diff --git a/main/display.c b/main/display.c
--- a/main/display.c
+++ b/main/display.c
@@ -25,6 +25,8 @@
 static const char *TAG = "LVGL_SETUP";
 static void lvgl_timer_task(void *arg);
 
+
+
 static lv_obj_t *ui_Screen1;
 static lv_obj_t *ui_redsquare;
 
@@ -43,6 +45,9 @@ LV_IMG_DECLARE(red_square)
 static SemaphoreHandle_t lvgl_mux;  // LVGL mutex
 static SemaphoreHandle_t touch_mux; // Touch mutex
 
+
+#if USE_TOUCH_DISPLAY
+
 static void bsp_touchpad_read(lv_indev_drv_t *drv, lv_indev_data_t *data)
 {
     uint16_t touchpad_x[1] = {0};
@@ -82,6 +87,8 @@ static void touch_callback(esp_lcd_touch
     }
 }
 
+#endif
+
 static void set_value(void *indic, int32_t v)
 {
     lv_meter_set_indicator_end_value(meter, indic, v);
@@ -275,8 +282,10 @@ void display_init()
     lvgl_mux = xSemaphoreCreateMutex();
     BSP_NULL_CHECK(lvgl_mux, NULL);
 
+#if USE_TOUCH_DISPLAY
     touch_mux = xSemaphoreCreateBinary();
     BSP_NULL_CHECK(touch_mux, NULL);
+#endif
 
     // it's recommended to choose the size of the draw buffer(s) to be at least 1/10 screen sized
     lv_color_t *buf1 = heap_caps_malloc(LVGL_LCD_BUF_SIZE * sizeof(lv_color_t), MALLOC_CAP_DMA);
@@ -315,6 +324,8 @@ void display_init()
 #endif
 
     xTaskCreatePinnedToCore(lvgl_timer_task, "lvgl Timer", 10000, NULL, 4, NULL, 1);
+
+
 }
 
 static void lvgl_timer_task(void *arg)
@@ -509,12 +520,15 @@ void display_update_text(char* str)
 }
 
 
+
+// make a display task that listens for messages from a queue that change visual elements
+
 void display_process(void)
 {
     
     bsp_display_lock(0);
 
-    lv_obj_t *label = lv_label_create(lv_scr_act());
+    label = lv_label_create(lv_scr_act());
     lv_label_set_text(label, "Yup");
     // lv_obj_align_to(label, lv_scr_act(), LV_ALIGN_OUT_BOTTOM_MID, 0, 10);
 
@@ -528,9 +542,7 @@ void display_process(void)
 
     
     bsp_display_unlock();
-}
 
 
-
+}
 
-
diff --git a/main/display.h b/main/display.h
--- a/main/display.h
+++ b/main/display.h
@@ -69,7 +69,11 @@ void get_img_color();
 void bsp_display_unlock(void);
 bool bsp_display_lock(uint32_t timeout_ms);
 
-
+typedef struct _display_update_s
+{
+    uint32_t element;
+    char text[64];
+} display_update_t;
 
 
 
@@ -78,4 +82,5 @@ void display_update_text(char* string);
 void display_process(void);
 
 
+
 #endif
\ No newline at end of file
diff --git a/main/main.c b/main/main.c
--- a/main/main.c
+++ b/main/main.c
@@ -13,7 +13,7 @@
 #include "sdkconfig.h"
 
 #include "wifi.h"
-#include "usb_cdc.h"
+// #include "usb_cdc.h"
 #include "can.h"
 #include "display.h"
 
@@ -26,7 +26,7 @@ static const char *TAG = "main";
 void app_main(void)
 {
     // Initialize usb-cdc interface
-    usb_cdc_init();
+    // usb_cdc_init();
 
     // Initialize NVS
     esp_err_t ret = nvs_flash_init();
@@ -36,11 +36,13 @@ void app_main(void)
     }
     ESP_ERROR_CHECK(ret);
 
+    //vTaskDelay(pdTICKS_TO_MS(3000));
+
+
     // Initialize display
     display_init();
     display_process();
 
-    vTaskDelay(1000 / portTICK_PERIOD_MS);
 
     // Connect to wifi
     wifi_init();
@@ -51,6 +53,7 @@ void app_main(void)
 
     while(1)
     {
+        vTaskDelay(pdMS_TO_TICKS(1000));
     }
 
 }
diff --git a/main/wifi.c b/main/wifi.c
--- a/main/wifi.c
+++ b/main/wifi.c
@@ -34,7 +34,7 @@ static void __event_handler(void* arg, e
             esp_wifi_connect();
             s_retry_num++;
             ESP_LOGI(TAG, "retry to connect to the AP");
-            display_update_text("AP Connect Retry");
+            //display_update_text("AP Connect Retry");
 
         } 
         else 
@@ -42,16 +42,18 @@ static void __event_handler(void* arg, e
             xEventGroupSetBits(s_wifi_event_group, WIFI_FAIL_BIT);
         }
         ESP_LOGI(TAG,"connect to the AP fail");
-        display_update_text("AP Connect Fail");
+        //display_update_text("AP Connect Fail");
         
     } 
     else if (event_base == IP_EVENT && event_id == IP_EVENT_STA_GOT_IP) 
     {
         ip_event_got_ip_t* event = (ip_event_got_ip_t*) event_data;
-        ESP_LOGI(TAG, "got ip:" IPSTR, IP2STR(&event->ip_info.ip));
+        ESP_LOGI(TAG, "WIFI OK, IP: " IPSTR, IP2STR(&event->ip_info.ip));
         char out[128] = {0};
-        snprintf(out, 128, "Got IP " IPSTR, IP2STR(&event->ip_info.ip));
+        snprintf(out, 128, "WIFI OK, IP: " IPSTR, IP2STR(&event->ip_info.ip));
         display_update_text(out);
+
+
         s_retry_num = 0;
         xEventGroupSetBits(s_wifi_event_group, WIFI_CONNECTED_BIT);
     }