MHL Advanced Analysis and Compliance Test Software
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The TekExpress MHL Advanced Analysis and Compliance software gives you the tools to easily run Mobile High-definition Link (MHL) tests in accordance with MHL compliance test specifications 1.X, 2.0, 1.3 / 2.1 and 3.2. It provides a complete and reliable solution for quick testing.
Key features
- Conformance to MHL 3.2 Compliance Test Specification (CTS) ensures reliable results for Source, Sink, Dongle Output/Input group of tests introduced in MHL 3.2
- Conformance to MHL 1.1/1.2/2.0 and 1.3/2.1 Compliance Test Specification (CTS) ensures reliable results including support for direct attach device testing, cable electrical testing
- Complete validation to standards with a wide range of tests for transmitter and receiver (Sink / Dongle) devices and both physical layer and link layer testing
- Single-box physical and link layer enables seamless testing and analysis from physical layer to link layer and back
- Accurate tests using precise measurement techniques
- Automated receiver/dongle tests - simple setup with all impairments added to the MHL signals using the direct synthesis based capability of the AWG
- Path-breaking direct synthesis method for receiver testing
- Removes the dependency on hardware elements such as ISI Boards
- True MHL signal generation without depending on external combiners
- Get quick results with automatic mask-fit, measurements, and Pass/Fail notification
- Simple test setup ensures faster test times and greater repeatability
- Ensure faster testing with one-button selection of multiple MHL Tests
- Save time with one-button MHT/.PDF format summary and reports
- Single compliance solution to meet the MHL 1.1, 1.2, 2.0, 1.3, 2.1, and 3.2 Compliance Test Specification (CTS) using real time oscilloscopes, probes, signal sources, a complete test fixture set, and sampling scopes with innovative IConnect® software
Applications
- Design and validation of MHL physical layer and protocol layer
- MHL3.2 DUT automation support for Source and Sink Input/Output groups using SL403 and RELT board from Silicon Image
- Autocal support for MHL3.2 Transmitter Input group measurements
Mobile high-definition link (MHL) compliance
Engineers designing and validating the MHL physical layer and link layer of their devices face constant pressure to improve efficiency. Engineers need to perform a wide range of compliance tests quickly and reliably right on their bench.
The MHL 1.1/1.2/1.3/2.0/2.1/3.2 specifications support MHL, which enables mobile devices to transmit uncompressed audio/video to an HDTV or receiver with HD capability. Option MHD and MHD3 Advanced Analysis and Compliance Test Software meets the MHL 1.1/1.2/1.3/2.0/2.1/3.2 CTS specification and automates a comprehensive range of tests, enabling unprecedented efficiency with reliable results. TEK-PGY-MHL-PA-SW MHL Protocol Analyzer Software supports up to 1.1/1.2/2.0 and 1.3/2.1 CTS specification.
Reliable and dependable results
Option MHD and MHD3 software embeds the MHL CTS 1.1/1.2/2.0 and CTS 1.3/2.1/3.2 compliance test procedures, ensuring dependable results. Accurate jitter testing and precise violation testing delivers higher credibility. Perform transmitter tests with simple setups that eliminate nonlinearity. Authentic measurement techniques and automation eliminate errors to provide faster test times.
Option MHD and MHD3 leverages the TekExpress capability to provide smooth multi-equipment interactions, providing an automated solution for transmitter, sink, and dongle testing. The direct synthesis method ensures greater repeatability:
- Eliminates the dependency on hardware PCB traces to insert jitter components
- Eliminates the need to combine common mode clock and differential data signals using hardware combiners
MHL 1.3/2.1 transmitter test setup for all other differential, common mode, and single ended tests
MHL 1.3/2.1 Clock Jitter and Data Eye Diagram test setup

MHL 1.3/2.1 Dongle setup
MHL 1.3/2.1 Sink Min/Max setup
MHL 1.3/2.1 Dongle Min/Max setup
MHL3.2 Transmitter input calibration
MHL protocol multi view display.
MHL physical and protocol layer seamless link capability
TEK-PGY-MHL-PA-SW
Third-party MHL Protocol Analyzer Software running on a Tektronix Real Time Oscilloscope embeds link-layer test procedures defined in MHL CTS 1.1/1.2/2.0 and CTS 1.3/2.1 and provides a unique one-box solution to MHL design, testing, and validation engineers to seamlessly migrate from physical layer to link layer.
