external nextion display example

lib/ITEADLIB_Arduino_Nextion-master/NexHardware.cpp

@@ -222,8 +222,8 @@ bool nexInit(void)
     bool ret1 = false;
     bool ret2 = false;
     
-    dbSerialBegin(9600);
+    //dbSerialBegin(9600);
-    nexSerial.begin(9600);
+    nexSerial.begin(115200);
     sendCommand("");
     sendCommand("bkcmd=1");
     ret1 = recvRetCommandFinished();

src/espmega_iot_external_lcd.cpp

@@ -1,5 +1,5 @@
-#include <external_lcd.hpp>
+#include <espmega_iot_external_lcd.hpp>
 void ExternalLCD::callTriggerFunction() {
     uint8_t touch_hex = Serial2.read();
-    external_lcd_callback(touch_hex);
+    ext_lcd_callback(touch_hex);
 }

src/espmega_iot_external_lcd.hpp

@@ -5,7 +5,11 @@
 #ifndef EXTERNAL_LCD_LOADED
 #define EXTERNAL_LCD_LOADED
 #include "user_code.hpp"
+
+extern void ext_lcd_callback(int id);
+
 class ExternalLCD: public EasyNex {
+    using EasyNex::EasyNex;
     protected:
         void callTriggerFunction();
 };

src/user_code.cpp

@@ -1,21 +1,28 @@
 #include <user_code.hpp>
 
-void timer1_callback()
-{
-    for (int i = 0; i < 16; i++)
-    {
-        pwm_set_state(i, 1);
-    }
-}
 
 ESPMega_Timer timer1(0, 50, timer1_callback, 15001);
 
+//Display Componets
+NexDSButton bt0 = NexDSButton(1, 2, "bt0");
+NexTouch *nex_listen_list[] = 
+{
+    &bt0,
+    NULL
+};
+
+void bt0PopCallback(void *ptr)
+{
+    Serial.println("BTN0!");
+}
+
 /*
 This Code will run right after ESPMega PRO's
 Peripheral Initialization Routine
 */
 void user_pre_init()
 {
+    nexInit();
 }
 
 /*
@@ -28,7 +35,7 @@ void user_init()
     ESPMega_EXTLCD.write(0xFF);
     ESPMega_EXTLCD.write(0xFF);
     ESPMega_EXTLCD.write(0xFF);
-
+    bt0.attachPop(bt0PopCallback, &bt0);
 }
 
 /*
@@ -36,11 +43,10 @@ This code will run once every event loop
 */
 void user_loop()
 {
-    if(Serial2.available()) {
+    nexLoop(nex_listen_list);
-        Serial.println(Serial2.read());
-    }
 }
 
+
 /*
 This code will run when an input pin changed state
 */
@@ -48,8 +54,8 @@ void virtual_interrupt_user_callback(int pin, int state)
 {
 }
 
-void pwm_changed_user_callback(int pin) {
+void pwm_changed_user_callback(int pin)
-
+{
 }
 
 /*
@@ -62,3 +68,11 @@ void timer_tick_callback()
         timer1.loop();
     }
 }
+
+void timer1_callback()
+{
+    for (int i = 0; i < 16; i++)
+    {
+        pwm_set_state(i, 1);
+    }
+}

src/user_code.hpp

@@ -1,9 +1,10 @@
 #pragma once
 #include <ESPMegaPRO.h>
-#include <EasyNextionLibrary.h>
+#include <Nextion.h>
 #include <PubSubClient.h>
 #include <PubSubClientTools.h>
 #include "espmega_iot_timer.hpp"
+#include "espmega_iot_external_lcd.hpp"
 
 // External LCD Configuration
 #define ENABLE_EXTERNAL_LCD
@@ -21,6 +22,7 @@ void user_loop();
 void virtual_interrupt_user_callback(int pin, int state);
 void pwm_changed_user_callback(int pin);
 void timer_tick_callback();
+void timer1_callback();
 void bt0PopCallback(void *ptr);