IDK IMP-400UHD Command Reference Manual
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IDK IMP-400UHD Command Reference Manual

4k 60 and hdcp2.2 supported 4 x 1 hdmi switcher
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To ensure the best performance of this product, please read this User's Guide fully and carefully before
using it and keep this manual together with the product for reference as needed.
4K＠60 and HDCP2.2 supported 4 x 1 HDMI Switcher
IDK Corporation
IMP-400UHD
<Command Reference Guide>
Ver.1.0.0

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Summary of Contents for IDK IMP-400UHD

  • Page 1: Command Reference Guide

    4K＠60 and HDCP2.2 supported 4 x 1 HDMI Switcher IMP-400UHD <Command Reference Guide> Ver.1.0.0 ● Thank you for choosing our product. ● To ensure the best performance of this product, please read this User’s Guide fully and carefully before using it and keep this manual together with the product for reference as needed.
  • Page 2 ● Blu-ray Disc and Blu-ray are trademarks of Blu-ray Disc Association. ● Anti Snow and Connection Reset are registered trademarks of IDK in Japan. ● All other company and product names mentioned in this manual are either registered trademarks or...
  • Page 3 ● Some of the contents in this user’s guide such as the appearance of diagrams, menu operations, communication commands, and so on may differ between products depending on the specific version. ● This Command guide is subject to change without notice. You can download the latest version from IDK’s website at: http: //www.idkav.com...

  • Page 4: Table Of Contents

    IMP-400UHD Command Guide Table of Contents About this Guide ............................ 5 Specification and Setup of Communication .................... 6 RS-232C communication ........................6 2.1.1 RS-232C connector specification ....................6 2.1.2 RS-232C communication specification..................6 2.1.3 Setting up RS-232C communication ..................7 LAN communication .........................

  • Page 5: About This Guide

    IMP-400UHD Command Guide 1 About this Guide This guide contains information of communication commands that control the IMP-400UHD via RS-232C or LAN communication. The IMP-400UHD is a 4x1 HDMI signal switcher supporting 4K@60 video signal and HDCP2.2. Digital audio signal is converted into analog and output from the AUDIO OUTPUT connector.

  • Page 6: Specification And Setup Of Communication

    IMP-400UHD Command Guide 2 Specification and Setup of Communication 2.1 RS-232C communication 2.1.1 RS-232C connector specification Connect the RS-232C cable to the provided 3-pin terminal block, and then insert it to the RS-232C connector. AWG28 to AWG16 conductor gauge is recommended for optimal performance.

  • Page 7: Setting Up Rs-232C Communication

    (3) For the control device, set the same values in the same way as RS-232C communication (baud rate, data bit length, parity check, and stop bit) in step (2) above. (4) Send a communication command from the control device to the IMP-400UHD in order to check the control status of the IMP-400UHD.

  • Page 8: Lan Communication

    IMP-400UHD Command Guide 2.2 LAN communication 2.2.1 LAN connector specification The IMP-400UHD supports Auto MDI/MDI-X, which distinguishes/switches straight and cross cables automatically. Pin assignments of LAN connector: Illuminates green while link is established . Illuminates orange if the send/receive rate is 100 Mbps.

  • Page 9: Setting Up Lan Communication

    (3) Establish the connection from the control device to the IP address and TCP port that are set to the IMP-400UHD in step (2) above. (4) Send a communication command from the control device to the IMP-400UHD in order to check the control status of the IMP-400UHD.

  • Page 10: The Number Of Tcp-Ip Connections

    PC side after the current connection of the PC is disconnected. (Since the number of ports in the IMP-400UHD is seven, ports are occupied permanently if the PC is turned off while connections are valid. To prevent this, the IMP-400UHD disconnects connections if no...

  • Page 11: Command

    IMP-400UHD Command Guide 3 Command 3.1 Command outline A command consists of “@” (“40” in hexadecimal), 3 one-byte alphabetical characters (upper and lower cases), and parameters (one-byte numbers ). For some commands, several parameters can be specified or no parameter is required. Processing is executed by sending a delimiter at the end of the command.

  • Page 12: Command List

    IMP-400UHD Command Guide Command list ■ Error status Command Feature Page @ERR Error status ■ Input channel setting Command Feature Page @GSW / @SSW Input channel @GCP / @IOS Input channel switching (For the previous model) ■ Input setting Command...
  • Page 13 IMP-400UHD Command Guide ■ EDID Command Feature Page @GVF / @SVF EDID @GDI / @SDI Deep Color input @GAF / @SAF Audio format @GSP / @SSP The number of speakers @RME EDID copy ■ RS-232C setting Command Feature Page @GCT / @SCT RS-232C ■...

  • Page 14: Detailed Description

    IMP-400UHD Command Guide 3.3 Detailed description 3.3.1 Error status @ERR Error status Description Response in case the command is not executed. Response @ERR, error Parameter error:Error status 1 = Erroneous parameter format or value 2 = Undefined command or wrong format 3 = The command cannot be used.