Faster validation cycles
The unparalleled automation provided by Option MHD/MHD3 and Direct Synthesis capability of the Arbitrary Waveform Generators enables faster validation and shrinks test times for MHL testing. Demonstrate efficiency by using the "Select All" feature to perform multiple MHL transmitter tests. Instantly generate .CSV-format summaries or detailed reports at the press of a button.
Option MHD/MHD3 enables faster test times with automatic setting of the oscilloscope parameters and V termination voltage needs for MHL testing. This removes the inaccuracy and rigidity of MHL testing. Leveraging the Direct Synthesis capability of our industry-leading AWGs, in accordance with CTS 1.1, 1.2, 1.3, 2.0, 2.1, and 3.2.
Complete solution for validation
Option MHD and TEK-PGY-MHL-PA-SW offer a wide range of tests enabling thorough verification to standards. Tests offered include automated transmitter, AWG setup file based receiver/dongle, and MHL protocol tests. Perform convincing validation using a complete solution that includes oscilloscopes, probes, arbitrary waveform generators, test fixtures, and TDR.
Characteristics
Physical layer tests
MHL 1.3/2.1 Transmitter tests (supports Direct Attach Device testing)
- 3.1.1.1 Standby Output Voltage VOFF
- 3.1.1.2 Single-ended High-level Voltage VSE_HIGH
- 3.1.1.3 Single-ended Low-level Voltage VSE_LOW
- 3.1.1.4 Differential Output Swing Voltage VDFSWING
- 3.1.1.5 Common Mode Output Swing Voltage VCMSWING
- 3.1.1.6 Differential Rise and Fall Times TR_DF, TF_DF
- 3.1.1.7 Common Mode Rise and Fall Times TR_CM, TF_CM
- 3.1.1.8 Differential Intra Pair Skew TSKEW_DF
- 3.1.1.10 MHL Clock Duty Cycle in Normal mode (not needed for CTS 2.1)
- 3.1.1.11 MHL Clock Jitter in Normal mode (replaced by 3.1.1.17)
- 3.1.1.12 MHL Data Eye Diagram in Normal mode (replaced by 3.1.1.18)
- 3.1.1.14 MHL Clock Duty Cycle in PackedPixel mode
- 3.1.1.15 MHL Clock Jitter in PackedPixel mode (replaced by 3.1.1.19)
- 3.1.1.16 MHL Data Eye diagram in Packed Pixel mode (replaced by 3.1.1.20)
- 3.1.1.17 TP2 Clock Jitter in Normal mode (new test for CTS 1.3/2.1)
- 3.1.1.18 Data Eye Diagram in Normal mode (new test for CTS 1.3/2.1)
- 3.1.1.19 TP2 Clock Jitter in Packed Pixel mode (new test for CTS 1.3/2.1)
- 3.1.1.20 Data Eye Diagram in Packed Pixel mode (new test for CTS 1.3/2.1)
MHL 1.3/2.1 Receiver tests (supports Direct Attach Device testing)
- 4.1.1.1 Input Signal DC Voltage Level Tolerance
- 4.1.1.2 Input Signal Minimum and Maximum Swing Voltage Level Tolerance
- 4.1.1.3 Intra Pair Skew Tolerance
- 4.1.1.4 Jitter Tolerance in Normal mode
- 4.1.1.8 Jitter Tolerance in PackedPixel mode
MHL 1.3/2.1 Dongle tests
- 5.1.1.1 Input Signal Single-ended Voltage Level Tolerance
- 5.1.1.2 Input Signal Minimum and Maximum Swing Voltage Level Tolerance
- 5.1.1.3 Intra Pair Skew Tolerance
- 5.1.1.4 Jitter Tolerance in Normal mode
- 4.1.1.9 Jitter Tolerance in PackedPixel mode
MHL 1.3/2.1 Cable Electrical tests
- 7.2.1.16 Minimum CLK Swing
- 7.2.1.17 Data Eye Diagram
