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54 lines
898 B
54 lines
898 B
#pragma once
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// -- AVR GCC utility for driving WS2812B and similar RGB LED stripes --
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// You must define the following in config file or here:
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// * WS_PORT
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// * WS_BIT
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#include "config.h"
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// The pin must be set to OUTPUT before using the output functions
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// --- timing constraints (NS) ---
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#ifndef WS_T_1H
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#define WS_T_1H 700
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#endif
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#ifndef WS_T_1L
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#define WS_T_1L 150
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#endif
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#ifndef WS_T_0H
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#define WS_T_0H 150
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#endif
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#ifndef WS_T_0L
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#define WS_T_0L 700
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#endif
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#ifndef WS_T_LATCH
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#define WS_T_LATCH 7000
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#endif
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// More precise timing
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// #define WS_T_1H 800
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// #define WS_T_1L 450
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// #define WS_T_0H 200
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// #define WS_T_0L 650
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// #define WS_T_LATCH 50000
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/** Latch and display the RGB values */
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void ws_show(void);
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/** Send one byte to the RGB strip */
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void ws_send_byte(uint8_t b);
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/** Send RGB color to the strip */
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void ws_send_rgb(uint8_t r, uint8_t g, uint8_t b);
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