  • Page 15: Input Setting

    IMP-400UHD Command Guide @GCP / @IOS Input channel switching (For the previous model) Getting Command @GCP Response @GCP, input Setting Command @IOS, input Response @IOS, input Parameter input: Input channel 0 = OFF, 1 = IN1 to 4 = IN4...

  • Page 16: Switching Setting

    IMP-400UHD Command Guide @GHE / @SHE HDCP input enabled/disabled Getting Command @GHE Response @GHE, hdcp_1, hdcp_2, hdcp_3, hdcp_4 Setting Command @SHE, ch_1, hdcp_1 (, ch_2, hdcp_2･･･) Response @SHE, ch_1, hdcp_1 (, ch_2, hdcp_2･･･) Parameter hdcp_1-4: HDCP input enabled/disabled 0 = DISABLE, 1 = HDCP 1.4, 2 = HDCP 2.2 [Default] HDCP 2.2...
  • Page 17 IMP-400UHD Command Guide @GOF / @SOF Priority of input channel automatic switching (ON to OFF) Getting Command @GOF Response @GOF, in1_priority, in2_priority, in3_priority, in4_priority Setting Command @SOF, in1_priority, in2_priority･･･, in4_priority Response @SOF, in1_priority, in2_priority･･･, in4_priority Parameter in1_priority - in4_priority: Priority...
  • Page 18 IMP-400UHD Command Guide @GST / @SST Sequence switching mode Getting Command @GST Response @GST, mode Setting Command @SST, mode Response @SST, mode Parameter mode: Sequence switching mode 0 = OFF, 1 = ON [Default] OFF Getting Command @GST example Response @GST,0 Description Getting the set sequence switching mode.
  • Page 19 IMP-400UHD Command Guide @GIT / @SIT Switching interval for sequence switching mode Getting Command @GIT Response @GIT, time Setting Command @SIT, time Response @SIT, time Parameter time: Switching interval 10000 = 10 to 30000 = 30 sec. [Default] 10 sec.
  • Page 20 IMP-400UHD Command Guide @GSC / @SSC Starting channel of sequence switching mode Getting Command @GSC Response @GSC, select Setting Command @SSC, select Response @SSC, select Parameter select: Starting channel 0 = Starts from the current input channel 1 = Starts from the lowest target channel...

  • Page 21: Output Settings

    IMP-400UHD Command Guide 3.3.5 Output settings @GDM / @SDM Output mode Getting Command @GDM Response @GDM, mode Setting Command @SDM, mode Response @SDM, mode Parameter mode: Output mode 0 = AUTO, 1 = DVI, 2 = RGB, 3 = YCbCr4:2:0,...

  • Page 22: Audio Setting

    IMP-400UHD Command Guide @HAU HDCP re-encryption Setting Command @HAU Response @HAU Parameter Setting Command @HAU example Response @HAU Description Setting OUT to re-encrypt HDCP. － Remarks 3.3.6 Audio setting @GAM / @SAM Audio output mute Getting Command @GAM Response @GAM, mute...

  • Page 23: Contact Input

    IMP-400UHD Command Guide 3.3.7 Contact input @GFP / @SFP Chattering reduction time of contact input Getting Command @GFP Response @GFP, time Setting Command @SFP, time Response @SFP, time Parameter time: Chattering reduction time 0 = 0 ms to 300 = 300 ms...

  • Page 24: Edid

    IMP-400UHD Command Guide 3.3.8 EDID @GVF / @SVF EDID resolution Getting Command @GVF Response @GVF resolution_1, resolution_2, resolution_3, resolution_4 Setting Command @SVF, ch_1, resolution_1 (, ch_2, resolution_2･･･) Response @SVF, ch_1, resolution_1 (, ch_2, resolution_2･･･) Parameter resolution_1-4: EDID resolution 0 = EXTERNAL,...
  • Page 25 IMP-400UHD Command Guide @GDI / @SDI Deep Color input Getting Command @GDI Response @GDI, color_1, color_2, color_3, color_4 Setting Command @SDI, ch_1, color_1 (, ch_2, color_2･･･) Response @SDI, ch_1, color_1 (, ch_2, color_2･･･) Parameter color_1-4: Color depth 0 = 24 bit / pixel (8 bit / component)
  • Page 26 IMP-400UHD Command Guide @GAF / @SAF Audio format Getting Command @GAF, ch Response @GAF, ch, format_1, frequency_1 (, format_2, frequency_2･･･) Setting Command @SAF, ch, format_1, frequency_1 (, format_2, frequency_2･･･) Response @SAF, ch, format_1, frequency_1 (, format_2, frequency_2･･･) Parameter ch: Input channel...
  • Page 27 IMP-400UHD Command Guide @GSP / @SSP The number of speakers Getting Command @GSP, ch Response @GSP, ch, number, speaker_1 (, speaker_2･･･) Setting Command @SSP, ch, number (, speaker_1, speaker_2･･･) Response @SSP, ch, number (, speaker_1, speaker_2･･･) Parameter ch: Input channel...
  • Page 28 － Remarks @RME EDID copy Setting Command @RME Response @RME Setting Command @RME example Response @RME Description Loading EDID data of the sink device connected to the HDMI output connector and saving it in the IMP-400UHD. － Remarks...

