add firmware

firmware/main/include/led/ws2811.h

@@ -0,0 +1,28 @@
+#pragma once
+
+#include <esp_attr.h>
+#include <stdint.h>
+#include <stddef.h>
+
+#define LED_PIN (23)
+
+typedef enum LEDStripSpeed{
+	WS2811_LOW_SPEED  = 10000000, // One tick == 0.1us
+	WS2811_HIGH_SPEED = 20000000  // One tick == 0.05us
+} LEDStripSpeed_t;
+
+typedef struct PACKED_ATTR rgbPacket {
+	uint8_t r;
+	uint8_t g;
+	uint8_t b;
+} rgbPacket_t;
+
+typedef void (*ledRenderFunction_t)(
+	rgbPacket_t* buf,
+	size_t led_count,
+	unsigned long frame
+);
+
+extern uint8_t saturation;
+
+void init_leds();