Working demo without segments feature

Inc/ws2812b_fx.h

@@ -25,7 +25,7 @@
 #define DEFAULT_BRIGHTNESS 	50
 #define BRIGHTNESS_MAX 		255
 
-#define MODE_COUNT 		62
+#define MODE_COUNT 		58
 #define DEFAULT_MODE 	0
 
 #define FADE_RATE	2
@@ -121,8 +121,8 @@ void WS2812BFX_SetColorStruct(uint8_t id, ws2812b_color c);
 void WS2812BFX_SetColorRGB(uint8_t id, uint8_t r, uint8_t g, uint8_t b);
 void WS2812BFX_SetColorHSV(uint8_t id, uint16_t h, uint8_t s, uint8_t v);
 void WS2812BFX_SetColor(uint8_t id, uint32_t c);
-void WS2812BFX_SetColorAll(uint32_t c);
+void WS2812BFX_SetAll(uint32_t c);
-void WS2812BFX_SetColorAllRGB(uint8_t r, uint8_t g, uint8_t b);
+void WS2812BFX_SetAllRGB(uint8_t r, uint8_t g, uint8_t b);
 
 void WS2812BFX_RGBtoHSV(uint8_t r, uint8_t g, uint8_t b, uint16_t *h, uint8_t *s, uint8_t *v);
 void WS2812BFX_HSVtoRGB(uint16_t h, uint8_t s, uint8_t v, uint8_t *r, uint8_t *g, uint8_t *b);

README.md

@@ -4,5 +4,10 @@ www.msalamon.pl
 
 Diodes are driving by SPI interface with DMA.
 
+Library description:
+https://msalamon.pl/adresowalne-diody-ws2812b-na-stm32-cz-1/
+https://msalamon.pl/adresowalne-diody-ws2812b-na-stm32-cz-2/
+
 The FX library is based od WS2812FX Arduino librarby by kitesurfer1404 - https://github.com/kitesurfer1404/WS2812FX
 
+

Src/main.c

@@ -57,13 +57,20 @@
 /* USER CODE BEGIN Includes */
 #include "ws2812b.h"
 #include "ws2812b_fx.h"
+#include "usbd_cdc_if.h"
+
+#define MODE_DELAY 15000
 /* USER CODE END Includes */
 
 /* Private variables ---------------------------------------------------------*/
 
 /* USER CODE BEGIN PV */
 /* Private variables ---------------------------------------------------------*/
+uint8_t USBDataTX[40]; // Array for transmission USB messages
+uint8_t USBDataLength; // USB message length
 
+volatile uint16_t ModeTimer;
+uint8_t Mode;
 /* USER CODE END PV */
 
 /* Private function prototypes -----------------------------------------------*/
@@ -112,13 +119,17 @@ int main(void)
   MX_USB_DEVICE_Init();
   /* USER CODE BEGIN 2 */
   WS2812B_Init(&hspi1);
-  WS2812BFX_SetSpeed(5000);
+  WS2812BFX_SetSpeed(150);
-  WS2812BFX_SetColorRGB(0, 0,255,0);
+  WS2812BFX_SetColorRGB(0, 0,0,0);
-  WS2812BFX_SetColorRGB(1, 32,0,0);
+  WS2812BFX_SetColorRGB(1, 64,0,0);
-  WS2812BFX_SetColorRGB(2, 0,64,0);
+  WS2812BFX_SetColorRGB(2, 0,0,64);
-  WS2812BFX_SetMode(FX_MODE_WHITE_TO_COLOR);
+
+  Mode = 0;
+  WS2812BFX_SetMode(Mode);
   WS2812BFX_Start();
+  WS2812BFX_SetColorRGB(0, 0, 64,0);
 
+  ModeTimer = MODE_DELAY;
   /* USER CODE END 2 */
 
   /* Infinite loop */
@@ -129,6 +140,27 @@ int main(void)
 
