ws2812 fixes #610
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ws2812 fixes #610
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`pixel_grb << 8u` in `put_pixel` would shift out the `w` and set white to green, green to to red, red to blue and blue to 0.
lurch
reviewed
Feb 18, 2025
| hard_assert(success); | ||
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| #if IS_800KHz | ||
| ws2812_program_init(pio, sm, offset, WS2812_PIN, 800000, IS_RGBW); |
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Perhaps it makes more sense to add e.g. #define WS2812_FREQUENCY 800000 and then pass that to ws2812_program_init, rather than adding a #if IS_800KHz section?
lurch
reviewed
Feb 18, 2025
| * | ||
| * If it is RGBW, you need to set IS_RGBW to true and provide 4 bytes per | ||
| * pixel (Red, Green, Blue, White) and use urgbw_u32(). | ||
| * pixel (Red, Green, Blue, White) and use urgb_u32() or urgbw_u32(). |
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I can't tell why you've effectively removed support for urgbw_u32() ?
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