MH-Delta Firmware Version History

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v45 (2025.12.30)

  • Fixed an issue where Pad buttons and hat switches stayed pressed when changing channels

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v44 (2025.12.22)

  • Fixed an issue where a macro did not run when switching between two macros while keys were held together

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v43 (2025.12.22)

  • Added “¥” output when the “ろ” key is pressed on a JIS keyboard (shown as a backslash in the Setting Tool)

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v42 (2025.11.22)

  • Fixed an issue where macros could not be stopped after using two Alternate macros in a row

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v41 (2025.07.01)

  • Added support for Hall-effect and TMR sticks
  • Removed Rotation mode

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v40 (2025.05.23)

  • Removed the lag time when switching channels
  • Improved behavior when Channel-Alt is set on the stick

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v39 (2025.03.04)

  • Fixed an issue where modifier keys could not be assigned to the wheel

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v38 (2025.02.01)

  • Added Fwd2
  • Added wheel Up2 and Down2

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v37 (2024.10.11)

  • Fixed an issue where a macro kept being input when combined with Channel-Alt
  • Other input keys are no longer released when a macro ends

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v36 (2024.02.10)

  • Revised the Z-axis Sensitivity parameter in Pad mode “Left and View”

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v35 (2024.02.08)

  • Implemented Muhenkan, Henkan and Kana for Qwerty_JIS (usable after the integrated Setting Tool is released)
  • Fixed an issue where modifier keys set on the stick in Game/Work mode
    were not released

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v34 (2024.01.01)

  • Fixed direction-reversal misfires at high stick sensitivity in Game/Work mode

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v33 (2023.12.22)

  • Fixed simultaneous presses of modifier keys
    (Key release order changed from “modifier ⇒ main” to “main ⇒ modifier”)

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v32 (2023.12.11)

  • Improved diagonal input in Mouse mode

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v31 (2023.11.30)

  • Added support for the DirectInput hat switch (D-pad)

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v30 (2023.11.01)

  • Fixed behavior when modifier keys are assigned to the stick.

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v29 (2023.10.26)

  • Fixed an issue where wheel up could not be assigned

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v28 (2023.10.26)

  • Fixed an issue where F13–F24 keys could not be input
  • Function keys can now be input from the analog stick
  • Prepared for the integrated Setting Tool

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v27 (2023.09.08)

  • Fixed input issues when alternately tapping keys that include modifier keys

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v26 (2023.09.08)

  • Added input of the “Hankaku/Zenkaku” key
  • Fixed a brief stop in stick input in Pad mode when a macro ends

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v25 (2023.07.24)

  • Added volume control.

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v24 (2023.06.17)

  • Added an assignment for switching stick functions in Pad mode

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v23 (2023.05.30)

  • Added 90-degree rotation mode (Rotation Use)
  • Added a mode-switch assignment
  • Tidied up program size

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v22 (2023.05.23)

  • Fixed an issue where Up could not be assigned

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v21 (2023.05.23)

  • Added a cursor speed setting for Mouse mode
  • Added support for stick sensitivity settings in Mouse mode
  • Added assignments for the mouse side buttons (forward/back)
  • Added assignments for mouse left/right tilt
  • Revised part of the program structure along with the above update

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v20 (2023.05.22)

  • Macro wait time was limited to 32 seconds; it now supports the specified 60,000 seconds

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v19 (2023.05.10)

  • Added ¥ ( ), |, _, PrintScr, ScrLock, Pause
  • The LED for each channel can now be set to blue or green
  • Program optimization (to free up memory)

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v18 (2023.05.03)

  • Adjusted Mouse mode delay and cracking position

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v17 (2023.04.30)

  • Macro Key write: the time between pressing and releasing a key is now adjustable

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v16 (2023.04.25)

  • Added Pad buttons 13, 14 and 15
  • Adjusted the input speed of macro Key write
  • Changed the device name to “MH-Device(Arduino)”

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v15 (2023.04.19)

  • Fixed direction-reversal misfires at high stick sensitivity
  • Added stick center calibration
  • Added stick angle adjustment

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v14 (2023.04.13)

  • Improved key input detection accuracy

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v13 (2023.04.12)

  • Fixed a bug where macros 11 and 12 were not input
  • Fixed a bug where some keys could not be assigned to the wheel
  • Faster internal processing

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v12 (2023.04.06)

  • Adjusted mouse scroll input sensitivity

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v11 (2023.04.05)

  • Implemented the macro function
  • Fixed a bug causing wrong input when changing channels
  • Adjusted mouse scroll input sensitivity
  • LED on/off can now be set per channel
  • Sleep key can be set (key input is disabled while sleeping)

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v10 (2023.03.27)

  • Added analog input sensitivity adjustment for Pad mode
  • Fixed a bug where analog input occurred outside Pad mode
  • Fixed a bug on key release
  • Added momentary mode for channel switching

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v9 (2023.03.25)

  • Added support for numeric keypad input
  • Added support for PAD (DirectInput) button input
  • Added support for F13–F24 input
  • Added stick sensitivity for Illustration mode
  • Removed the red LED blink on each button press (the power lamp stays on)

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v8 (2023.03.17)

  • Fixed a bug where the default Wheel speed was missing

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v7 (2023.03.01)

  • Added scroll speed adjustment when assigning the wheel
  • Fixed the wheel key input algorithm

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v6 (2023.02.19)

  • Added support for turning off the channel LED

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v5 (2023.02.12)

  • Added support for pressing 3 keys at once
  • Fixed key operation issues when 2 keys are placed on the stick

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v4 (2023.02.07)

  • Fixed a bug where Pad mode Left & view did not work.

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v3 (2023.02.07)

  • Added Pad mode (DirectInput)

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v2 (2023.02.02)

  • Mouse wheel forward/back can now be assigned to each key.
  • Added analog stick sensitivity adjustment

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v1 (2023.01.20)

  • Key combinations such as “ctrl + c” can now be set on the analog stick and wheel.

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v0

  • Initial release

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