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Added support for RGBW NeoPixels

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This commit is contained in:
Erwin Boskma 2017-09-30 22:44:16 +02:00
parent b83c2629b9
commit 884955edbc
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GPG key ID: 1C79B2FD5FD63533
3 changed files with 34 additions and 12 deletions
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20
examples/ws2812_i2s/ws2812_i2s_colour_loop.c
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@ -17,7 +17,7 @@
#include "ws2812_i2s/ws2812_i2s.h"
const uint32_t led_number = 60;
const uint32_t led_number = 12;
const uint32_t tail_fade_factor = 2;
const uint32_t tail_length = 8;
@ -26,6 +26,7 @@ static void fade_pixel(ws2812_pixel_t *pixel, uint32_t factor)
pixel->red = pixel->red / factor;
pixel->green = pixel->green / factor;
pixel->blue = pixel->blue / factor;
pixel->white = pixel->white / factor;
}
static int fix_index(int index)
@ -41,10 +42,11 @@ static int fix_index(int index)
static ws2812_pixel_t next_colour()
{
ws2812_pixel_t colour = {0, 0, 0};
ws2812_pixel_t colour = {0, 0, 0, 0};
colour.red = rand() % 256;
colour.green = rand() % 256;
colour.blue = rand() % 256;
colour.white = rand() % 256;
return colour;
}
@ -54,7 +56,7 @@ static void demo(void *pvParameters)
ws2812_pixel_t pixels[led_number];
int head_index = 0;
ws2812_i2s_init(led_number);
ws2812_i2s_init(led_number, PIXEL_RGBW);
memset(pixels, 0, sizeof(ws2812_pixel_t) * led_number);
@ -69,8 +71,8 @@ static void demo(void *pvParameters)
memset(&pixels[fix_index(head_index - tail_length)], 0,
sizeof(ws2812_pixel_t));
ws2812_i2s_update(pixels);
vTaskDelay(20 / portTICK_PERIOD_MS);
ws2812_i2s_update(pixels, PIXEL_RGBW);
vTaskDelay(50 / portTICK_PERIOD_MS);
}
}
}
@ -78,6 +80,14 @@ static void demo(void *pvParameters)
void user_init(void)
{
uart_set_baud(0, 115200);
struct sdk_station_config config = {
.ssid = "Loading...",
.password = "morays59924_howitzer",
};
/* required to call wifi_set_opmode before station_set_config */
sdk_wifi_set_opmode(STATION_MODE);
sdk_wifi_station_set_config(&config);
xTaskCreate(&demo, "ws2812_i2s", 256, NULL, 10, NULL);
}