30 lines
		
	
	
		
			938 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			30 lines
		
	
	
		
			938 B
		
	
	
	
		
			C
		
	
	
	
	
	
| #include "flipper.h"
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| 
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| static void event_cb(const void* value, size_t size, void* ctx) {
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|     xSemaphoreGive((SemaphoreHandle_t*)ctx);
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| }
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| 
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| const uint32_t BACKLIGHT_TIME = 10000;
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| 
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| void backlight_control(void* p) {
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|     // TODO use FURI
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|     HAL_GPIO_WritePin(DISPLAY_BACKLIGHT_GPIO_Port, DISPLAY_BACKLIGHT_Pin, GPIO_PIN_SET);
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| 
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|     StaticSemaphore_t event_descriptor;
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|     SemaphoreHandle_t update = xSemaphoreCreateCountingStatic(255, 0, &event_descriptor);
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| 
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|     // open record
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|     furi_open_deprecated("input_events", false, false, event_cb, NULL, (void*)update);
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| 
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|     // we ready to work
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|     furiac_ready();
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| 
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|     while(1) {
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|         // wait for event
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|         if(xSemaphoreTake(update, BACKLIGHT_TIME) == pdTRUE) {
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|             HAL_GPIO_WritePin(DISPLAY_BACKLIGHT_GPIO_Port, DISPLAY_BACKLIGHT_Pin, GPIO_PIN_SET);
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|         } else {
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|             HAL_GPIO_WritePin(DISPLAY_BACKLIGHT_GPIO_Port, DISPLAY_BACKLIGHT_Pin, GPIO_PIN_RESET);
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|         }
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|     }
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| } |