20 lines
No EOL
611 B
C++
20 lines
No EOL
611 B
C++
#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) { putPixel(static_cast<uint32_t>(color)); }
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void WS2812::blinkReady() {
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for (int i = 0; i < 2; i++) {
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switchColor(Color::WHITE);
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sleep_ms(250);
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switchColor(Color::OFF);
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sleep_ms(250);
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}
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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); } |