diff options
Diffstat (limited to 'ws2812/main.c')
| -rw-r--r-- | ws2812/main.c | 44 |
1 files changed, 23 insertions, 21 deletions
diff --git a/ws2812/main.c b/ws2812/main.c index 926cd68..323d03c 100644 --- a/ws2812/main.c +++ b/ws2812/main.c @@ -6,8 +6,9 @@ #include "ws2812.h" -#define DELAY 30000 // 18,000,000 nops are one second -#define BRIGHTNESS 100 +#define DELAY 90000 // 18,000,000 nops are one second @ 72 MHz (one nop --> 4 clock cycles) +#define BRIGHTNESS 30 +#define LED_ARRAY_LENGTH 3 void clock_init(void); @@ -15,31 +16,32 @@ void gpio_init(void); void delay(void); -ws2812_init_typedef ws2812; - - int main(void) { clock_init(); gpio_init(); - ws2812_init(&ws2812, GPIOB, GPIO13, 1, 1); - - while(1){ - /*ws2812_send_led(&ws2812, BRIGHTNESS, 0, 0); - delay(); - ws2812_send_led(&ws2812, 0, BRIGHTNESS, 0); - delay(); - ws2812_send_led(&ws2812, 0, 0, BRIGHTNESS); - delay(); - ws2812_send_led(&ws2812, BRIGHTNESS, BRIGHTNESS, BRIGHTNESS); - delay();*/ - - for (uint16_t i=0; i<=255; i++){ - ws2812_send_led(&ws2812, i, 0, 0); + uint8_t led_array_buffer[LED_ARRAY_LENGTH*WS2812_NUMBER_OF_COLORS]; + WS2812_ARRAY led_panel; + ws2812_init(&led_panel, GPIOB, GPIO13, (uint8_t *)led_array_buffer, LED_ARRAY_LENGTH); + + while(1) + { + for (uint16_t i=0; i<=BRIGHTNESS; i++) + { + ws2812_set_array_led(&led_panel, 0, i, 0, 0); + ws2812_set_array_led(&led_panel, 1, 0, i, 0); + ws2812_set_array_led(&led_panel, 2, 0, 0, i); + + ws2812_write_leds(&led_panel); delay(); } - for (uint16_t i=255; i>0; i--){ - ws2812_send_led(&ws2812, i, 0, 0); + for (uint16_t i=BRIGHTNESS; i>0; i--) + { + ws2812_set_array_led(&led_panel, 0, i, 0, 0); + ws2812_set_array_led(&led_panel, 1, 0, i, 0); + ws2812_set_array_led(&led_panel, 2, 0, 0, i); + + ws2812_write_leds(&led_panel); delay(); } } |