RGB Module- LED strip fails to turn off

[FrankSchmidtDDS]

Describe the bug
A clear and concise description of what the bug is. When using RGB module and any number of LEDs the code block: "Set all led strip1 to black" does not turn all LEDs off. There is no : "set all LED strip1 to off".

To Reproduce
Steps to reproduce the behavior:

1. Go to '...' : this link https://makecode.microbit.org/_912EvJ7v353e
2. Click on '....' Download to Microbit with Jacdac RGB module attached and neopixel strip or ring attached.
3. Scroll down to '....'
4. See error: LEDs do not turn off when expected.

Expected behavior
A clear and concise description of what you expected to happen. LEDs turn off with 'set all led to black' included in code, on button 1 pressed.

Screenshots
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Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari] : Chrome, Edge, Brave
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context
Add any other context about the problem here.

[MKleinSB]

Yes, using another colour like yellow works. Black doesn´t work.

[MKleinSB]

Turning off LEDs works in Software Jacdac! So perhaps it´s a problem with the transmission of 0x000000 in the Jacdac protocol?

[pelikhan]

@mmoskal didn't you fixed that one in jacdac-c ?