158 lines
3.3 KiB
C++
158 lines
3.3 KiB
C++
#include <SPI.h>
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#include <WiFi.h>
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#include "Metro.h"
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#include "Mudbus.h"
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#include "LiquidCrystal.h"
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#include "ModbusApp.h"
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LiquidCrystal lcd = LiquidCrystal(A0, A1, A2, A3, A4, A5);
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Mudbus Mb;
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//char ssid[] = "Kinderland"; // your network SSID (name)
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//char pass[] = "test1234"; // your network password
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char ssid[] = "MessWLAN";
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char pass[] = "UNVmpwbr6heQnMQ7ykXT";
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Metro tick = Metro(10000);
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Metro second = Metro(1000);
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uint32_t *uptime;
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void printWifiStatus() {
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// print the SSID of the network you're attached to:
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Serial.print("SSID: ");
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Serial.println(WiFi.SSID());
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// print your WiFi shield's IP address:
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IPAddress ip = WiFi.localIP();
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Serial.print("IP Address: ");
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Serial.println(ip);
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lcd.setCursor(0, 3);
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lcd.print(ip); lcd.print(" ");
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// print the received signal strength:
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long rssi = WiFi.RSSI();
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Serial.print("signal strength (RSSI):");
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Serial.print(rssi);
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Serial.println(" dBm");
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lcd.print(rssi);
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}
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void setup() {
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Serial.begin(9600);
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while (!Serial) {
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; // wait for serial port to connect. Needed for Leonardo only
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}
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lcd.begin(20, 4);
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Serial.println("Starting ... ");
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lcd.clear();
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lcd.home();
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lcd.print("Starting ...");
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// check for the presence of the shield:
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if (WiFi.status() == WL_NO_SHIELD) {
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Serial.println("WiFi shield not present");
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lcd.setCursor(0, 1);
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lcd.print("WiFi shield not present");
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// don't continue:
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while(true);
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}
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int status = WL_IDLE_STATUS;
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while ( status != WL_CONNECTED) {
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Serial.print("Attempting to connect to SSID: ");
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Serial.println(ssid);
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lcd.setCursor(0, 1);
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lcd.print("Trying: ");
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lcd.print(ssid);
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// Connect to WPA/WPA2 network. Change this line if using open or WEP network:
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status = WiFi.begin(ssid, pass);
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// wait 10 seconds for connection:
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delay(10000);
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}
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Serial.println("Connected.");
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lcd.setCursor(0, 2);
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lcd.print("Connected.");
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printWifiStatus();
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delay(10000);
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lcd.home();
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lcd.clear();
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uptime = (uint32_t*) &(Mb.R[121]); // uptime
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*uptime = 0;
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Mb.R[123] = 0xdead; // magic
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Mb.R[124] = 0xbeef;
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modbusAppBegin(&Mb);
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}
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void updateDisplay() {
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static uint32_t lastUptime = 0;
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static long lastRssi = 0;
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long rssi = WiFi.RSSI();
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if ((*uptime != lastUptime) ||
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(rssi != lastRssi)) {
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lastUptime = *uptime;
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lastRssi = rssi;
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lcd.home(); lcd.clear();
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uint32_t days = *uptime / 86400;
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uint32_t rem = *uptime % 86400;
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uint32_t hours = rem / 3600;
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rem = rem % 3600;
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uint32_t minutes = rem / 60;
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uint32_t seconds = rem % 60;
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lcd.setCursor(0,0);
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lcd.print(days); lcd.print("d "); lcd.print(hours); lcd.print(":");
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lcd.print(minutes); lcd.print(":"); lcd.print(seconds); lcd.print(" ");
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lcd.print(rssi);
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lcd.setCursor(0, 1);
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lcd.print(getVoltage()); lcd.print("V");
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lcd.setCursor(10, 1);
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lcd.print(getCurrent()); lcd.print("A");
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lcd.setCursor(0, 2);
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lcd.print(getFrequency()); lcd.print("Hz");
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lcd.setCursor(10, 2);
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lcd.print(getPower()); lcd.print("W");
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lcd.setCursor(0, 3);
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lcd.print(getEnergy()); lcd.print(" "); lcd.print(getNewEnergy());
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lcd.setCursor(17, 3);
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lcd.print("kWh");
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}
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}
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void loop() {
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modbusAppExec();
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Mb.Run();
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if (second.check() == 1) {
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(*uptime)++;
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}
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updateDisplay();
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}
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