ATO CMM 900-3W manual Starting and Configuring the Modem, DIP Switch Settings

Page 7

It is recommended that the MIN and SID information be stored in an easy to access location.

4. STARTING AND CONFIGURING THE MODEM

The Cellular Modem is configured as a DCE (e.g. modem). It communicates with a PC through the serial (RS 232) port.

4.1 DIP Switch Settings:

DIP Switch

Position Note 1

DTE speed

1

ON

300 baud

2

ON

1200 baud

3

ON

2400 baud

4

ON

9600 baud

5

ON

19200 baud

6

ON

57600 baud

7

ON

Hardware Handshake

8

ON

Software Handshake

Note 1: “ON” = Down position

4.2 Initializing the Cellular Modem:

To start the CMM 900-3W unit, perform the following steps:

Step 1: Connect the 5V DC power supply. Please take precaution that the polarity of the applied voltage is correct.

Step 2: Connect the Cellular Modem to the PC using the RS 232 cable provided.

Step 3: Connect the Antenna to Cellular Modem.

Step 4: Click the HyperTerminal icon on the PC, or select

Start>Programs>Accessories>Hyper Terminal>Hyperterm.exe

The Connection Description Dialog Box opens.

Step 5: In the name field, enter Cellular Modem and click OK.

The “Connect To” dialog box is now active.

Step 6: Select “Connect Using” and then choose the COM Port that is connected to the Cellular Modem. For example, if the Cellular Modem is on COM 2, choose “Direct to Com2” and click OK.

Step 7: The COM2 Properties dialog box now opens. Select the following (see section 4.1 for details):

bps to match the DIP switch settings on the CMM 900 Data Bits: 8

Page 7 of 7

Image 7
Contents CMM 900-3W User Guide Table of Contents Frequently Asked Questions FAQProduct Overview Features∙ Requires 5 Volts DC @ 1500 ma Applications Serial Port Pins RS 232 interfaceYour package includes Registering the Cellular Modem Unit SpecificationsModem Setup and Registration What you need to provideDIP Switch Settings Starting and Configuring the ModemInitializing the Cellular Modem Activating the Cellular Modem Using the Cellular Modem to CommunicateTheory of Operation Command StatePage Result Codes On-line State Transitioning Online State à Command StateAT Commands common to all modes Supported AT CommandsNon-volatile memory of the cell-modem Troubleshooting What is the flow control method recommended? Yes