Siemens SIMATIC S5 Series Manual page 29

S5-95U, Second Serial Interface
DB1 STL
.
.
.
24: KS ='N
36: KS ='DB100DW80
:
48: KS =' KBE MB61
60: KS ='2
72:
OB1 STL
:AN I
:R F
:A I
:AN F
:S F
:S F
:
:JU FB
NAME :P-Z-P
:
:BE
FB100 STL
NAME :P-Z-P
:C DB 100
:
:O F
:JC =M001
:
:
:L DL
:T FY
:L DR
:T FY
:
:L KF +1
:T FW 254
:L KF +41
:T FW 252
:
M003 :DO FW 252
:L DW
:DO FW 254
:T DW
:
EWA 4NEB 812 6095-02
; SL1: SLN 0 SF ';
EF DB100DW40 ';
KBS MB6';
PGN 1 ; SDP: N';
0.0
99.0
0.0
99.0
99.0
1.0
100
61.7
40
40
40
41
0
0
Description
Slave number: 0 (PLC is master); Send mailbox:
DB100 from DW 80; Receive mailbox: DB100 from
DW 40;
"Receive" coordination byte: FY 61;
"Send" coordination byte: FY 62;
PG bus number: 1 (irrelevant for p. to p. link)
Description
Pulse edge evaluation I 0.0
Positive-going edge at I 0.0
Set send initiation bit for
point-to-point link
Send and receive via
point-to-point link
Description
Open send and receive mailbox
KBE bit 7=1 "No new data received"
Jump to "Send data"
Receive data
==========================================
Evaluate frame length and source if
necessary
Default settings of index scratch flags for
copying the frame from the receive mailbox
into the user area
In the example,
all 32 data words (DW 41 to DW 72)
are copied into the user area DB100,
DW 1 to DW 32
Point-To-Point Link
2-9