diff --git a/cube/User/Inc/show.h b/cube/User/Inc/show.h
index 1aa47e9..7ccfa73 100644
--- a/cube/User/Inc/show.h
+++ b/cube/User/Inc/show.h
@@ -4,9 +4,16 @@
 
 #include <stdint.h>
 
-typedef enum { DEBUG_1, DEBUG_2, LED_RED, LED_GREEN } signalPin_t;
-typedef enum { ON, OFF, TOGGLE } signalAction_t;
+typedef enum { 
+    DEBUG_1 = 0, 
+    DEBUG_2 = 1, 
+    LED_RED = 2, 
+    LED_GREEN = 3
+} signalPin_t;
 
+typedef enum { ON, OFF, TOGGLE, BLINK } signalAction_t;
+
+void showInit();
 void show(signalPin_t signalPin, signalAction_t action);
 
 
diff --git a/cube/User/Src/logger.c b/cube/User/Src/logger.c
index ac97a39..685f910 100644
--- a/cube/User/Src/logger.c
+++ b/cube/User/Src/logger.c
@@ -60,10 +60,6 @@ void syslog(char *msg) {
     }
 }
 
-static void flashGreenLed(void *handle) {
-    show(LED_GREEN, TOGGLE);
-}
-
 static int innerLogMsg(const char *pre, const char *post, bool syslogToo, const char *format, va_list vl) {
     const static char SYSLOG_HEADER[] = "<133>1 ";
     #define MAX_PREFIX_SIZE 20
@@ -99,11 +95,6 @@ static int innerLogMsg(const char *pre, const char *post, bool syslogToo, const
         res = ringbufferPut(&logBuffer, (uint8_t*) (bufferStart - preSize), strlen(bufferStart - preSize));
         HAL_NVIC_EnableIRQ(UART4_IRQn);
 
-        if (-1 == res) {
-            // blink the green light or so
-            flashGreenLed(NULL);
-            schAdd(flashGreenLed, NULL, 100, 0);
-        }
         debugTxCpltCallback(NULL);
     }
 
diff --git a/cube/User/Src/main2.c b/cube/User/Src/main2.c
index c891ec9..b8422b1 100644
--- a/cube/User/Src/main2.c
+++ b/cube/User/Src/main2.c
@@ -24,6 +24,7 @@
 void my_setup_1() {
     schInit();
     logInit();
+    showInit();
 }
 
 void my_errorHandler() {
@@ -186,7 +187,7 @@ void scheduleMBusRequest(void *handle) {
 
 void my_setup_2() {
     show(LED_RED, OFF);
-    show(LED_GREEN, ON);
+    show(LED_GREEN, BLINK);
     logMsg("Application starting");
 
     eepromInit();
diff --git a/cube/User/Src/show.c b/cube/User/Src/show.c
index e0b912f..2b99516 100644
--- a/cube/User/Src/show.c
+++ b/cube/User/Src/show.c
@@ -1,49 +1,46 @@
 #include <main.h>
 #include <show.h>
+#include <PontCoopScheduler.h>
+
 #include <stdint.h>
 #include <stdlib.h>
+
 #include <stm32f103xe.h>
 
 
-void show(signalPin_t signalPin, signalAction_t action) {
-    GPIO_TypeDef *port = NULL;
-    uint16_t pin = 0;
+typedef struct {
+    GPIO_TypeDef *port;
+    uint16_t pin;
+    signalAction_t currentState;
+} showElement_t;
 
-    switch (signalPin) {
-        case DEBUG_1:
-        port = Debug_Signal_1_GPIO_Port;
-        pin = Debug_Signal_1_Pin;
-        break;
+showElement_t showElement[] = {
+    { .port = Debug_Signal_1_GPIO_Port, .pin = Debug_Signal_1_Pin, .currentState = OFF },
+    { .port = Debug_Signal_2_GPIO_Port, .pin = Debug_Signal_2_Pin, .currentState = OFF },
+    { .port = LED_Red_GPIO_Port, .pin = LED_Red_Pin, .currentState = OFF },
+    { .port = LED_Green_GPIO_Port, .pin = LED_Green_Pin, .currentState = OFF },
+    { .port = NULL, .pin = 0, .currentState = OFF }
+};
 
-        case DEBUG_2:
-        port = Debug_Signal_2_GPIO_Port;
-        pin = Debug_Signal_2_Pin;
-        break;
-
-        case LED_RED:
-        port = LED_Red_GPIO_Port;
-        pin = LED_Red_Pin;
-        break;
-
-        case LED_GREEN:
-        port = LED_Green_GPIO_Port;
-        pin = LED_Green_Pin;
-        break;
-    }
-
-    if (port != NULL) {
-        switch (action) {
-            case ON:
-            HAL_GPIO_WritePin(port, pin, GPIO_PIN_SET);
-            break;
-
-            case OFF:
-            HAL_GPIO_WritePin(port, pin, GPIO_PIN_RESET);
-            break;
-
-            case TOGGLE:
-            HAL_GPIO_TogglePin(port, pin);
-            break;
+static void showHandler(void *handle) {
+    uint8_t idx = 0;
+    while (showElement[idx].port) {
+        if (showElement[idx].currentState == BLINK) {
+            HAL_GPIO_TogglePin(showElement[idx].port, showElement[idx].pin);
         }
+        idx++;
     }
 }
+
+void show(signalPin_t signalPin, signalAction_t action) {
+    showElement[signalPin].currentState = action;
+    if (action == ON || action == OFF) {
+        HAL_GPIO_WritePin(showElement[signalPin].port, showElement[signalPin].pin, ((action == ON) ? GPIO_PIN_SET : GPIO_PIN_RESET));
+    } else if (action == TOGGLE) {
+        HAL_GPIO_TogglePin(showElement[signalPin].port, showElement[signalPin].pin);
+    }
+}
+
+void showInit() {
+    schAdd(showHandler, NULL, 0, 250);
+}
\ No newline at end of file
diff --git a/cube/User/Src/wizHelper.c b/cube/User/Src/wizHelper.c
index ef83a72..b868468 100644
--- a/cube/User/Src/wizHelper.c
+++ b/cube/User/Src/wizHelper.c
@@ -1,5 +1,4 @@
 #include <wizHelper.h>
-
 #include <stdint.h>
 #include <main2.h>
 #include <spi.h>
@@ -10,7 +9,7 @@
 #include <wizchip_conf.h>
 #include <string.h>
 #include <dhcp.h>
-
+#include <show.h>
 
 wiz_NetInfo netInfo = {
     .mac = { 0x00, 0xA0, 0x57, 0x05, 0x3E, 0x0D },
@@ -74,6 +73,7 @@ static void wizDHCPAssign() {
     coloredMsg(LOG_BLUE, false, "wizda, set netinfo again");
 
     networkAvailable = true;
+    show(LED_GREEN, ON);
     coloredMsg(LOG_BLUE, false, "wizda, network is available");
 }
 
@@ -127,6 +127,7 @@ static void wizPhyLinkHandler(void *handle) {
             dhcpInitialized = true;
         } else {
             networkAvailable = false;
+            show(LED_GREEN, BLINK);
             coloredMsg(LOG_BLUE, false, "wizplh, network is unavailable");
 
             // stop DHCP handler