# Config info for custom wiring

**URL:** <https://discourse.zynthian.org/t/config-info-for-custom-wiring/12654>\
**Category:** Building Zynthian\
**Created:** [December 25, 2025, 4:21pm UTC](https://discourse.zynthian.org/t/config-info-for-custom-wiring/12654 "2025-12-25T16:21:38Z")\
**Posts on this page:** 1\
**Showing post:** 62

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**Author:** ![tunagenes](https://discourse.zynthian.org/user_avatar/discourse.zynthian.org/tunagenes/32/7279_2.png) [@tunagenes](https://discourse.zynthian.org/u/tunagenes)\
**Post date:** [January 4, 2026, 9:30am UTC](https://discourse.zynthian.org/t/config-info-for-custom-wiring/12654/62 "2026-01-04T09:30:03Z")

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> [@Jean-Claude\_Feltes](#):
>
> **Now there are still 2 things that are mysterious to me:**
> 
> 1. **What is Customization Profile and**
> 2. **Zynaptic Config ?**

From January 2022 in this forum:

> [@Custom Wiring Profiles](https://discourse.zynthian.org/t/custom-wiring-profiles/6626):
>
> Hi @zynthianers! I just implemented a mechanism for managing the Wiring Layout I/O mapping: Custom Switches Analog Input Analog Output Distance Sensors You will find the “Custom Wiring Profiles” inside the “Wiring Layout” tab, on webconf. I’ve added some default maps: v4 stage: the current default configuration for V4’s custom buttons: MIDI Program Change from 0 to 3 (1 to 4, if you count from 1). button1: MIDI Program Change 0 button2: MIDI Program Change 1 button3: MIDI Program Chang…

Zynaptik is an optional-additional board there were several versions. I don’t know the current status-availability of Zynaptik, but I think you can safely ignore it. This is from the wiki:

> The zynaptik module provides:
> 
> 3 x standard MIDI ports (IN, OUT, THRU)  
> 16 x digital Input/Output  
> 4 x Analog Input  
> 4 x Analog Ouput

Here’s the wiki link:

> **[Adding Extra I/O with the Zynaptik Module - ZynthianWiki](https://wiki.zynthian.org/index.php/Adding_Extra_I/O_with_the_Zynaptik_Module)**

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