ct demo

src/user_code.cpp

@@ -1,7 +1,8 @@
 #include <user_code.hpp>
 
-//Timer Components
-ESPMega_Timer timer1(0, 50, timer1_callback, 15001);
+// Timer Components
+ESPMega_Timer timer1(0, 50, timer1_callback, 15001); // Using Memmory Address 15001
+ESPMega_CT ct0 = ESPMega_CT(0, adc2watts, 15002);    // Using Memory Address 15002-15017
 
 // Display Componets
 // Link with Dual state button object with id 2 on page 1 named bt0
@@ -32,6 +33,7 @@ This code will run after every component is initialized
 void user_init()
 {
     timer1.begin();
+    ct0.begin();
     ESPMega_EXTLCD.print("page home");
     ESPMega_EXTLCD.write(0xFF);
     ESPMega_EXTLCD.write(0xFF);
@@ -45,6 +47,7 @@ This code will run once every event loop
 void user_loop()
 {
     nexLoop(nex_listen_list);
+    ct0.loop();
 }
 
 /*
@@ -82,14 +85,28 @@ void timer1_callback()
     }
 }
 
-void ac_changed_user_callback(int mode, int temperature, int fan_speed) {
-    
+void ac_changed_user_callback(int mode, int temperature, int fan_speed)
+{
 }
 
-void mqtt_connected_user_callback() {
-
+void mqtt_connected_user_callback()
+{
 }
 
-void user_state_request_callback() {
-
+void user_state_request_callback()
+{
+}
+
+float adc2watts(uint16_t adc_value)
+{
+    const float RATIO = 0.1;
+    const float BURDEN_RESISTANCE = 20;
+    const float VOLTAGE = 220;
+    const uint16_t ADC_RANGE_START = 500;
+    const uint16_t ADC_RANGE_END = 16000;
+    const float ADC_RANGE = 12;
+    float burden_voltage = (adc_value - ADC_RANGE_START) / (ADC_RANGE_END - ADC_RANGE_START) * ADC_RANGE;
+    float secondary_current = burden_voltage / BURDEN_RESISTANCE;
+    float primary_current = secondary_current / RATIO;
+    return primary_current * VOLTAGE;
 }

src/user_code.hpp

@@ -5,6 +5,7 @@
 #include <PubSubClientTools.h>
 #include "espmega_iot_timer.hpp"
 #include "espmega_iot_external_lcd.hpp"
+#include "espmega_iot_emon.hpp"
 
 // External LCD Configuration
 #define ENABLE_EXTERNAL_LCD
@@ -27,6 +28,7 @@ void timer1_callback();
 void mqtt_connected_user_callback();
 void bt0PopCallback(void *ptr);
 void user_state_request_callback();
+float adc2watts(uint16_t adc_value);
 
 
 // ESPMega IoT Core Build-in Functions