diff --git a/src/user_cud_code.cpp b/src/user_cud_code.cpp
new file mode 100644
index 0000000..d0ee8f7
--- /dev/null
+++ b/src/user_cud_code.cpp
@@ -0,0 +1,307 @@
+#include <user_code.hpp>
+
+// AC Control Locking
+char AC_LOCK_TOPIC[75];
+char AC_LOCK_REPORT_TOPIC[75];
+#define AC_LOCK_ADDRESS 15002
+bool ac_lock = false;
+
+// Display Componets
+NexButton up_bt = NexButton(1, 2, "up_bt");
+NexButton down_bt = NexButton(1, 3, "down_bt");
+NexButton mode_off_btn = NexButton(1, 4, "mode_off_btn");
+NexButton mode_fan_btn = NexButton(1, 5, "mode_fan_btn");
+NexButton mode_cool_btn = NexButton(1, 6, "mode_cool_btn");
+NexButton fan_auto_btn = NexButton(1, 7, "fan_auto_btn");
+NexButton fan_1_btn = NexButton(1, 8, "fan_1_btn");
+NexButton fan_2_btn = NexButton(1, 9, "fan_2_btn");
+NexButton fan_3_btn = NexButton(1, 10, "fan_3_btn");
+NexButton lt_bt = NexButton(1, 11, "lt_bt");
+NexButton fan_bt = NexButton(1, 12, "fan_bt");
+NexButton puri_bt = NexButton(1, 13, "puri_bt");
+
+
+// List of Component ID Message to listen to
+NexTouch *nex_listen_list[] =
+    {
+        &lt_bt,
+        &fan_bt,
+        &puri_bt,
+        &up_bt,
+        &down_bt,
+        &mode_off_btn,
+        &mode_fan_btn,
+        &mode_cool_btn,
+        &fan_auto_btn,
+        &fan_1_btn,
+        &fan_2_btn,
+        &fan_3_btn,
+        NULL};
+
+/*
+This Code will run right after ESPMega PRO's
+Peripheral Initialization Routine
+*/
+void user_pre_init()
+{
+    nexInit();
+    memcpy(AC_LOCK_REPORT_TOPIC, MQTT_BASE_TOPIC, 20);
+    strcat(AC_LOCK_REPORT_TOPIC, "/ac/lock");
+    memcpy(AC_LOCK_TOPIC, MQTT_BASE_TOPIC, 20);
+    strcat(AC_LOCK_TOPIC, "/ac/set/lock");
+}
+
+/*
+This code will run after every component is initialized
+*/
+void user_init()
+{
+    elcd.print("page dashboard");
+    elcd_sendstop();
+    ac_lock = ESPMega_FRAM.read8(AC_LOCK_ADDRESS);
+    ac_lock = ac_lock > 1 ? 0 : ac_lock;
+    elcd.print("dashboard.pic=");
+    elcd.print(ac_lock ? "2" : "1");
+    elcd_sendstop();
+    lt_bt.attachPop(lt_btn_cb, &lt_bt);
+    fan_bt.attachPop(fan_btn_cb, &fan_bt);
+    puri_bt.attachPop(puri_btn_cb, &puri_bt);
+    up_bt.attachPop(temp_up_btn_cb, &up_bt);
+    down_bt.attachPop(temp_down_btn_cb, &down_bt);
+    mode_off_btn.attachPop(mode_off_btn_cb, &mode_off_btn);
+    mode_fan_btn.attachPop(mode_fan_btn_cb, &mode_fan_btn);
+    mode_cool_btn.attachPop(mode_cool_btn_cb, &mode_cool_btn);
+    fan_auto_btn.attachPop(fan_auto_btn_cb, &fan_auto_btn);
+    fan_1_btn.attachPop(fan_1_btn_cb, &fan_1_btn);
+    fan_2_btn.attachPop(fan_2_btn_cb, &fan_2_btn);
+    fan_3_btn.attachPop(fan_3_btn_cb, &fan_3_btn);
+    ac_update_lcd();
+    pwm_update_lcd();
