MICROTRONIX DX-2200 User manual

4056 Meadowbrook Drive, Unit 126
London, ON Canada N6L 1E3
www.microtronix.com
MICROTRONIX
DX-2200
DUAL-VIEW 2X1SDI VIDEO SWITCHER
USER MANUAL –VERSION 3.75

DX-2200 Dual-view
2x2 SDI Switcher
User Manual
Page 2 of 93
Document Revision History
This User Manual provides operating instructions and information on the Microtronix DX-2200 Dual-view
2x1 SDI Video Switcher, (Model PN: DX-2200-SW-02).
The following table shows the document revision history.
Date
Rev.
Description
Jan. 10, 2012
1.00
Initial release
Nov. 12, 2012
1.01
Added Digital zoom feature.
Jan. 09, 2013
1.02
Added commands to show or hide a text string (this is in addition to the existing
command to toggle visibility).
Feb. 14, 2013
2.00
Revised Serial Command structure.
Added 1080i and 1080p video resolutions.
March 1, 2013
2.10
Added NTSC and PAL resolutions.
Added text background & overlay transparency.
Added ‘O’ commands for output mode control.
Serial control mode changed to always be active.
March 12,
2013
2.20
Added new commands to configure the control DIP & Toggle switches and changed
the default DIP switch settings.
Removed the ML command.
Added font size 003 & 004. Add text field reset commands.
Strings in RS232 commands must now be enclosed in quotations.
Fixed a bug with I1, I2 commands in Overlay mode.
Added preset PiP sizes and control of x, y gap.
Increased number of text fields to 12.
Changes to RS232 input to support comment lines and ignore leading white spaces.
May 17, 2013
2.30
Add Mode 7 –two images vertically stacked
June 27, 2013
2.31
Added new section & Table 9: Low Level Text Control Commands & Codes
Aug 14, 2013
2.41
Added new commands for a frame number counter text overlay.
Added a three digit ‘Annn’ command to control transparency with greater resolution.
Aug 26, 2013
2.50
Added alpha blending transition effect in Alpha Blended Overlay Mode. (Table 6)
Added additional Frame Counter modes of operation.
Aug 30, 2013
2.51
Added vertical and horizontal split screen in Alpha Blended Overlay Mode.
Changed transition commands from T to TP…
Added programmable size/position for the primary and secondary layers in Alpha
Blended Overlay Mode
Sep 17, 2013
3.00
Added zoom control commands for center position and window selection.

DX-2200 –Dual-view 2x1 SDI Video Switcher –User Manual
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Changed zoom to be controlled for selected/non-selected input instead of by input
connector number.
Added alpha blending effects for secondary layer.
Changed second alpha set by TPB / TSB commands to apply to both transition
effects and split screen modes.
For Mode 5, changed ‘I1’,’I2’,’IT’ to switch inputs and ‘T’ to apply inverse alpha for
visibility reversal of the two inputs.
Added support for setting size in Alpha Blended mode in percent.
Nov 28, 2013
3.01
Fix a problem causing improper configuration or no video output when the unit
powers up with a saved configuration and the video inputs have been connected
before power up.
Add S0, S1, ST commands.
Mar 18, 2014
3.10
Add firmware update capability over RS232.
Add SnnSN, SnnHN, SnnVN commands to change text field visibility without updating
the display.
Changes to command parsing.
Nov 14, 2014
3.20
Add support for Rev E PCB.
Fonts are loaded at first use instead of power up so the unit starts faster.
Add fonts containing selected Wingding characters
Add selected extended ASCII characters to the Tahoma fonts.
Feb 11, 2015
3.50
Add new 'S' commands to support rectangle drawing and graphic images on the
overlay.
Add section about the DX-2200 Uploader.
Add the 'L' commands to control the overlay layer.
Add baud rate change command.
Product now supports 48 fields on the overlay layer instead of 12.
Add more information about image field transparency and background.
Jun 03, 2015
3.60
Add additional Tahoma fonts
Add capability for G and S commands to operate on a range of fields
Add S/GnnNm and S/GnnJmm commands.
Jun 25, 2015
3.61
Add additional Tahoma size 48 fonts and Bitstream Vera Mono Fonts
Updated Model number due addition of SDI Loop Output port and new enclosure
Update pictures of the enclosure and the DX-2200 board assembly
Oct 04, 2016
3.65
Fix an issue causing slow updates in the SF0 buffer update mode
Jan 17, 2017
3.66
Fix a problem with the 'TD' command.
Add PiP position presets P5, P6, P7, P8
Add U2 command
Add the APn and AFn transparency commands
Changed default DIP switch control mode to U2
Add RIn, RSn commands to report input video resolution
Apr 04, 2017
3.67
Changed the zoom range permitted and updated the command description
Jul 20, 2017
3.68
Added one additional arrow character to the Wingding fonts at code 005F
Aug 15, 2017
3.69
Add zoom commands ZSP2, ZPP2, ZSP3, ZPP3, ZSLA, and ZPLA.
Aug 24, 2017
3.70
Added configuration bypass function

