web-midi-api | The Web MIDI API , developed by the W3C Audio WG | Audio Utils library
kandi X-RAY | web-midi-api Summary
kandi X-RAY | web-midi-api Summary
This repository contains the latest editor's draft of the W3C AudioWG's Web MIDI API.
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QUESTION
How can I specify which channel to send a midi message on, with the MIDI Web API?
This example from the official docs shows how to send a message on channel 1. But in the code snippet, I don't find any reference to that.
...ANSWER
Answered 2018-Dec-17 at 15:57The midi protocol uses hexadecimal representation for its "messages".
First half is dedicated to the command while the second part is used to specify the channel. They are 16 possible channels (MIDI channels are 0-indexed, as specified in documentation).
Example:
0x90 means Note on (0x90) on Chan 1 (0x90)
So, if you want to send the same message en channel 2, you have to change it like this:
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