CALL "FC6" //AG_RECV
ID :=4
LADDR :=W#16#480
RECV :=P#DB155.DBX20.0 BYTE 128
NDR :="RECEVE NDR 7-2"
ERROR :="RECEVE ERROR 7-2"
STATUS:="RECEVE STATUS 7-2"
LEN :="RECEVE LEN 7-2"
CALL "FC5"
ACT :="1"
ID :=4
LADDR :=W#16#480
SEND :=P#DB154.DBX20.0 BYTE 4
LEN :=4
DONE :="SEND DONE 2-7"
ERROR :="SEND ERROR 2-7"
STATUS:="SEND STATUS 2-7"
S7中AG_SEND、AG_RECV使用方便，但我用的都是BYTE而不是WORD!