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$ 60.00
No. 108
Type MIDI Box
Size 115*53*33mm
Material Aluminum alloy
Colour Black
Brand DOREMiDi
Model UMH-21
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High-speed USB MIDI HOST box (UMH-21) is a new generation of USB MIDI host box launched by DOREMiDi. This product has standard high-speed USB2.0, which has the characteristics of strong compatibility, fast transmission rate and high stability. The product has a firmware upgrade function and is perfectly compatible with all devices with a USB MIDI interface. The USB HOST interfaceof UMH-21 supports connecting to a USB HUB, and expands to connect more USB MIDI devices. It supports not only Class Compliant devices, but also non-Class Compliant devices. You just need to make sure that the device's USB port has MIDI capability.


Main Feature:

1. DC IN interface: Productpower supply interface, use DC plug to supply power to the product, powersupply voltage 5V~12V. (Center-positive power supply)

2. USB-A interface: Standard high-speed USB MIDI HOST interface (USB2.0), used to connect USB MIDI devices and supply power to the USB MIDI devices.

3. MIDI 5-pin interface: One-in and one-out 16-channel standard MIDI interface for high-performance FTP processing.

4. Indicator light: product power indicator light, USB working indicator light, MIDI output/output indicator light.

5. UpdateKey: Support firmware upgrade, compatibility upgrade for special MIDI devices.

6. High compatibility: USB Host Compatiblewith all USB MIDI devices USB2.0/USB1.0/USB1.1,MIDI DIN Compatiblewith all musical instruments with MIDI standard interface.

7.The UMH-21's USB HOST interface can be connected to a first-level USB HUB (up to 4 USB ports). USB HUB>>

8.Click the "Mode key" UMH-21 to switch to Merge mode/Normal mode:



Download:

High-Speed USB MIDI HOST(UMH-21)Instruction.pdf


Firmware Upgrade Instructions for UMH-21

Windows: DOREMiDi ‍Upgrade tool for Windows.zip

MacOS: ‍DOREMiDi Upgrade tool for MacOs.dmg


UMH-21 Upgrade instructionsV2.2.6.zip

1. Update target: Products purchased before December 29, 2023.

2. Update content: Optimize the data communication when the USB HOST port is connected to the USB HUB.


UMH-21 Upgrade instructionsV2.2.5.zip

1. Update target: Products purchased in the online store before November 20, 2023, products purchased after that do not need to be updated.

2. Update content:

    1) When the USB HOST port is connected to the USB HUB, the "Merge" mode can also be configured.

    2) Modify the Merge mode:

        Merge Mode1: Click the button and the MIDI OUT indicator light is always on.

        MIDI message direction:

        USB HOST → MIDI OUT

        MIDI IN → OUT

        MIDI IN→ USB HOST

        Merge Mode2: Click the button, the MIDI OUT indicator light will flash twice and stay on.

        MIDI message direction:

        USB HOST → MIDI OUT

        MIDI IN → OUT


Note: In MERGE mode, if there are multiple USB MIDI devices through the USB HUB, it may cause too much MIDI messages in the MIDI OUT, resulting in delays or packet loss. Please use it according to the actual situation.


UMH-21 Upgrade instructionsV2.2.2.zip

1. Update content: Improve USB HOST port compatibility.

2. Update target: Products purchased in the online store before October 17, 2023, products purchased after that do not need to be updated.



UMH-21 Upgrade instructionsV2.0.7.zip

1. Upgrade content: The Novation Launchpad mk3 series will send the same MIDI message twice.

2. Upgrade target: Only for users who use Novation Launchpad mk3 series products.


Firmware upgrade driver

If the computer cannot recognize the UMH-21 during the upgrade process, it may be that the computer is installing the driver. Please try to install the driver and then follow the firmware upgrade instructions.

Virtual COM Port Driver V1.5.0.zip


Other Versions Release Notes:

1.jpg2.jpg3.jpg4.jpg5.jpg6.jpg7.jpg

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