MHL 1.3/2.1 Cable Assembly tests (MOI based)
- 7.2.1.2 Differential Intra Pair Skew
- 7.2.1.3 Common Mode Intra Pair Skew
- 7.2.1.4 Differential Characteristic Impedance
- 7.2.1.5 Common Mode Characteristic Impedance
- 7.2.1.6 CBUS Line Capacitance
- 7.2.1.7 CBUS Cable Delay
- 7.2.1.8 Differential Insertion Loss
- 7.2.1.9 Common Mode Insertion Loss
- 7.2.1.10 Differential and Common Mode Conversion
- 7.2.1.11 CBUS Insertion Loss
- 7.2.1.12 Far End Cross talk
- 7.2.1.13 VBUS Drop (uses Keithley source meter)
- 7.2.1.14 Ground Resistance and Ground Shift (uses Keithley source meter)
- 7.2.1.15 MHL Cable Detect (MHL Cable with HDMI Type A Plug - uses Fluke DMM)
MHL 3.2 Transmitter Output tests
TMDS Data tests
- 3.7.2.1 Single-Ended High Level Output Voltage of Differential TMDS Data+/-
- 3.7.2.2 Single-Ended Low Level Output Voltage of Differential TMDS Data+/-
- 3.7.2.5 Differential Output Swing Voltage of Differential TMDS Data
- 3.7.2.13 Rise Time of Differential TMDS Data
- 3.7.2.17 Peak-Peak Amplitude of Differential TMDS Data
- 3.7.2.27 TMDS Data Eye Diagram
MHL Clock
- 3.7.2.7 Single-Ended High Level Output Voltage of Single-Ended MHL Clock
- 3.7.2.8 Single-Ended Low Level Output Voltage of Single-Ended MHL Clock
- 3.7.2.9 Single-Ended Output Swing Voltage of Single-Ended MHL Clock
- 3.7.2.20 Single-Ended MHL Clock Frequency
- 3.7.2.21 Single-Ended MHL Clock Front Porch
- 3.7.2.22 Single-Ended MHL Clock Back Porch
- 3.7.2.23 Rise Time of Single-ended MHL Clock
- 3.7.2.26 Single-Ended MHL Clock Jitter at TP2
MHL eCBUS
- 3.7.2.7 Single-Ended High Level Output Voltage of Single-Ended eCBUS Forward Data
- 3.7.2.8 Single-Ended Low Level Output Voltage of Single-Ended eCBUS Forward Data
- 3.7.2.9 Single-Ended Output Swing Voltage of Single-Ended eCBUS Forward Data
- 3.7.2.24 Fall Time of Single-Ended MHL Clock and eCBUS Forward Data
- 3.7.2.25 Peak-Peak Amplitude of eCBUS-S Forward Data
- 3.7.2.29 eCBUS FWD Data Eye Diagram at TP2
MHL 3.2 Transmitter Input tests
MHL eCBUS
- 3.7.2.32 Input DC Voltage Tolerance of eCBUS-S BWD Data
- 3.7.2.36 Jitter Tolerance of eCBUS-S BWD Data
- Auto Calibration (for 3.7.2.36 Jitter Tolerance of eCBUS-S BWD Data)
MHL 3.2 Receiver Output tests
MHL Sink eCBUS-S BWD
- 4.7.2.14 Single-Ended High Level Output Voltage of eCBUS-S Backward Data
- 4.7.2.15 Single-Ended Low Level Output Voltage of eCBUS-S Backward Data
- 4.7.2.16 Single-Ended Output Swing Voltage of eCBUS-S Backward Data
- 4.7.2.20 Rise Time of eCBUS-S Backward Data
- 4.7.2.21 Fall Time of eCBUS-S Backward Data
- 4.7.2.22 Peak-Peak Amplitude of eCBUS-S Backward Data
- 4.7.2.24 eCBUS-S Backward Data Eye Diagram at TP1
MHL Dongle eCBUS S BWD
- 5.7.2.16 Output DC Voltage of eCBUS-S BWD Data
- 5.7.2.17 Single-Ended Output Swing Voltage of eCBUS-S Backward Data
- 5.7.2.19 eCBUS-S Backward Data Eye Diagram at TP3
MHL 3.2 Receiver Input tests
MHL Sink
- 4.7.2.1 Input DC Voltage Tolerance of Differential TMDS data
- 4.7.2.3 Differential Input Swing Voltage Tolerance of Differential TMDS Data
