is returned.
com_port Number of the COM port
Possible values:
• 0x00: COM1
• 0x01: COM2
• ...
ser_baudrate bau‐ Transfer speed [Baud]
drate
typedef enum {ser_baud_xxx} ser_baudrate;
Possible values:
• 0x00: ser_baud_300
• 0x02: ser_baud_600
• 0x03: ser_baud_1200
• 0x04: ser_baud_2400
• 0x05: ser_baud_4800
• 0x06: ser_baud_9600
• 0x07: ser_baud_14400
• 0x08: ser_baud_19200
• 0x09: ser_baud_28800
• 0x0A: ser_baud_38400
• 0x0B: ser_baud_57600
• 0x0C: ser_baud_115200 (Default)
• 0x0D: ser_baud_576000
• 0x0E: ser_baud_921600
• 0x0F: ser_baud_500000
ser_parity parity Parity value
typedef enum {ser_par_xxx} ser_parity;
Possible values:
• 0x00: ser_par_none
• 0x01: ser_par_odd
• 0x02: ser_par_even
• BRP_OK
• BRP_ERR_BUSY
• BRP_ERR_GENERAL_IO
• BRP_ERR_BUFFER_OVERFLOW
• BRP_ERR_NO_MORE_HANDLES
• BRP_ERR_INSUFFICIENT_MEM
You will find more information on return values in the section "Return values
(Page 52)".
7.2 Programming via USB/RS232 interface (using DLL functions)
Programming
37