Siemens Simatic S7 Series System Manual

Program instructions
7.3 Communication
S7-200 SMART
172 System Manual, 09/2015, A5E03822230-AC
The following figure describes the table that is referenced by the TABLE parameter, and the
following table lists the error codes.
Table 7- 3 Definition of GET and PUT instructions TABLE parameter
Byte
offset
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
0
D
1
A
2
E
3
0
Error code
1 Remote
station
IP
Address
4
2
3
4
5
Reserved = 0 (Must be set to zero)
6
Reserved = 0 (Must be set to zero)
7
Pointer to the data
area in the
remote station
(I, Q, M, V, or DB1)
5
8
9
10
11
Data length
6
12
Pointer to the data
area in the
local station (this CPU)
(I, Q, M, V, or DB1)
7
13
14
15
1
D - Done (function has been completed)
2
A - Active (function has been queued)
3
E - Error (function returned an error)
4
Remote station IP address: The address of the CPU whose data is to be accessed.
5
Pointer to the data area in the remote station: An indirect pointer to the data that is to be accessed
in the remote station.
6
Data length: The number of bytes of data that are to be accessed in the remote station (1 to 212
bytes for PUT and 1 to 222 bytes for GET).
7
Pointer to the data area in the local station: An indirect pointer to the data that is to be accessed in
the local station (this CPU).

Siemens Simatic S7 Series Specifications

General

CPU	Varies by model (e.g., S7-300, S7-400, S7-1200, S7-1500)
Communication Interfaces	PROFIBUS, PROFINET, Ethernet, MPI
Programming	TIA Portal, STEP 7
Programming Languages	LAD, FBD, STL, SCL, GRAPH
I/O Modules	Digital, Analog, Specialty modules available
Operating Temperature	0°C to 60°C (standard models)
Mounting	DIN rail mounting
Operating Voltage	24V DC or 120/230V AC (varies by model)
Protection Class	IP20 (standard models)
Memory	Varies depending on the S7 model. Includes work memory (RAM) for program execution, load memory (EEPROM or Flash) for program storage, and system memory for operating system functions. Memory sizes range from kilobytes to megabytes.