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“Continuous” mode, the message is now processed as follows:

The data in Data Field 1 (the word “CAUTION”) scrolls onto 
the display from right to left (“ON Dir”= Left)

The data scrolls at its fastest rate (“ON Speed” = Very Fast)

The data scrolls to the left end of the display and stops
(The default font justification = Left)

The data is displayed for a brief period (“Time ON” = 0.693)

The data from Data Field 2 (the word “AHEAD”) scrolls onto 
the display from right to left (“ON Dir” = Left), forcing the 
previous data to scroll off the display in the same direction

The new data scrolls at its fastest rate (“ON Speed” = Very Fast)

This data scrolls to the left end of the display and stops 
(The default font justification = Left)

The data is displayed for a brief period (“Time ON” = 0.693)

The data scrolls off the display to the left, the same direction configured
in the “ON Dir” parameter.

The display is blank for 0.693 seconds.

In Continuous mode, the display remains blank for a time equal to the “ON Time” of the last Data 
Field used. In this example, the last Data Field used is Data Field 2, so the display remains blank 
for 0.693 seconds. This demonstrates one of the significant differences between “On-Off” and 
“Continuous” mode. To further understand these differences, try changing the scrolling parameters 
and observe how the message is displayed in the various modes.

Summary of Contents for SmartArrow MGM01

Page 1: ...Refer to your vehicle owners manual for the air bag deployment area The User Installer assumes full responsibility to determine proper mounting location based on providing ultimate safety to all passe...

Page 2: ...sting multiple Messages from one file to another 19 Exercise VIII Deleting Messages 19 Exercise IX Uploading a Message File to the Messenger display 20 Section IV Trouble Shooting 22 Illustrations Fig...

Page 3: ...nding of the Windows operating system Installing the Messenger programming software When the operator installs the Whelen Messenger programming software onto the host computer a setup program transfer...

Page 4: ...ich can not be longer than 8 characters comes first followed by a dot a period and then the 3 letter extension that identifies the file to the computer Example 12345678 MSG Library File A data file th...

Page 5: ...e However in order to preview any message or to upload a Message File to the Messenger the host computer does need to be connected to the Messenger If the host computer is connected to the Messenger a...

Page 6: ...mple a Message designed for use on an MGM02 would have to be redesigned for use on an MGM01 or an MGM03 Creating a Message File or Library File As explained earlier in this manual a Message can only e...

Page 7: ...as Type pull down menu see Fig 5 Messenger Programmer Edit Setup Window Config Addr Edit UpLoad Display Clear Help File New Ctrl N Ctrl O Ctrl S Ctrl P Ctrl U Alt X Open Save Save s A Save A l l Close...

Page 8: ...etting In their respective modes the windows will look like this Fig 7 Messenger Programmer Config Addr Edit UpLoad Display Clear Help File Edit Setup Window Messenger Editor Edit Help On Off ON OFF D...

Page 9: ...off to the left Right The data scrolls off to the right Up The data scrolls up and off the display Down The data scrolls down and off the display In The data scrolls inwards from both the left and ri...

Page 10: ...ith different effects and characteristics These exercises will assume that the host computer is connected to a MGM02 8 Character Messenger Display EXERCISE I Creating a Message NOTE For these exercise...

Page 11: ...ield but for all of the subsequent used fields as well For example if a message contains 7 used fields and the justification for field 1 is center then fields 1 through 7 will be center justified In t...

Page 12: ...ahead of the data in Field 1 4 Click the OK button to close the message editing screen 5 Click the Display button in the Main Programming Window The words Caution Ahead will appear on the Messenger in...

Page 13: ...the data in Field 1 5 Click the OK button to close the message editing screen 6 Click the Display button in the Main Programming Window The words Caution Ahead will appear on the Messenger normal siz...

Page 14: ...t button in the Main Programming Window to open the Message Editing screen 2 Click in Data Field 1 highlight the I and delete those characters 3 Highlight CAUTION AHEAD in the field 4 Click the Bold b...

Page 15: ...nds to 0 693 seconds by using either of the two increase or up arrows The single arrow increases duration in increments of approximately 0 017 seconds The double arrow increases duration in increments...

Page 16: ...after which a blank screen is displayed for 0 000 seconds Time OFF At this point the cycle begins again with Data Field 1 Unlike Continuous mode the display does not have a blank period following the...

Page 17: ...default font justification Left The data is displayed for a brief period Time ON 0 693 The data disappears from the display without scrolling in any direction OFF Dir NONE The display is blank for 0...

Page 18: ...ts fastest rate ON Speed Very Fast This data scrolls to the left end of the display and stops The default font justification Left The data is displayed for a brief period Time ON 0 693 The data scroll...

Page 19: ...Copy from the Edit menu in the Main Programming Window This copies the Message to the Windows clipboard 5 Now open the Test2 MSG Message File created in step 1 and highlight New 6 Select Paste from t...

Page 20: ...om the RS24C adapter connected to the serial port on the host computer 3 Start the messenger software on the host computer As the software starts it will search for the Messenger When it has located t...

Page 21: ...displayed If there were for example 35 Messages in this file the progress would indicate 1 of 35 then 2 of 35 and so on up to 35 of 35 Fig 20 Messenger Programmer Config Addr Edit UpLoad Display Clear...

Page 22: ...he bus or turned off If other B LINK control heads are connected to the communication bus they must also be turned off When I try to display a Message it flickers What am I doing wrong A flickering Me...

Page 23: ...age is meant to scroll across the display and On Off mode is selected words at the ends of Data Fields may be broken Select the Continuous mode to rectify the problem Mirrored text is left justified O...

Page 24: ...POWER IN RX TX RTS GROUND POWER OUT RS485 B RS485 A GRAY GRAY BLUE BLUE 12 VDC RED RED 12 VDC GRND BLK BLACK GRND NOTE The wires from the Messenger control head are shown individually for illustration...

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