Video: How to get video to the display with Tera Term®, bypass Venus 7000

Topic

Use a VIP-4500 to play video on a display without a Venus 7000

Initial configuration and property edits of the VIP 4500 are typically accomplished using Venus 7000 software. Generally, this approach is the easiest and most practical. However, if a 7000 is not available, use Tera Term or the front panel buttons.

Tera Term® provides another method for entering the same parameters and offers the GC (Get Configuration) command, which produces a readout of current settings and is mostly used for troubleshooting. 

Environment

  • Product: VLink or VIP-4500, VIP-4400
  • Component: Tera Term®
  • Control System: Video

Steps

Using Tera Term®

  1.  Using a serial cable, link the DB-9 connector port on the VIP 4500 to an open COM port on the DMP 7000 control computer. The DB-9 port on the VIP 4500 console is immediately to the left of the VMax4TM Input port. Note: Make sure the processor is turned on and Venus® 7000 sign service is stopped.
  2. Open Tera Term® and go to Setup > Serial Port. 
  3.  In the Port field, enter the COM port on the DMP 7000 connected to the VIP.
  4. In the Serial Port setup window, configure the port settings as shown below.
  • Bits per second: 115,200
  • Data bits: 8
  • Parity: None
  • Stop bits: 1
  • Flow Control: None
Screenshot 2023-07-05 135100.jpg

Setup

Running the video processor for the first time requires entering configuration parameters. The preferred method uses the Venus® 7000 software to enter the parameters. However, a user can enter these commands from Tera Term® window.
Screenshot 2023-07-05 135116.jpg

SI 1—video input selection.

  • 1 indicates a composite video source.
  • Values 1-4 set composite as the input source.
  • 11-14 set S-Video.
  • 21-24 set component.
  • 31 and 32 set VGA.
  • 41-44 set SD-SDI.
  • 51 and 52 set DVI.

VA 0 0 480 640—adjusts the incoming signal’s dimensions by a starting point and lengths.

  • The first 0 indicates the vertical start location.
  • The second 0 indicates the horizontal start location.
  • 480 sets the pixel height the VIP 4500 video processor controls.
  • 640 sets the pixel width the VIP 4500 processor controls.

WA 0 0 480 640—adjusts the channel’s output dimensions by a starting point and lengths.

  • The first 0 indicates the vertical start point of the window.
  • The second 0 indicates the horizontal start point of the window.
  • 480 sets the value for the window height.
  • 640 sets the window length.

VB 128—video brightness.

  • 128 sets the video brightness level.
  • The default value is 128.
  • The range is 0-255. Zero is full black and 255 is full white.

VC 64—video contrast.

  • 64 sets the video contrast level.
  • The default is 64.
  • The range is 0-127.

VH 128—video hue.

  • 128 sets the video hue. 
  • The default value is 128.
  • The range is 0-255.

VS 64—video saturation.

  • 64 sets the value for video saturation. 
  • The default value is 64.
  • The range is 0-127. Zero is full black and 127 is completely saturated.

CS 480 640—display size.

  • 480 sets the height in pixels.
  • 640 sets the width in pixels.

SP 26 1 480 640—absolute sign position.

DF 1—display face enable.

  • A value of 1 enables face A.

DD 127—display dimming.

  • 127 sets the value for display dimming.
  • The default value is 127.
  • The range is 0-127.
  • A value of 0 is completely dim and the display appears black.
  • A value of 127 is at full brightness and the display appears white
DG 32—display gamma.
  • 32 sets the data distributor gamma value. 
  • The range is 10-41, which is 1.0 to 4.1.

DP 0 0 240 640—relative data distributor position.
CR 48 48 48 48 48—configure rows.
CC 256 256 128—configure columns.
DN 1—data distributor number select.

  • 0 sets to which data distributor the VMax4 signal routes.
  • 1 sets the other data distributor in the display that receives VMax4 signal. 
  • The range is 0-15.
DP 240 0 240 640—relative data distributor position.
CR 48 48 48 48 48—configure rows.
CC 256 256 128—configure column.
SS I—source selection. 
  • I sets the data type to Video. 
  • V sets the DMP 7000 controller as the data source.
  • O selects Overlay, which displays DMP 7000 data over video signal.
  • C sets the Chroma mode. 

Check that all other parameters are set.

Note: To avoid losing these settings, do not power the processor off and on. To save the 
settings, enter the command “CF S”.

Related Resources

VLink 4400 VLink 4500: How to use the VIP Webpage monitor to troubleshoot.
Video: How to get video to the display with VIP-4500 front panel buttons, bypass Venus 7000
VIP-4400 Video Image Processor Operator’s Manual, 
dd1709843.pdf (daktronics.com)
VIP-5000 SERIES VIDEO IMAGE PROCESSOR OPERATION MANUAL, dd2773152.pdf (daktronics.com)
VIP-5000 Series Quick Guide, dd2773153.pdf (daktronics.com)
VIP-4060 Video Image Processor Operator’s Manual, dd1804047.pdf (daktronics.com)
VIP-4060 Quick Guide,dd1733958.pdf (daktronics.com)
VIP 4500 Operator’s Manual, ED-16594 (daktronics.com)
 

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