Communicating With Modems; Setting Up The Communications Parameters When Using Modems; Setting Up The Local Modem - Siemens SIMATIC S7-200 System Manual

Setting Up Communications Hardware and Network Communications
7.4

Communicating With Modems

Setting Up the Communications Parameters When Using Modems

To set up communications parameters between your programming device or PC
and the CPU when using modems, you must use the module parameter set for the
PC/PPI cable. Otherwise, the Configure Modems function is not available. Ensure
that the Configure Modems function is enabled, and then set up the configuration
parameters by following these steps:
Note
STEP 7-Micro/WIN 32 displays predefined modems in the Modem Setup dialog
box. These modem types have been tested and verified to work with
STEP 7-Micro/WIN 32 at the settings displayed.

Setting Up The Local Modem:

1. Select the menu command View > Communications (or click on the
Communications icon).
In the Communications Setup dialog box, double click on the PC/PPI cable
icon, and the Set the PG/PC Interface dialog box appears. Go on to step 3.
If the Communications Setup dialog box does not show the PC/PPI cable
icon, double-click the PC card icon or the top icon in the right-hand area.
2. In the Set the PG/PC Interface dialog box, select PC/PPI cable (PPI). If this
selection is not in the list box, you must install it. See Section 7.2.
3. Click the "Properties" button. The PC/PPI cable(PPI) properties sheet for your
CPU and modem appears. See Figure 7-8.
4. In the Properties - PC/PPI cable (PPI) sheet, click the Local Connection tab.
5. In the COM Port area, ensure that the Use Modem box contains a check
mark. If the box is empty, select it to insert a check mark. See Figure 7-8.
6. Click the "OK" button. The Set the PG/PC Interface dialog box appears.
7. Click the "OK" button. The Communications Setup dialog box appears. There
are now two modem icons and a Connect Modem icon (see Figure 7-11).
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S7-200 Programmable Controller System Manual
A5E00066097-02