- 4.7.2.5 Input DC Voltage Tolerance of Single-Ended MHL Clock and eCBUS-S Forward Data
- 4.7.2.7 Differential Intra-pair Skew Tolerance of Differential TMDS Data
- 4.7.2.10 Jitter Tolerance of Single-ended MHL Clock
MHL Dongle
- 5.7.2.1 Single-ended High Level Input Voltage Tolerance of Differential TMDS Data
- 5.7.2.2 Single-ended Low Level Input Voltage Tolerance of Differential TMDS Data
- 5.7.2.5 Differential Input Swing Voltage Tolerance of Differential TMDS Data
- 5.7.2.7 Single-ended High Level Input Voltage Tolerance of Single-ended MHL Clock and eCBUS-S Forward Data
- 5.7.2.8 Single-ended Low Level Input Voltage Tolerance of Single-ended MHL Clock and eCBUS-S Forward Data
- 5.7.2.10 Differential Intra-pair Skew Tolerance of Differential TMDS Data
- 5.7.2.13 Jitter Tolerance of Single-ended MHL Clock
MHL 2.1 Sink and Dongle system tests supported by AWG
TMDS Coding tests
- 4.2.1.1 and 5.2.1.1 Character Synchronization in Normal mode
- 4.2.1.2 and 5.2.1.2 Packet Types in Normal mode
- 4.2.1.3 and 5.2.1.3 Character Synchronization in PackedPixel mode
- 4.2.1.4 and 5.2.1.4 Packet Types in PackedPixel mode
Video tests
- 4.2.2.1 and 5.2.2.1 Video Formats in Normal mode
- 4.2.2.2 and 5.2.2.2 Pixel encoding in Normal mode
- 4.2.2.3 and 5.2.2.3 Video Quantization Range
- 4.2.2.4 and 5.2.2.4 Video Formats in PackedPixel mode
- 4.2.2.5 and 5.2.2.5 Pixel encoding in PackedPixel mode
Audio tests
- 4.2.3.1 and 5.2.3.1 IEC60958/IEC61937
- 4.2.3.2 and 5.2.3.2 Audio Clock regeneration
3D Video tests
- 4.2.8.2 and 5.2.8.2 3D Video Format in Normal mode
- 4.2.8.3 and 5.2.8.3 3D Video Format in Packed Pixel mode
Protocol tests for CTS 1.1, 1.2, 2.0 and CTS 1.3, 2.1
Source Protocol tests in both normal mode and PackedPixel mode
- Legal codes
- Basic protocol
- Packet types
Source Video tests in both Normal mode and PackedPixel mode
- Video formats test
- Pixel encoding test
- Video quantization ranges
- AVI info frame
Ordering information
MHL 2.1 Compliance Test Software
- MHL options to order with an oscilloscope (MHL requires a minimum 8 GHz oscilloscope for electrical testing)
Option Description Opt. MHD Advanced Analysis and Compliance Test Software for MHL
Requires options DJA and 2XLOpt. DPOFL-MHD Floating License Advanced Analysis and Compliance Test Software for MHL
Requires options DJA and 2XLOpt. DPOFT-MHD Floating License - Trial Version Stand-alone software for protocol analysis TEK-PGY-MHL-PA-SW MHL Compliance Software for MHL 2.1 Requires option 20XL (available in16 GHz and above real-time oscilloscopes.) - MHL upgrades with an existing oscilloscope (MHL requires a minimum 8 GHz oscilloscope for electrical testing)
Options Description Opt. DPO-UP MHD Advanced Analysis and Compliance Test Software for MHL Requires options DJA and 2XL Stand-alone software for protocol analysis TEK-PGY-MHL-PA-SW MHL Compliance Software for MHL 2.1 Requires option 20XL (available in 6 GHz and above real-time oscilloscopes)
Note: If you will be doing both electrical and protocol testing, a real-time oscilloscope of at least 12.5 GHz is recommended.
