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PWM2_IRQn (neopixel) priority increase for Bug fixes for rare glitches on WS2812B pixels (NeoPixels) and 030 errors on micro:bit V2 (3/3) #505

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PWM2_IRQn (neopixel) priority increase for Bug fixes for rare glitches on WS2812B pixels (NeoPixels) and 030 errors on micro:bit V2 (3/3) #505

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03e2ceb
Updating to forked repo on kjwpwmfix branch.
Jul 25, 2025
3ea35c8
Reminder to consider increasing priority (lower number) for PWM2_IRQn…
Aug 6, 2025
bacdc01
Lowering IRQ priority for PWM2_IRQn for neopixel / wS28128B wire tran…
Aug 7, 2025
eaff486
Restoring git repos to Lancaster ones.
Aug 15, 2025
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2 changes: 1 addition & 1 deletion model/MicroBit.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -221,7 +221,7 @@ int MicroBit::init()
NVIC_SetPriority(SAADC_IRQn, 5); // Analogue to Digital Converter (microphone etc)
NVIC_SetPriority(PWM0_IRQn, 5); // General Purpose PWM on edge connector (servo, square wave sounds)
NVIC_SetPriority(PWM1_IRQn, 4); // PCM audio on speaker (high definition sound)
NVIC_SetPriority(PWM2_IRQn, 3); // Waveform Generation (neopixel)
NVIC_SetPriority(PWM2_IRQn, 2); // Waveform Generation (neopixel)

NVIC_SetPriority(RADIO_IRQn, 4); // Packet radio
NVIC_SetPriority(UARTE0_UART0_IRQn, 2); // Serial port
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