13 lines
430 B
C++
13 lines
430 B
C++
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#include "ws2812.h"
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WS2812::WS2812(uint gpio, PIO pio, uint sm) : m_pio{pio}, m_sm{sm} {
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uint offset = pio_add_program(m_pio, &ws2812_program);
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ws2812_program_init(m_pio, m_sm, offset, gpio, 800000, true);
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switchColor(Color::OFF);
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}
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void WS2812::switchColor(Color color) {
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putPixel(static_cast<uint32_t>(color));
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}
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void WS2812::putPixel(uint32_t pixel_grb) { pio_sm_put_blocking(m_pio, m_sm, pixel_grb << 8u); }
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