- MHL 3.2 options to order with an oscilloscope (MHL requires a minimum 16 GHz oscilloscope for electrical testing)
Option Description Opt. MHD3 MHL 3.0 Advanced Analysis and Compliance Software for Tx, Rx, Dongle and Cable tests Requires Option MHD Opt. DPOFL-MHD3 Floating License
MHL 3.0 Advanced Analysis and Compliance Software for Tx, Rx, Dongle and Cable tests
Requires Option MHDOpt. DPOFT-MHD3 Floating License - Trial Version - MHL 3.2 upgrades with an existing oscilloscope (MHL requires a minimum 16 GHz oscilloscope for electrical testing)
Options Description Opt. DPO-UP MHD3 MHL 3.0 Advanced Analysis and Compliance Software for Tx, Rx, Dongle and Cable tests Opt. DPO-UP MHD MHL Advanced Analysis and Compliance Software
Requires Option DJA and Option 2XL
Recommended equipment
- DPO/DSA/MSO 71604C
- 16 GHz Digital Oscilloscopes with Option DJA (12.5G Scope supported, with 10% variation in results)
- DPO/DSA/MSO72004C
- 20 GHz Digital Oscilloscopes with Option DJA
- DPO/MSO72304DX
- 23 GHz Digital Oscilloscopes with Option DJA
- DPO/MSO72504DX
- 25 GHz Digital Oscilloscopes with Option DJA
- DPO/DSA72504D
- 25 GHz Digital Oscilloscopes with Option DJA
- DPO/MSO73304DX
- 33 GHz Digital Oscilloscopes with Option DJA
- DPO/DSA73304D
- 33 GHz Digital Oscilloscopes with Option DJA
- P7313SMA
- SMA Probe for Single-ended AVLINK data measurements (Quantity 2)
- P7240
- Probe for acquiring Clock / eCBUS waveform
- AWG7122C
- Arbitrary Waveform Generator with Options 01, 02/06 and 08 (Quantity 1 for MHL 2.1 Rx and MHL 3.2 Tx; Quantity 2 for MHL 3.2 Rx)
- AWG70002A
- Arbitrary Waveform Generator with Options 01, 03, and 225 (Quantity 1 to be used with AWG 7122C for MHL 3.2 Rx)
Recommended accessories for MHL 2.1
- 012-0649-00
- SMA cables. Quantity 4 (2 pairs)
- TF-MHL-DS-AccKit
- MHL Direct Synthesis Accessory Kit, contains the following:
- 119-7601-00: 120 ps rise time filters. Quantity 2
- 131-8489-00: Bias-tees. Quantity 2
- 119-8176-00: 5866 amplifiers. Quantity 2
- 015-1011-00: SMA-SMA barrel connectors. Quantity 2

Additional accessories for MHL 3.2
- 012-0649-00
- SMA Cables. Quantity 4 (2 pairs)
- TF-MHL-TPA-SOS-MUSB 1
- MHL Test Point Adapter uUSB Plug
- TF-MHL-TPA-SOSIS-HDM
- MHL Test Point Adapter HDMI-A Plug
- TF-MHL3-TPA-KIT
- MHL μUSB Plug and HDMI-A Plug fixture.
- SL 403
- Source/Sink board from Simplay Labs.
- SL402
- Relay board for switching signals from Simplay Labs.


1 Two numbers are required for 3.7.2.6 Auto Calibration test measurement.
Tektronix MHL fixtures
MHL Fixtures are available from Tektronix. Details are given below. MHL fixtures are also available from Wilder Technologies (http://www.wilder-tech.com).