  • Page 29: Rs-232C Communication

    IMP-400UHD Command Guide 3.3.9 RS-232C communication @GCT / @SCT RS-232C communication Getting Command @GCT Response @GCT, setting Setting Command @SCT, setting Response @SCT, setting Parameter setting: Communication setting ・Baud rate (4800, 9600, 19200, 38400 [bps] [Default] 9600) ・Data length (8, 7 [bit] [Default] 8) ・Parity check (NONE, EVEN, ODD [Default]: NONE)

  • Page 30: Lan Communication

    Upper bit of the IP address to unit_4: lower bit of the IP address 0 to 255 = 8 bit (Decimal notation) [Default] 192.168.1.199 Getting Command @GIP example Response @GIP,192,168,3,2 Description Getting the set IP address of the IMP-400UHD. IP address:192.168.3.2。 Setting Command @SIP,192,168,3,2 example Response @SIP,192,168,3,2 Description Setting IP address to 192.168.3.2.
  • Page 31 IMP-400UHD Command Guide @GLP / @SLP TCP port number Getting Command @GLP Response @GLP, port_1, port_2, port_3, port_4, port_5, port_6, port_7 Setting Command @SLP, connection_1, port_1 (, connection_2, port_2･･･) Response @SLP, connection_1, port_1 (, connection_2, port_2･･･) Parameter connection_1-7: Connection number...

  • Page 32: Startup Settings

    IMP-400UHD Command Guide 3.3.11 Startup settings @GMU / @SMU Startup input channel Getting Command @GMU Response @GMU, state Setting Command @SMU, state Response @SMU, state Parameter state: Startup input channel 1 = IN1 to 4 = IN4, 5 = Channel OFF, 6 = Last channel...

  • Page 33: Other Settings

    IMP-400UHD Command Guide 3.3.12 Other settings @GLS / @SLS Operation lock Getting Command @GLS Response @GLS, lock Setting Command @SLS, lock Response @SLS, lock Parameter lock: Operation lock 0 = Unlock [Default], 1 = Lock, 2 = Toggle Getting Command...

  • Page 34: Displaying Status

    IMP-400UHD Command Guide 3.3.13 Displaying status @GSS Displaying input signal status / sink device status Getting Command @GSS, channel, mode Response @GSS, channel, mode, status_1 (, status_2, status_3, status_4) Parameter channel: I/O channel 1 = IN (Selected input channel) 11 = OUT (Output channel)
  • Page 35 (MULTI CHANNEL) frequency is returned. COMPRESSED Compressed audio signal (such as Dolby Digital and AUDIO DTS) is input (The IMP-400UHD does not recognize detailed formats. “COMPRESSED AUDIO” is sent to all compressed audio). NO SIGNAL No audio signal is input.
  • Page 36 The source device does not output information (packets) required for video or audio output. Signal that is not supported by Since compressed audio is input, the IMP-400UHD is input. audio cannot be output (Compressed audio can be output only to sink devices supporting compressed audio).
  • Page 37 IMP-400UHD Command Guide @GSS Displaying input signal status / sink device status (cont’d) Parameter Error code Video output status Audio output status Input channel is set to “OFF” ( @GSW / @SSWInput channel (P.14), @GCPInput channel (P.15) ) No sink device is connected.
  • Page 38 Getting Command @GES,0 example Response @GES,0,IMP-400UHD,1920x1080 148.50MHz,DVI,AUDIO NOT SUPPORT Description Getting the EDID of the sink device connected to OUT1. ・Monitor name: IMP-400UHD ・Resolution: 1920x1080 ・Dot clock: 148.50 MHz ・HDMI: Not supported ・Audio: Not supported...
  • Page 39 IMP-400UHD Command Guide @GIV Version Getting Command @GIV Response @GIV, id, ver Parameter id : Model number ver : Firmware version Getting Command @GIV example Response @GIV,IMP-400UHD,1.00 Description Getting the product information. Model number and firmware version are replied. －...
  • Page 40 IMP-400UHD Command Guide IMP-400UHD User’s Guide (Command Guide) Ver.1.0.0 Issued on: 1 December 2017 Headquarters IDK Corporation 7-9-1 Chuo, Yamato-shi, Kanagawa-pref. 242-0021 JAPAN TEL: +81-46-200-0764 FAX: +81-46-200-0765 Email: idk_eng@idk.co.jp URL: http: //www.idkav.com IDK America Inc. 72 Grays Bridge Road Suite 1-C, Brookfield, CT 06804 TEL: +1-203-204-2445 Email: sales@idkav.com URL: http: //www.idkav.com...

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