diff --git a/firmware/fiatlux.c b/firmware/fiatlux.c
index cd6d09b..98d0efb 100644
--- a/firmware/fiatlux.c
+++ b/firmware/fiatlux.c
@@ -25,4 +25,6 @@ void user_init(void)
     xTaskCreate(wifi_task, "wifi_task", 512, NULL, 2, NULL);
 
     xTaskCreate(&httpd_task, "httpd_task", 512, NULL, 2, NULL);
+
+    xTaskCreate(&lux_task, "lux_task", 512, NULL, 1, NULL);
 }
diff --git a/firmware/lux.cpp b/firmware/lux.cpp
index 6fd858b..cd8408f 100644
--- a/firmware/lux.cpp
+++ b/firmware/lux.cpp
@@ -1,3 +1,32 @@
 //
 // Created by jedi on 25.06.21.
 //
+
+#include "lux.h"
+
+#include <string.h>
+#include <FreeRTOS.h>
+#include <task.h>
+
+#include <esp/spi.h>
+
+const int signal_led_pin = 2;
+
+const int cs0 = 15;
+const int gpio4 = 4;
+const int gpio5 = 5;
+
+extern "C" void signal_led(bool state) {
+    gpio_write(signal_led_pin, state);
+}
+
+extern "C" void lux_task(void *pvParameters) {
+
+    gpio_enable(signal_led_pin, GPIO_OUTPUT);
+    gpio_enable(cs0, GPIO_OUTPUT);
+    gpio_enable(gpio4, GPIO_OUTPUT);
+    gpio_enable(gpio5, GPIO_OUTPUT);
+    spi_init(1, SPI_MODE0, SPI_FREQ_DIV_1M, 1, SPI_BIG_ENDIAN, 1);
+
+    vTaskDelete(nullptr);
+}
\ No newline at end of file
diff --git a/firmware/lux.h b/firmware/lux.h
index f185111..caf4a88 100644
--- a/firmware/lux.h
+++ b/firmware/lux.h
@@ -9,6 +9,10 @@
 extern "C" {
 #endif
 
+void lux_task(void *pvParameters);
+
+void signal_led(bool state);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/firmware/web.cpp b/firmware/web.cpp
index f324bc8..c5bcaa8 100644
--- a/firmware/web.cpp
+++ b/firmware/web.cpp
@@ -251,14 +251,13 @@ void websocket_open_cb(struct tcp_pcb *pcb, const char *uri) {
     }
 }
 
-extern "C" [[noreturn]] void httpd_task(void *pvParameters) {
+extern "C" void httpd_task(void *pvParameters) {
 
-    while(!uxSemaphoreGetCount( wifi_available_semaphore ))
+    while (!uxSemaphoreGetCount(wifi_available_semaphore))
         vTaskDelay(500 / portTICK_PERIOD_MS);
 
     websocket_register_callbacks((tWsOpenHandler) websocket_open_cb, (tWsHandler) websocket_cb);
     httpd_init();
 
-    for (;;)
-        vTaskDelay(500 / portTICK_PERIOD_MS);
+    vTaskDelete(nullptr);
 }
\ No newline at end of file
diff --git a/firmware/wifi.cpp b/firmware/wifi.cpp
index aaf3e8d..65b114b 100644
--- a/firmware/wifi.cpp
+++ b/firmware/wifi.cpp
@@ -116,7 +116,7 @@ SemaphoreHandle_t wifi_available_semaphore = nullptr;
     }
 }
 
-extern "C" [[noreturn]] void wifi_task(void *pvParameters) {
+extern "C" void wifi_task(void *pvParameters) {
     (void) pvParameters;
     /* Default a hostname. */
     char *hostname = nullptr;
@@ -353,10 +353,8 @@ extern "C" [[noreturn]] void wifi_task(void *pvParameters) {
     if(wifi_ap_ssid) free(wifi_ap_ssid);
     if(wifi_ap_password) free(wifi_ap_password);
 
-    xSemaphoreGive( wifi_available_semaphore);
+    xSemaphoreGive(wifi_available_semaphore);
 
-    while (1) {
-        //monitor connection here
-        vTaskDelay(5000);
-    }
+    //monitor loop connection here
+    vTaskDelete(nullptr);
 }
\ No newline at end of file