FS-8700-73 BACnet MSTP Driver Manual
Page 15 of 48
FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web: www.FieldServer.com
Tel: (408) 262-2299 Fax: (408) 262-2269 Toll Free: (888) 509-1970 email: [email protected]
Server Side Connection Parameters
Section Title
Connections
Column Title
Function
Legal Values
Port
Specify which port the device is connected to the FieldServer
P1-P8
6
, R1-R2
7
Baud*
Specify baud rate
9600
, 19200, 38400,
76800
8
Parity*
Specify parity
None,
Odd, Even
Data_Bits*
Specify data bits
7
, 8
Stop_Bits*
Specify stop bits
1
, 2
Protocol
Specify protocol used
BACnet_MSTP
Connection_Type*
Specify if the connection must be in Master_Mode or in
Slave_Mode
MSTP_Master_Mode
MSTP_Slave_Mode
Max_Master*
Specify the highest possible MAC_Address that exists on the
MSTP network. Only applicable for MSTP_Master Mode
connections. (See also section 4.7)
9
1-
127
Max_Info_Frames*
Specify the maximum number of information frames the
connection may send before it must pass the token. Only
applicable for MSTP_Master Mode connections.
9
1
-65535
Example
//
Server Side Connections
Connections
Port , Baud
, Parity , Data_Bits , Stop_Bits , Protocol
, Timeout , Connection_Type
R1
, 38400 , None
, 8
, 1
, BACnet_MSTP , 30
, MSTP_Master_Mode
6 P1 to P8 will require the optional RS-485 converter (Part # 4301-00)
7 Not all ports shown are necessarily supported by the hardware. Consult the appropriate Instruction manual for details of the ports available
on specific hardware.
8 76800 baud is supported on the X30, X25 and ProtoCessor but not on the X20 and X40
9 For Server configurations the Max_Master and Max_Info_Frames parameters (or properties) can be overridden from a BACnet Client by using
the “Write Property” command. Note that when the FieldServer is restarted, the default values specified in the configuration file will be
applied
If the Server connection needs to operate in Slave Mode then specify the
Connection_Type as MSTP_Slave_Mode