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arplus, image 1 from its README
Firmware

arplus

Hype41/100

Quantizer, arpeggiator, and string synthesizer in a single module.

arplus is custom firmware for the Zlosynth Arplus, by @zlosynth. Open source under CC-BY-SA-4.0, latest release v1.0.1 (April 2026), 8 stars on GitHub.

forZlosynth Arplus·by@zlosynth

Unclaimed. Is this yours? Sign in with GitHub as @zlosynth to claim it.

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Stars
8
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580
Last commit
Download v1.0.1

arplus-firmware-1.0.1.bin· 104 KB· +6 files

CC-BY-SA-4.0· zlosynth/arplus·zlosynth.com/arplus·downloads come from the creator’s GitHub releases

33
Commits
2
Releases
33 commits and 2 releases in the last year
Activity · last 12 months
4 releases
  1. v1.0.1Latest7 files

    Changes

    • Use better footprints.

    Firmware

    Arplus' firmware can be upgraded to obtain new features and bug-fixes. To do so, download the arplus-firmware-1.0.1.bin binary from attachments below, navigate to Electro-Smith's web programmer and follow the guide to upload the binary throught the "File Upload" tab. You can safely ignore the "This file appears to be an invalid Daisy binary" warning.

  2. v1.0.03 files

    Changes

    • I am happy with it.
    • Add support for haas and ping pong output modes, with haas as the default.
    • Tweak resonance range to be responsive end to end.
    • Change contour range to 0.0 to 0.4 seconds linear up to 12 o'clock and 0.4 to 10 logarithmic above that.
    • Rework the interface to provide more direct control over attributes.
    • Make it possible to offset scale steps by up to 4 quarter notes in either direction.
    • Allow using a custom "noise" burst source.
    • Make it possible to control the number of strummed strings.
    • Persist the last selected scale per group.

    Firmware

    Arplus' firmware can be upgraded to obtain new features and bug-fixes. To do so, download the arplus-firmware-1.0.0.bin binary from attachments below, navigate to Electro-Smith's web programmer and follow the guide to upload the binary through the "File Upload" tab. You can safely ignore the "This file appears to be an invalid Daisy binary" warning.

  3. v0.1.13 files

    Changes

    • Fix ARP diagrams in the manual.
    • Fix filter instability with long contour and high cutoff.

    Firmware

    Arplus' firmware can be upgraded to obtain new features and bug-fixes. To do so, download the arplus-firmware-0.1.1.bin binary from attachments bellow, navigate to Electro-Smith's web programmer and follow the guide to upload the binary throught the "File Upload" tab.

  4. v0.1.03 files

    Changes

    • The module is good to go.

    Firmware

    Arplus' firmware can be upgraded to obtain new features and bug-fixes. To do so, download the arplus-firmware-0.1.0.bin binary from attachments bellow, navigate to Electro-Smith's web programmer and follow the guide to upload the binary throught the "File Upload" tab.