Programming FCs (Functions) and FBs for S7 Ethernet CPs
155
SIMATIC NET NCM S7 for Industrial Ethernet
C79000-G8976-C129–06
Explanation of the Formal Parameters
The following table explains all the formal parameters for the AG_SEND
/AG_LSEND functions.
Parameter Declara-
tion
Type
Possible
Values
Remarks
ACT
INPUT
BOOL
0,1
If an FC is called with ACT=1, LEN bytes are
sent from the ISO transport data area specified
with the SEND parameter.
If an FC is called with ACT = 0, the status
codes DONE, ERROR and STATUS are
updated.
ID
INPUT
INT
1,2...64
(S7-400)
1,2...16
(S7-300)
The connection number of the connection is
specified in the parameter ID. (see
Configuration Section 4.3.1)
LADDR
INPUT
WORD
Module base address
When you configure the CP with STEP 7
hardware configuration, the module base
address is displayed in the configuration table.
Specify this address here.
SEND
INPUT
ANY
Specifies the address and length.
The address of the data area refers to one of
the following:
– Process image area
– Bit memory
– Data block area
Содержание NCM S7
Страница 82: ...SEND RECEIVE Interface in the User Program 82 SIMATIC NET NCM S7 for Industrial Ethernet C79000 G8976 C129 06 ...
Страница 91: ...Configuring Communication Connections 91 SIMATIC NET NCM S7 for Industrial Ethernet C79000 G8976 C129 06 ...
Страница 196: ...Firmware Loader 196 SIMATIC NET NCM S7 for Industrial Ethernet C79000 G8976 C129 06 ...
Страница 210: ...Glossary 210 SIMATIC NET NCM S7 for Industrial Ethernet C79000 G8976 C129 06 ...
Страница 216: ...Linking to Other Systems with FETCH WRITE 216 SIMATIC NET NCM S7 for Industrial Ethernet C79000 G8976 C129 06 ...
Страница 218: ...Document History 222 SIMATIC NET NCM S7 for Industrial Ethernet C79000 G8976 C129 06 ...