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Aug 29, 2017
3.71
Fix an issue when using ZSP3 / ZPP3 mode with interlaced video
Feb. 6, 2018
3.72
Updated Appendix C outlining Serial Port Communication
Added section numbering to document layout
Mar. 21, 2018
3.75
Updated the Tahoma 18 regular font to correct a character spacing issue
NOTE: The graphics overlay feature requires the use of the DX-2200 Software Uploader utility which is
used to upload graphic images into the unit. Contact s[email protected]om for the latest release of the
DX-2200 firmware and the Software Uploader utility.

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How to Contact Microtronix
E-mail:
Sales Information: [e-mail]
Support Information: [e-mail]
Website:
General Website: http://www.microtronix.com
FTP Upload Site: http://microtronix.leapfile.com
Phone Numbers:
General: [phone]-0091
Fax: [phone]
Product Design Customizations
Microtronix can customize the functionality of the Dual-view 2x1 SDI Video Switcher software to customer
requirements. Contact Microtronix sales ([e-mail]) with your requirements.
Safety Critical & Life System Applications –Notice to User
The Microtronix DX-2200 SDI Video Products are not designed or approved by Microtronix for use in safety-
critical or life-critical system or application in which a failure or malfunction may result in one (or more) of
the following outcomes: (a) death or serious injury to people, (b) loss or severe damage to
equipment/property, or (c) environmental harm.
Microtronix assumes no liability for any consequential damages –whether direct or indirect –if the product
is used in this type of application.

