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Introduction

All Maple Systems HMIs programmed with EBPro (EasyBuilder Pro), including every cMT X Series and cMT Series model, are compatible with Siemens S7-200 VD Any Address. Configure your Controller and HMI/cMT with the following parameters to establish reliable communication.

Supported Series: Siemens S7-200 series PLC (CPU212/214/215/216/221/222/224/226/226XM)

Website: http://www.siemens.com/entry/cc/en/

HMI Settings

ParametersRecommendedOptionsNotes
PLC typeSiemens S7-200 (VD any address)
PLC I/FRS485 2WRS485 2W
Baud rate96009600, 19200, 187.5K
Data bits87, 8
ParityEvenEven, Odd, None
Stop bits11, 2
PLC sta. no.21 ~ 126
Turn around delay5
Online simulatorYES
Extend address modeNO
Broadcast commandNO

PLC Settings

ParameterValue
Communication modeSet station number to 2

Device Address

Bit/WordDevice TypeFormatRangeMemo
BIDDDDo0 ~ 40957Input (I)
BQDDDDo0 ~ 40957Output (O)
BMDDDDo0 ~ 40957Bit Memory
BVW_BitDDDDDo0 ~ 102397V Memory Bit Address
BSDDDDo0 ~ 40957SCR
BSMDDDDo0 ~ 40957Special Memory
WVWDDDDD0 ~ 10239V Memory
DWVDDDDDD0 ~ 10239V Memory Double Word
WVW_StringDDDDD0 ~ 10239String
DWVD_StringDDDDD0 ~ 10239String
WMWDDDDD0 ~ 10239Word Memory
WTDDD0 ~ 255Timer
WCDDD0 ~ 255Counter
DWMDDDDDD0 ~ 10239Word Memory
ByteSBDDDDD0 ~ 10239SCR
WSWDDDDD0 ~ 10239SCR
DWSDDDDDD0 ~ 10239SCR
ByteSMBDDDDD0 ~ 10239Special Memory
WSMWDDDDD0 ~ 10239Special Memory
DWSMDDDDDD0 ~ 10239Special Memory

NOTE: Double word and floating point values must use the VD device type. The VD register can be set to any value — not necessarily a multiple of 4.

How to Import Tag

The tags created in the Symbol Table in Step7-MicroWIN software can be imported to EBPro (EasyBuilder).

  1. Copy tags from Symbol Table

    In Step7-MicroWIN, open the Symbol Table and create your tags. Select all tags, right-click, and copy them.
    Step 7-MicroWIN Symbol Table with three test tags listed: TestMD (MD0), TestBitM (M5.7), TestVW (VW20).
  2. Add driver and open Import Tag

    Launch EBPro (EasyBuilder), add the Siemens S7-200 driver in the device list under System Parameter Settings, then click the Import Tag button.
    EasyBuilder System Parameter Settings Device tab showing Siemens S7-200 driver configured with RS485 2W on COM 1 at 9600 baud, with the Import Tag button highlighted.
  3. Paste copied tags

    In the Paste dialog, paste the tags copied from Step7-MicroWIN and click OK.
    EasyBuilder Paste dialog showing three copied tag lines (TestMD MD0, TestBitM M5.7, TestVW VW20) ready to be imported.
  4. Select all tags and confirm

    In the Add Tags dialog, select all tags and click OK.
    EasyBuilder Add Tags dialog listing TestBitM, TestMD, and TestVW with all checkboxes selected before confirming import.
  5. Confirm import success

    If the import succeeded, a confirmation message window appears.
    EasyBuilder Pro success dialog confirming tag information was imported successfully.

Wiring Diagram

NOTE: The serial port pin assignments may vary between HMI models.

RS-485 2W

HMIDirectionPLC
Pin assignmentsRS485 2W
9 D-Sub Male
Data-↔ (bidirectional)8 Data-
Data+↔ (bidirectional)3 Data+
GND↔ (bidirectional)5 GND