Triple I/O is discontinued.
Check the Triple I/O 2

Triple I/O is a custom handmade MIDI controller three switches, MIDI INPUT/OUTPUT sockets and LED rings button backlight (fixed color).

Three button custom handmade MIDI Controller, with MIDI input and output (with THRU), to be custom programmed for any MIDI-compatible device. Controller has buttons with fixed color LED rings and RGB LED, that can indicate mode of the controller.

Controller can be operated by single button clicks (A, B or C), simultaneous click of two (A+B or B+C) or three button (A+B+C) and long presses of single, two and three buttons, what gives a plenty of features!

Dimensions:
Lenght: 168 mm
Width: 65 mm
Height: 40 mm (+20 mm button height)

Power requirements:
-DC 9V (center negative), <100 mA

Line 6 HX Stomp dedicated firmware

In case of dedicated firmware for HX Stomp, controller can work in five modes:

Preset Mode (with moving TAP*) – In that mode you can choose presets in banks (of the controller) of three presets. Function based on Program Change MIDI message

Snapshot Mode (with moving TAP*) – Recalling snapshots 1-3

FS Mode – access to FS4, FS5, Tap tempo & Tuner

Looper Mode – control over looper block in HX Stomp (record/overdub, play/stop, undo)

CC mode – each button can work as CC toggle, which can be assigned to block bypass/parameters

*Moving TAP is special feature – allows to TAP tempo using button of currently selected preset / snapshot. First press of the button recalls preset/snapshot and the next presses of the same button sends TAP tempo.

Layout of the FS Mode is selectable by user, and functions can be in order:
-FS4 / FS5 / TAP (and tuner on hold)
-FS4 / TAP (and tuner on hold) / FS5
-TAP (and tuner on hold) / FS4 / FS5

Tuner is accessible in all modes (except Looper mode).

Controller is configurable in three ways:
-Setup mode (firmware v.>3.82)
-MIDI received messages (sent from HX Stomp to MIDI controller using Command Center)
-USB terminal commands

Configurable features:

Long press time
MIDI THRU on/off
Layout select (1/2/3 – check spec-sheet below)
Snapshot mode buttons combo function on click and hold of [A+B] and [B+C] – switching presets down/up or emulating FS4 / FS5
Preset mode buttons combo function on click and hold of [A+B] and [B+C] – switching banks down/up or emulating FS4 / FS5
CC mode buttons combo function on click and hold of [A+B] and [B+C] – switching presets down/up or emulating FS4 / FS5

Controller can receive MIDI messages on its MIDI INPUT, what can be used for:

Receiving Program Change messages (when scrolling presets with knob in HX Stomp), what will show selected preset as LED ring blink on controller
Receiving CC messages to control states of CC toggles and LED rings in CC mode and FS mode (firmware v.>3.83)
Receiving CC messages to blink selected snapshot on preset recall

Spec-sheet of Triple firmware v. 4.00

v. 4.04: exit tuner any button bug fix

New in 4.00:
-Navigation between modes redesigned and simplified.

Whats new in 3.88?
-FS light toggle MIDI CC control message value changed from 0/1 (off/on) to range 0-63 (off) and 64-127 (on)

Whats new in 3.87?
-MIDI clock receive to blink TAP tempo according to BPM from MIDI clock
-changed LED rings light control via MIDI received messages
-bugs fix

Older versions:

Spec-sheet of Triple firmware v. 3.88

Spec-sheet of Triple firmware v. 3.87
Spec-sheet of Triple firmware v. 3.83
Spec-sheet of Triple firmware v. 3.82
Spec-sheet of Triple firmware v. 3.72