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Table of Contents
1Key Product Features............................................................................................................................. 11
1.1 Supported Functionality................................................................................................................... 11
2Introduction............................................................................................................................................. 12
2.1 Text Overlay OSD Features ............................................................................................................ 12
3Hardware ................................................................................................................................................ 13
3.1 Power & Operating Requirements................................................................................................... 13
3.1.1 AC Power Adapter.................................................................................................................... 13
3.1.2 Example of 14.4VDC Lithium Battery....................................................................................... 14
3.2 Environmental Operating Limits ...................................................................................................... 15
4Operation................................................................................................................................................ 16
4.1 Display Modes................................................................................................................................. 16
4.1.1 Display Mode 1: Full-screen 2x1 Switcher............................................................................... 16
4.1.2 Display Mode 2: Picture-in-Picture........................................................................................... 16
4.1.3 Display Mode 3: Dual view, Picture-and-Picture...................................................................... 16
4.1.4 Display Mode 4: Split Screen ................................................................................................... 16
4.1.5 Display Mode 5: Alpha Blended Overlay.................................................................................. 17
4.1.6 Display Mode 6: Standby Switcher .......................................................................................... 17
4.1.7 Display Mode 7: Dual-view, Vertically Stacked........................................................................ 17
4.2 Sample Outputs............................................................................................................................... 17
4.3 Default Startup Configuration .......................................................................................................... 19
4.4 LED Status Indicators...................................................................................................................... 19
4.5 Output Video Format ....................................................................................................................... 20
4.5.1 Video Output Modes 1 & 3 ....................................................................................................... 20
4.5.2 Video Output Mode 2 ............................................................................................................... 20
4.5.3 Default Output Video Mode...................................................................................................... 21
4.6 Input Video Format.......................................................................................................................... 21
4.7 Video Buffering and Delay............................................................................................................... 21
4.8 SERIAL & MANUAL Control............................................................................................................ 21
4.8.1 SERIAL Mode of Operation...................................................................................................... 22
4.8.1.1 Serial Port Control Commands ......................................................................................... 22
4.8.1.2 Input Selection SERIAL Commands................................................................................. 23
4.8.1.3 Input Auto Switch SERIAL Command............................................................................... 24
4.8.1.4 Alpha Blending Effects SERIAL Commands .................................................................... 24
4.8.1.4.1 Example 1a:................................................................................................................... 26
4.8.1.4.2 Example 1b:................................................................................................................... 27
4.8.1.5 Mode Control SERIAL Command..................................................................................... 27
4.8.1.6 Alpha Blended Overlay Size and Position SERIAL Commands....................................... 27
4.8.1.6.1 Example 1a:................................................................................................................... 29
4.8.1.6.2 Example 1b:................................................................................................................... 29
4.8.1.7 Picture-in-Picture Position & Size SERIAL Commands.................................................... 30
4.8.1.8 Alpha Blending Transparency SERIAL Command ........................................................... 31
4.8.1.9 Baud Rate SERIAL Command.......................................................................................... 33
4.8.1.10 Graphic Overlay SERIAL Commands............................................................................... 34
4.8.1.10.1 Graphic Fields ............................................................................................................. 34
4.8.1.10.2 Reset Graphic Field..................................................................................................... 35
4.8.1.10.3 Graphic Field Visibility................................................................................................. 35
4.8.1.10.4 Update Graphic Overlay.............................................................................................. 35
4.8.1.10.5 Coordinate System and Field Position........................................................................ 35
4.8.1.10.6 Line Color and Transparency...................................................................................... 36
4.8.1.10.7 Background Color And Transparency......................................................................... 37
4.8.1.10.8 Text Font ..................................................................................................................... 37
4.8.1.10.9 Graphic Field Type...................................................................................................... 40