+    timer_tick_callback();
+}
+
+/*
+This code will run once every event loop
+*/
+void user_loop()
+{
+    nexLoop(nex_listen_list);
+}
+
+/*
+This code will run when an input pin changed state
+*/
+void virtual_interrupt_user_callback(int pin, int state)
+{
+    if (pin >= 0 & pin <= 7)
+    {
+        pwm_toggle(pin);
+    }
+}
+
+void pwm_changed_user_callback(int pin)
+{
+    pwm_update_lcd();
+}
+
+/*
+This code will run every 15 seconds
+*/
+void timer_tick_callback()
+{
+    rtctime_t time = ESPMega_getTime();
+    elcd.printf("clock.txt=\"%02d:%02d\"", time.hours, time.minutes);
+    elcd_sendstop();
+}
+
+void lt_btn_cb(void *comp)
+{
+    cud_light_toggle();
+}
+void fan_btn_cb(void *comp)
+{
+    cud_fan_toggle();
+}
+void puri_btn_cb(void *comp)
+{
+    pwm_toggle(AIR_PURIFIER_PIN);
+}
+void temp_up_btn_cb(void *comp)
+{
+    if (!ac_lock)
+    {
+        ac_set_state(ac_get_mode(), ac_get_temperature() + 1, ac_get_fan_speed());
+    }
+}
+void temp_down_btn_cb(void *comp)
+{
+    if (!ac_lock)
+    {
+        ac_set_state(ac_get_mode(), ac_get_temperature() - 1, ac_get_fan_speed());
+    }
+}
+void mode_cool_btn_cb(void *comp)
+{
+    if (!ac_lock)
+        ac_set_state(1, ac_get_temperature(), ac_get_fan_speed());
+}
+void mode_fan_btn_cb(void *comp)
+{
+    if (!ac_lock)
+        ac_set_state(2, ac_get_temperature(), ac_get_fan_speed());
+}
+void mode_off_btn_cb(void *comp)
+{
+    if (!ac_lock)
+        ac_set_state(0, ac_get_temperature(), ac_get_fan_speed());
+}
+
+void fan_auto_btn_cb(void *comp)
+{
+    if (!ac_lock)
+    {
+        ac_set_state(ac_get_mode(), ac_get_temperature(), 0);
+    }
+}
+void fan_1_btn_cb(void *comp)
+{
+    if (!ac_lock)
+    {
+        ac_set_state(ac_get_mode(), ac_get_temperature(), 3);
+    }
+}
+void fan_2_btn_cb(void *comp)
+{
+    if (!ac_lock)
+    {
+        ac_set_state(ac_get_mode(), ac_get_temperature(), 2);
+    }
+}
+void fan_3_btn_cb(void *comp)
+{
+    if (!ac_lock)
+    {
+        ac_set_state(ac_get_mode(), ac_get_temperature(), 1);
+    }
+}
+
+void cud_light_toggle()
+{
+    bool new_state = !cud_light_group_state();
+    pwm_set_state(LIGHT1_PIN, new_state);
+    pwm_set_state(LIGHT2_PIN, new_state);
+    pwm_set_state(LIGHT3_PIN, new_state);
+    pwm_set_state(LIGHT4_PIN, new_state);
+}
+bool cud_light_group_state()
+{
+    return pwm_get_state(LIGHT1_PIN) || pwm_get_state(LIGHT2_PIN) || pwm_get_state(LIGHT3_PIN) || pwm_get_state(LIGHT4_PIN);
+}
+void cud_fan_toggle()
+{
+    bool new_state = !cud_fan_group_state();
+    pwm_set_state(FAN1_PIN, new_state);
+    pwm_set_state(FAN2_PIN, new_state);
+    pwm_set_state(FAN3_PIN, new_state);
+}
+bool cud_fan_group_state()
+{
