DOREMIDI UMH-21 Встановлення - Сторінка 3
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Communication Rate
USB HOST Version
USB HOST Compatibility
USB HOST Power Output
MIDI Interface
MIDI Compatibility
DC In Interface
Indicator Light
Firmware Upgrade
4. Steps for usage
1) Power supply: Use a 5V~12V DC power supply to supply power to the product through
the "DC IN", and the indicator lights up after power is supplied.
2) Connect a USB MIDI instrument: Connect a USB MIDI instrument through the USB-A
interface of "USB HOST". After the connection is successful, the indicator of "USB
HOST" will light up.
3) Connect MIDI DIN instruments: The "MIDI OUT" of the UMH-21 is connected to the
"MIDI IN" of the MIDI device, and the "MIDI IN" of the product is connected to the "MIDI
OUT" of the MIDI device. When the MIDI interface has MIDI message output/input, the
indicator light of the MIDI interface will flash.
4) Connect the USB hub:
Connect a USB MIDI hub through the USB-A interface of the "USB HOST". After
the connection is successful, the "USB HOST" indicator will light up.
UMH-21 supports a USB hub with a maximum of 4 USB ports. It is recommended
to use DOREMiDi's USB HUB-4 hub for better.
5) Switch Normal mode/Merge mode/Upgrade mode:
Mode
Normal
Merge
Upgrade
Standard high-speed USB MIDI HOST interface (USB2.0)
Compatible with all USB MIDI devices USB2.0/USB1.0/USB1.1
Provides a power supply of up to 5V/2A
High-performance FTP processing with one input and one output
16-channel MIDI interface, Built-in high-speed Isolator
Compatible with all musical instruments with MIDI standard interface
Powered by DC interface, 5V~12VDC
Product power indicator, USB working indicator, MIDI output/output
indicator
Support firmware upgrade
Click the "Mode key" toggle, Normal mode is used by default.
MIDI message direction:
USB HOST → MIDI OUT
MIDI IN → USB HOST
Click the "Mode key" toggle, and the MIDI OUT indicator lights up.
MIDI message direction:
USB HOST → MIDI OUT
MIDI IN → MIDI OUT
In Merge mode, SysEx supports up to 2048Bytes/packet.
Press and hold the "Mode Key", then power on the UMH-21, then release
the "Mode Key", the USB HOST indicator lights up.
Use the "DOREMiDi Upgrade Tool" software to upgrade UMH-21. For
detailed steps, please refer to "UMH-21 Upgrade Instructions"
Description