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4.8.1.10.9.1 Text Fields –Field Type 1 ......................................................................................40
4.8.1.10.9.2 Rectangle Fields –Field Type 2 .............................................................................41
4.8.1.10.9.3 Rectangle Field Display Example...........................................................................42
4.8.1.10.9.4 Corner Marker Fields –Field Type 3......................................................................42
4.8.1.10.9.5 Target Marker Fields –Field Type 4.......................................................................43
4.8.1.10.9.6 Image Fields –Field Type 5 ...................................................................................43
4.8.1.10.9.7 Rectangle XYWH –Field Type 6............................................................................44
4.8.1.11 Sample Text Field Commands.......................................................................................... 50
4.8.1.11.1.1 Example 1:..............................................................................................................50
4.8.1.11.1.2 Example 2:..............................................................................................................51
4.8.1.12 Low Level Text Control Commands.................................................................................. 52
4.8.1.12.1 Application Example 1................................................................................................. 53
4.8.1.12.2 Application Example 2................................................................................................. 53
4.8.1.13 Frame Counter Overlay SERIAL Commands................................................................... 53
4.8.1.13.1 Frame Counter Mode 0 ............................................................................................... 53
4.8.1.13.2 Frame Counter Mode 1 ............................................................................................... 53
4.8.1.13.3 Frame Counter Modes 2 –4 ....................................................................................... 54
4.8.1.13.4 Sample Frame Counter Commands............................................................................ 55
4.8.1.13.4.1 Frame Counter Example 1:.....................................................................................55
4.8.1.13.4.2 Frame Counter Example 2:.....................................................................................55
4.8.1.13.4.3 Frame Counter Example 3:.....................................................................................56
4.8.1.14 Overlay Control SERIAL Commands................................................................................ 58
4.8.1.15 Layer Control SERIAL Commands................................................................................... 58
4.8.1.15.1 Low Level Buffer Control............................................................................................. 59
4.8.1.15.2 Visibility of Layers........................................................................................................ 59
4.8.1.15.3 Enabling and Disabling Layers.................................................................................... 59
4.8.1.15.4 Re-Sizing Overlays...................................................................................................... 59
4.8.1.15.5 Moving An Overlay...................................................................................................... 59
4.8.1.16 Digital Zoom Command .................................................................................................... 61
4.8.1.17 User Interface Commands................................................................................................ 64
4.8.1.17.1 DIP Switch Assignments ............................................................................................. 64
4.8.1.17.2 Toggle Switch Assignments ........................................................................................ 64
4.8.1.18 User Interface Function Configuration .............................................................................. 64
4.8.1.19 Resetting DX-2200 Switches to Factory Default Configuration........................................ 65
4.8.1.20 Recommendations for DX-2200 Configuration................................................................. 65
4.8.1.21 DX-2200 Example Configuration Command File.............................................................. 67
4.8.1.22 Output Video Format Command....................................................................................... 68
4.8.1.23 Configuration Flash Serial Commands............................................................................. 69
4.8.1.24 Other Serial Command Codes.......................................................................................... 70
4.8.1.24.1 Serial Port Reset Serial Command ............................................................................. 70
4.8.2 MANUAL Mode of Operation.................................................................................................... 71
4.8.2.1 Toggle Switch.................................................................................................................... 71
4.8.2.2 Bypass the Saved Configuration Using the Toggle Switch............................................... 72
4.8.2.3 DIP Switch Settings........................................................................................................... 72
5DX-2200 Software Upload Utility ............................................................................................................ 73
5.1 Firmware Update Procedure ........................................................................................................... 73
5.2 Uploading Images............................................................................................................................ 73
6Extended Font Tables............................................................................................................................. 74
6.1 Wingding Font.................................................................................................................................. 74
6.2 Extended ASCII Fonts..................................................................................................................... 75
7Product Warranty.................................................................................................................................... 76
7.1 Hardware Warranty.......................................................................................................................... 76
7.2 Firmware Warranty.......................................................................................................................... 76
7.2.1 Limited Liability......................................................................................................................... 76
Appendix A: Internal Circuit Board Description......................................................................................... 78
A.1 SDI Video Interfaces........................................................................................................................ 79

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A.2 RS-232 Serial Control Port.............................................................................................................. 79
A.2.1 RS-232 3-Pin Header, J2......................................................................................................... 79
A.3 Power Requirements....................................................................................................................... 80
A.3.1 Power Connectors.................................................................................................................... 80
A.4 JTAG Header................................................................................................................................... 80
A.4.1 JTAG Firmware Upload Procedure.......................................................................................... 80
A.5 Reset Pushbutton SW1 ................................................................................................................... 81
A.6 Board Mechanical Dimensions........................................................................................................ 81
Appendix B: USB to RS-232 Serial Port Adapter...................................................................................... 83
B.1 ICUSB232V2 Software Drivers........................................................................................................ 83
B.1.1 Installation of ICUSB232V2 Serial Driver and Terminal Emulator Program ............................ 83
B.2 Establishing Serial Communications............................................................................................... 84
Appendix C: Regulatory Compliance Information ..................................................................................... 88
C.1 Industry Canada (IC) ....................................................................................................................... 88
C.2 Federal Communications Commission (FCC) Declaration of Conformity....................................... 88
C.3 CE Declaration of Conformity.......................................................................................................... 89

