Bosch CL500 - Page 85

PLC Program Examples
11--3
1070 072 196-101 (00.06) GB
INC W A,2
L W -BlkAdrPST,D ;ZS block address PST
T W D,[A]
INC W A,2
L W -Offset,D ;Address PST low part
T W D,[A]
INC W A,2
L W -Anzahl,D ;Amount of words to be read
T W D,[A]
INC W A,2
L W 16#7F7F,D ;e.g. without coordination marker
T W D,[A]
INC W A,2
L W -IPAdr_H,D ;Internet address high word
T W D,[A]
INC W A,2
L W -IPAdr_L,D ;Internet address low word
T W D,[A]
;Command execution
Request: ; Transmit request
CM -R5REQ,6
P0 W 16#44 ; < Data range for protocol parameters
P1 W -DBnr ; < Data module number
P2 W 0 ; < Offset
P3 W 16#0001 ; < Job bit bar
P4 W -ErrMerk ; > Error message of the FM
P5 W -ErgMerk ; > Result bit bar
L W -ErgMerk,B
L W -ErrMerk,A
CPLA W 0,A ;if no error: continue
JPZ weiter
L W 3,A ;error during request
T W A,-Status
EM
weiter:
L W 1,A ; Set status to 1 (= Running)
T W A,-Status
execute: ; Polling of command
waitCon: ; Wait for confirmation
L W 16#0800,A ; Basic address for indirect addressing act. DM
INC W A,2 ; Address on DW1
L W [A],B ; Take RSS no. from DW1
T W B,-Para1
INC W A,2 ; Address on DW2
L W [A],B ; Take job number from DW2
T W B,-Para2