LTC-MIDI Timecode Sync (MTC-20) is a device designed by DOREMiDi to synchronize MIDI timecode and SMPTE LTC timecode. It has the functions of timecode generation, timecode conversion and timecode reader. MTC-20 has standard USB MIDI interface, MIDI DIN interface and LTC interface, which can be used for time code synchronization between computers, MIDI device and LTC device. At the same time, MTC-20 has a display screen that can display the current time code information.
LTC-MIDI Timecode Sync(MTC-20)Instructions.pdf
DOREMiDi MIDI Machine Control
Windows: MMC Tool for Windows
MacOS: MMC Tool for MacOs
Firmware Upgrade Instructions for MTC-20
Windows: DOREMiDi Upgrade tool for Windows
MacOS: DOREMiDi Upgrade tool for MacOs
Firmware upgrade driver
If the computer cannot recognize the device 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
MTC-20 Upgrade instructionsV1.3.9.zip
1.Update content:
>> Improved FPS display when inputting on LTC.
>> Optimize LTC OUT timecode synchronization when the timecode source is "LTC".
2.Update target: >>For users who purchased the product on June 5, 2025. Products purchased from the online store after June 5 already have the latest firmware.
MTC-20 Upgrade instructionsV1.3.6.zip
1.Update content:
>> Optimize the time code generation of "GEN" mode.
>>MIDI five-pin DIN port supports MMC communication.
2.Update target: >>For users who purchased the product on April 30, 2025. Products purchased from the online store after March 27 already have the latest firmware.
MTC-20 Upgrade instructionsV1.3.4.zip
1.Update content:
>>When the SOURCE is USB, the time code may stop converting when fast forwarding/rewinding using MMC Tool.
>>Improved compatibility of 30, 30drop FPS.
2.Update target: For users who purchased the product on March 27, 2025. Products purchased from the online store after March 27 already have the latest firmware.
MTC-20 Upgrade instructionsV1.3.0.zip
1.Update content: Added compatibility with DOREMiDi "MMC Tool" software. Users can use "MMC Tool" to control time code, switch time source, upgrade firmware, etc.
2.Update target: For users who purchased the product on September 11, 2024, products purchased after September 11, 2024 will already have the latest firmware.
MTC-20 Upgrade instructionsV1.2.3.zip
1.Update content: Solve the problem of MIDI time code being stuck in some software.
2.Update target: For users who purchased the product on August 12, 2024, products purchased after August 11, 2024 are already the latest firmware.
MTC-20 Upgrade instructionsV1.1.3.zip
1.Update content: Solve some bugs and improve operations.
2.Update target: Only for users who purchased products on February 1, 2024, and products purchased after February 1, 2024 already have the latest firmware.
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