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Listing of Tables
Table 1: Description of LED Status Indicators 20
Table 2: Serial Port Command Acknowledgement Codes 22
Table 3: Function of the Inputs for Each Display Mode 23
Table 4: Input Selection SERIAL Command Codes 23
Table 5: Input Auto Switch Serial Command Codes 24
Table 6: Alpha Blended Overlay Transition Effects 25
Table 7: Mode Control SERIAL Command Codes 27
Table 8: Alpha Blended Size and Position Control SERIAL Command Codes 28
Table 9: PiP Control Serial Command Codes 31
Table 10: Mode-Dependent Transparency SERIAL Command Codes 32
Table 11: Non-selected Input Transparency Command Codes for Alpha Blended Overlay Mode 32
Table 12: Non-Selected Input Transparency Command Codes for PiP Mode 33
Table 13: Selected Input Transparency Command Codes for Alpha Blended Overlay Mode 33
Table 14: Text and Symbol Fonts 38
Table 15: Graphic Overlay SERIAL Command Codes 45
Table 16: Low Level Text Command Codes 52
Table 17: Frame Counter Overlay SERIAL Command Codes 56
Table 18: Overlay Control SERIAL Command Codes 58
Table 19: Layer Control SERIAL Command Codes 60
Table 20: Digital Zoom Command Codes 62
Table 21: User Interface Command Codes 66
Table 22: Output Video Format Command Codes 69
Table 23: Flash Serial Command Codes 70
Table 24: Other Serial Command Codes 70
Table 25: Operation of 2-Position Momentary Toggle Switch 71
Table 26: Operation of the 4-Position DIP Switch 72
Table 27: Windings Character Table 74
Table 28: Extended ASCII Character Table 75
Table 29: RS-232 Serial Port DB9 Pin Assignments 79
Table 30: RS-232 3-Pin Header, J2 79

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Listing of Figures
Figure 1: DX-2200 –Dual-view 2x1 SDI Video Switcher 13
Figure 2: 12Vdc 1.33A 100-240VAC Power Adapter 14
Figure 4: Pin Assignments of 2-pin Power Plug 14
Figure 5: 14.4VDC Lithium Batter and D-TAP Cable 15
Figure 3: Digital Zoom PiP 17
Figure 4: Dual-view –Picture-and-Picture display with text & time code Frame Counter 18
Figure 5: Dual-view –Vertically Stacked with text OSD 18
Figure 6: Alpha Blended PiP with Text Overlay OSD 18
Figure 7: SDI Input LEDs 19
Figure 8: SDI Out & Power LEDs 19
Figure 9: Alpha Blended Vertical Split column 400 –Example 1a 26
Figure 10: Alpha Blended Vertical Split column 900 –Example 1b 27
Figure 11: Alpha Blended with scaling –Example 1a 29
Figure 12: Alpha Blended Vertical split with frame counter –Example 1b 30
Figure 13: Samples of active text and graphic logo 36
Figure 14: Samples of transparent text and background 37
Figure 15: Sample of the available Tahoma font sizes 39
Figure 16: Character set - codes 20-7F and A0-FF 40
Figure 17: Sample of Rectangle, Target Marker and Text 44
Figure 18: Sample of Corner Markers, Target and Text 45
Figure 19: Example 1 - Red text OSD with white background 51
Figure 20: Example 2 –Sample of default text 52
Figure 21: Frame Counter text display –Example 2 55
Figure 22: Frame Counter text display –Example 3 56
Figure 23: DX-2200 –Dual-view 2x1 SDI Switcher Board 78
Figure 24: JTAG Cable Connection 80
Figure 25: DX-2200 Board (PN: P4115-SW-02) Mechanical Drawing 81
Figure 26: USB to DB9 RS-232 Serial Port Adapter Kit 83
Figure 27: PuTTY Session User Settings 85
Figure 28: PuTTY Terminal Settings 85
Figure 29: PuTTY Serial Port Settings 86