+    return pwm_get_state(FAN1_PIN) || pwm_get_state(FAN2_PIN) || pwm_get_state(FAN3_PIN);
+}
+
+void ac_changed_user_callback(uint8_t mode, uint8_t temperature, uint8_t fan_speed)
+{
+    ac_update_lcd();
+}
+
+void ac_update_lcd() {
+    uint8_t temperature = ac_get_temperature();
+    uint8_t mode = ac_get_mode();
+    uint8_t fan_speed = ac_get_fan_speed();
+    elcd_sendstop();
+    elcd.print("temp_txt.txt=\"");
+    elcd.print(temperature);
+    elcd.print("C\"");
+    elcd_sendstop();
+    elcd.print("mode_off_btn.pic=");
+    elcd.print(mode == 0 ? 14 : 13);
+    elcd_sendstop();
+    elcd.print("mode_fan_btn.pic=");
+    elcd.print(mode == 2 ? 16 : 15);
+    elcd_sendstop();
+    elcd.print("mode_cool_btn.pic=");
+    elcd.print(mode == 1 ? 18 : 17);
+    elcd_sendstop();
+    elcd.print("fan_auto_btn.pic=");
+    elcd.print(fan_speed == 0 ? 20 : 19);
+    elcd_sendstop();
+    elcd.print("fan_1_btn.pic=");
+    elcd.print(fan_speed == 3 ? 22 : 21);
+    elcd_sendstop();
+    elcd.print("fan_2_btn.pic=");
+    elcd.print(fan_speed == 2 ? 24 : 23);
+    elcd_sendstop();
+    elcd.print("fan_3_btn.pic=");
+    elcd.print(fan_speed == 1 ? 26 : 25);
+    elcd_sendstop();
+}
+
+void ac_lock_callback(char* payload)
+{
+    if (!strcmp(payload,"lock"))
+    {
+        ac_lock = true;
+        ESPMega_FRAM.write8(AC_LOCK_ADDRESS, ac_lock);
+        elcd.print("dashboard.pic=");
+        elcd.print(ac_lock ? "2" : "1");
+        elcd_sendstop();
+    }
+    else if (!strcmp(payload,"unlock"))
+    {
+        ac_lock = false;
+        ESPMega_FRAM.write8(AC_LOCK_ADDRESS, ac_lock);
+        elcd.print("dashboard.pic=");
+        elcd.print(ac_lock ? "2" : "1");
+        elcd_sendstop();
+    }
+    ac_lock_report();
+}
+
+void ac_lock_report() {
+    mqtt.publish(AC_LOCK_REPORT_TOPIC,ac_lock?"lock":"unlock");
+}
+
+void elcd_sendstop() {
+    ESPMega_EXTLCD.write(0xFF);
+    ESPMega_EXTLCD.write(0xFF);
+    ESPMega_EXTLCD.write(0xFF);
+}
+
+void pwm_update_lcd() {
+    elcd.print("lt_bt.pic=");
+    elcd.print(cud_light_group_state()?4:3);
+    elcd_sendstop();
+    elcd.print("fan_bt.pic=");
+    elcd.print(cud_fan_group_state()?6:5);
+    elcd_sendstop();
+    elcd.print("puri_bt.pic=");
+    elcd.print(pwm_get_state(AIR_PURIFIER_PIN)?8:7);
+    elcd_sendstop();
+}
+
+void mqtt_connected_user_callback() {
+    mqtt.subscribe(AC_LOCK_TOPIC);
+    ac_lock_report();
+}
+
+void user_state_request_callback() {
+    ac_lock_report();
+
+}
+
+void user_mqtt_callback(char* topic, uint8_t topic_length, char* payload, unsigned int payload_length) {
+    if(!strcmp(topic,AC_LOCK_TOPIC)) {
+        ac_lock_callback(payload);
+    }
+        
+}
\ No newline at end of file