Kits
Wilder part number | Wilder model number | Tektronix nomenclature | Description |
---|---|---|---|
640-0475-000 | MHL-TPA-TEK (Complete MHL Fixture Kit with Cbus board) | TF-MHL-TPA-TEK (Complete MHL Fixture Kit with Cbus board) | MHL Test Kit includes 640-0452-000 through 640-0459-000, 640-0485-1x0 (x stands for power cord options) |
640-0476-000 | MHL-TPA-TEK-SO (Source Fixture Only Kit) | TF-MHL-TPA-TEK-SO (Source Fixture Only Kit) | MHL Source Test Kit includes 640-00452 and 640-0453-000 |
640-0477-000 | MHL-TPA-TEK-SI (Sink Fixture Kit) | TF-MHL-TPA-TEK-SI (Sink Fixture Kit) | MHL Sink Test Kit includes 640-0452-000, 640-0456-000, 640-0457-000 |
640-0478-000 | MHL-TPA-TEK-DG (Dongle Fixture Kit) | TF-MHL-TPA-TEK-DG (Dongle Fixture Kit) | MHL Dongle Test Kit includes 640-0452-000, 640-0453-000, 640-0454-000 |
640-0479-000 | MHL-TPA-TEK-CB (Cable Fixture Kit) | TF-MHL-TPA-TEK-CB (Cable Fixture Kit) | MHL Cable Test Kit includes 640-0455-000, 640-0456-000 |
640-0480-000 | MHL-TPA-TEK-RSEN (RSEN Kit) | TF-MHL-TPA-TEK-RSEN (RSEN Kit) | MHL RxSense Kit includes 640-0458-000 and 640-0459-000 |
640-0488-000 | MHL-TPA-KT | TF-MHL3-TPA-KIT | MHL 3.0 HDMI/μUSB test adapter kit |
Individual fixtures
Wilder part number | Wilder model number | Tektronix nomenclature | Description |
---|---|---|---|
640-0452-000 | MHL-TPA-TT | TF-MHL-TPA-TT | MHL Termination Board |
640-0453-000 | MHL-TPA-P-WOSO | TF-MHL-TPA-P-WOSO | MHL Source Test Board Plug without Termination |
640-0454-000 | MHL-TPA-R-WOSO | TF-MHL-TPA-R-WOSO | MHL Dongle Test Board Receptacle without Termination |
640-0455-000 | MHL-TPA-R-WOC | TF-MHL-TPA-R-WOC | MHL Cable Test Board Receptacle without Termination |
640-0456-000 | MHL-TPA-R-WOSI | TF-MHL-TPA-R-WOSI | MHL Sink Calibration Test Board Receptacle without Termination |
640-0457-000 | MHL-TPA-P-WOSI | TF-MHL-TPA-P-WOSI | MHL Sink Test Board Plug without Termination |
640-0458-000 | MHL-TPA-R-SO-RSEN | TF-MHL-TPA-R-SO-RSEN | MHL Source RxSense Test Board Receptacle |
640-0459-000 | MHL-TPA-R-SI-RSEN | TF-MHL-TPA-R-SI-RSEN | MHL Sink and Dongle RxSense Test Board Receptacle |
640-0485-1xx | MHL-CTB-SOSI | TF-MHLCBS2-SOSI | MHL CTS 2.0 C Bus Source and Sink Board with Tektronix power supply (part number 119-7753-00) and appropriate power cord (A0, A1, A2, A5, A6, A10, A11, A12) |
640-0481-000 | MHL-TPA-TEK-CBC | TF-MHL-TPA-CBC | MHL Cable Calibration Adapter Unit |
640-0463-000 | MHL-TPA-R-WOSOD | TF-MHL-TPA-R-WOSOD | Direct Attach Fixture |
640-0486-000 | MHL3-TPA-P-SOS | TF-MHL3-TPA-P-SOS | MHL 3.0 μUSB test adapter |
640-0487-000 | MHL3-TPA-P-SOSIS | TF-MHL3-TPA-P-SOSIS | MHL 3.0 HDMI test adapter |
Recommended equipment in MHL CTS 1.1, 1.2, 1.3, 2.0, 2.1, and 3.2 to perform other tests manually
- DSA8200/8300 with 80E03, 80E04, and IConnect® Software
- Sampling scope with necessary modules and IConnect® Software for MHL Rx impedance tests and cable tests
- DPO2024, MSO2024, MSO4054
- Low-bandwidth Scopes. Used for CTS Test IDs 3.1.1.13.5; 4.1.1.7; 5.1.1.7; 5.1.1.8
- P2221, TPP0500B
- Passive Probes. Used for CTS Test IDs 3.1.1.13; 4.1.1.7; 5.1.1.7; 5.1.1.8
- Keithley 2400
- Source Meter. Used for CTS Test IDs 7.2.1.13; 7.2.1.14
- PWS2185, PWS4205, 2220-30-1, 2220J-30-1
- Power Supplies. Used for all tests where an external power supply is needed
- DMM4020, DMM4040, DMM4050
- Digital Multimeter. Used for CTS Test IDs 3.1.1.1; 7.2.1.15