   /* USER CODE BEGIN 3 */
 	  WS2812BFX_Callback();
+
+	  if(!ModeTimer)
+	  {
+		  for(uint8_t i = 0; i < WS2812B_LEDS; i++)
+			  WS2812B_SetDiodeColor(i, 0);
+		  WS2812B_Refresh();
+
+		  USBDataLength = sprintf((char*)USBDataTX, "Mode number: %d\n\r", Mode);
+		  CDC_Transmit_FS(USBDataTX, USBDataLength);
+		  if(Mode == 1 || Mode == 2)
+			  WS2812BFX_SetSpeed(3000);
+		  else
+			  WS2812BFX_SetSpeed(200);
+
+		  WS2812BFX_SetMode(Mode);
+
+		  if(Mode < MODE_COUNT - 1) Mode++;
+		  else	Mode = 0;
+
+		  ModeTimer = MODE_DELAY;
+	  }
   }
 
   /* USER CODE END 3 */
@@ -197,6 +229,7 @@ void SystemClock_Config(void)
 void HAL_SYSTICK_Callback(void)
 {
 	WS2812BFX_SysTickCallback();
+	if(ModeTimer) ModeTimer--;
 }
 /* USER CODE END 4 */
 

Src/ws2812b_fx.c

@@ -228,24 +228,17 @@ void WS2812BFX_SetColor(uint8_t id, uint32_t c)
 	mColor_w[id].blue = (c&0x000000FF);
 }
 
-void WS2812BFX_SetColorAll(uint32_t c)
+void WS2812BFX_SetAll(uint32_t c)
 {
-	mColor[0] = c;
+
-	mColor_w[0].red = ((c>>16)&0x000000FF);
-	mColor_w[0].green = ((c>>8)&0x000000FF);
-	mColor_w[0].blue = (c&0x000000FF);
 	for(uint16_t i = 0; i < WS2812B_LEDS; i++)
 	{
-		WS2812B_SetDiodeRGB(i, mColor_w[0].red, mColor_w[0].green, mColor_w[0].blue);
+		WS2812B_SetDiodeRGB(i, ((c>>16)&0xFF), ((c>>8)&0xFF), (c&0xFF));
 	}
 }
 
-void WS2812BFX_SetColorAllRGB(uint8_t r, uint8_t g, uint8_t b)
+void WS2812BFX_SetAllRGB(uint8_t r, uint8_t g, uint8_t b)
 {
-	mColor[0] = ((r<<16)|(g<<8)|b);
-	mColor_w[0].red = r;
-	mColor_w[0].green = g;
-	mColor_w[0].blue = b;
 	for(uint16_t i = 0; i < WS2812B_LEDS; i++)
 	{
 		WS2812B_SetDiodeRGB(i, r, g, b);
@@ -629,7 +622,7 @@ void mode_black_to_color(void)
 void blink(uint32_t color1, uint32_t color2, uint8_t strobe)
 {
 	uint32_t color = ((mCounterModeCall & 1) == 0) ? color1 : color2;
-	WS2812BFX_SetColorAll(color);
+	WS2812BFX_SetAll(color);
 	if((mCounterModeCall & 1) == 0)
 		iModeDelay = strobe ? 20 : mSpeed / 2;
 	else
@@ -679,7 +672,7 @@ void mode_breath(void)
 	uint8_t g = mModeColor_w[0].green * lum / 256;
 	uint8_t b = mModeColor_w[0].blue * lum / 256;
 
-	WS2812BFX_SetColorAllRGB(r, g, b);
+	WS2812BFX_SetAllRGB(r, g, b);
 	mCounterModeStep += 2;
 	if(mCounterModeStep > (512-15)) mCounterModeStep = 15;
 	iModeDelay = delay;
@@ -776,7 +769,7 @@ void mode_color_sweep_random(void)
 void mode_random_color(void)
 {
 	mAuxParam = get_random_wheel_index(mAuxParam); // aux_param will store our random color wheel index
-	WS2812BFX_SetColorAll(color_wheel(mAuxParam));
+	WS2812BFX_SetAll(color_wheel(mAuxParam));
 	iModeDelay =  mSpeed;
 }