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dra.ino
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dra.ino
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#include <DRA818.h>
#include <ESP8266WebServer.h>
#include <ESP8266WiFi.h>
#include <ElegantOTA.h>
#include <IotWebConf.h>
#include <IotWebConfUsing.h>
#include <PubSubClient.h>
#include <SoftwareSerial.h>
#define TXT_POW 14
#define TX_PIN 15
#define RX_PIN 13
#define PTT 4
#define SQL 5
#define PD_PIN 12
#define STRING_LEN 128
#define NUMBER_LEN 32
#define CONFIG_VERSION "v1.0.2"
#define STATUS_PIN 2
#define IOTWEBCONF_CONFIG_USE_MDNS 80
#define IOTWEBCONF_STATUS_ENABLED 2
#define MQTT_MAX_RECONNECT 3
const char thingName[] = "dra818v";
const char wifiInitialApPassword[] = "VA7RCVdra";
bool ipPrinted = false;
bool needMqttConnect = false;
unsigned long lastReportPTT = 0;
unsigned long lastReportSQL = 0;
unsigned long lastMqttConnectionAttempt = 0;
bool pttState = HIGH;
bool sqlState = HIGH;
bool retained = false;
int qos = 1;
bool dup = false;
bool validConfig = false;
void handleRoot();
void configSaved();
bool formValidator(iotwebconf::WebRequestWrapper* webRequestWrapper);
void wifiConnected();
void reportPTT();
void reportSQL();
char tx_rx_freqVal[NUMBER_LEN];
char otaPasswordVal[STRING_LEN];
char squelchLevelVal[2];
char volumeVal[2];
char rxCTCSSVal[3];
char txCTCSSVal[3];
static char chooserValues[][STRING_LEN] = { "0", "1", "12", "13", "14" };
static char chooserNames[][STRING_LEN] = { "0", "67.0", "100.0", "103.5", "107.2" };
static char sqvolValues[][STRING_LEN] = { "1", "2", "3", "4", "5", "6", "7", "8" };
char mqttServerVal[STRING_LEN];
char mqttUserVal[STRING_LEN];
char mqttPasswordVal[STRING_LEN];
int mqttReconnectAttempts = 0;
DNSServer dnsServer;
WebServer server(80);
WiFiClient net;
PubSubClient mqttclient(net);
SoftwareSerial dra_serial(TX_PIN, RX_PIN);
DRA818 dra(&dra_serial, PTT);
IotWebConf iotWebConf(thingName, &dnsServer, &server, wifiInitialApPassword, CONFIG_VERSION);
IotWebConfParameterGroup draConfig = IotWebConfParameterGroup("DRA818", "Radio Module Configuration");
IotWebConfParameterGroup otaConfig = IotWebConfParameterGroup("OTA Settings", "OTA PASSWORD");
IotWebConfParameterGroup mqttConfig = IotWebConfParameterGroup("MQTT Settings", "MQTT Settings");
// DRA Config Parameters
IotWebConfNumberParameter tx_rx_freq = IotWebConfNumberParameter("TX/RX Frequency", "tx_rx_freq", tx_rx_freqVal, NUMBER_LEN, nullptr, "144.0000", "step='0.1'");
IotWebConfSelectParameter volume = IotWebConfSelectParameter("Volume Level", "volume", volumeVal, STRING_LEN, (char*)sqvolValues, (char*)sqvolValues, sizeof(sqvolValues) / STRING_LEN, STRING_LEN);
IotWebConfSelectParameter squelchLevel = IotWebConfSelectParameter("Squelch Level", "squelch", squelchLevelVal, STRING_LEN, (char*)sqvolValues, (char*)sqvolValues, sizeof(sqvolValues) / STRING_LEN, STRING_LEN);
IotWebConfSelectParameter txXTCSS = IotWebConfSelectParameter("TX CTCSS", "tx CTCSS", txCTCSSVal, STRING_LEN, (char*)chooserValues, (char*)chooserNames, sizeof(chooserValues) / STRING_LEN, STRING_LEN);
IotWebConfSelectParameter rxXTCSS = IotWebConfSelectParameter("RX CTCSS", "rx CTCSS", rxCTCSSVal, STRING_LEN, (char*)chooserValues, (char*)chooserNames, sizeof(chooserValues) / STRING_LEN, STRING_LEN);
//OTA
IotWebConfPasswordParameter otaPassword = IotWebConfPasswordParameter("OTA Password", "otaPassword", otaPasswordVal, STRING_LEN);
//
IotWebConfPasswordParameter mqttPassword = IotWebConfPasswordParameter("MQTT Password", "mqttPassword", mqttPasswordVal, STRING_LEN);
IotWebConfTextParameter mqttUser = IotWebConfTextParameter("MQTT user", "mqttUser", mqttUserVal, STRING_LEN);
IotWebConfTextParameter mqttServer = IotWebConfTextParameter("MQTT Server", "mqttServer", mqttServerVal, STRING_LEN);
void setup()
{
// put your setup code here, to run once:
Serial.begin(9600);
Serial.println();
Serial.println("Starting up...");
draConfig.addItem(&tx_rx_freq);
draConfig.addItem(&squelchLevel);
draConfig.addItem(&volume);
draConfig.addItem(&txXTCSS);
draConfig.addItem(&rxXTCSS);
otaConfig.addItem(&otaPassword);
mqttConfig.addItem(&mqttPassword);
mqttConfig.addItem(&mqttUser);
mqttConfig.addItem(&mqttServer);
iotWebConf.addParameterGroup(&draConfig);
iotWebConf.addParameterGroup(&otaConfig);
iotWebConf.addParameterGroup(&mqttConfig);
iotWebConf.setConfigSavedCallback(&configSaved);
iotWebConf.setFormValidator(&formValidator);
iotWebConf.setWifiConnectionCallback(&wifiConnected);
validConfig = iotWebConf.init();
// -- Set up required URL handlers on the web server.
server.on("/", handleRoot);
server.on("/config", [] { iotWebConf.handleConfig(); });
server.onNotFound([]() { iotWebConf.handleNotFound(); });
ElegantOTA.begin(&server, "admin", otaPasswordVal);
Serial.println("Ready.");
dra_serial.begin(9600);
pinMode(PD_PIN, OUTPUT);
digitalWrite(PD_PIN, HIGH);
pinMode(PTT, INPUT);
pinMode(SQL, INPUT);
pinMode(TXT_POW, OUTPUT);
digitalWrite(TXT_POW, HIGH);
dra.setFreq(atof(tx_rx_freqVal));
dra.setTXCTCSS(0);
dra.setSquelch(atof(squelchLevelVal)); // Squelch level 3.
dra.setRXCTCSS(0); // No CTCSS on RX.
dra.writeFreq(); // Write out frequency settings to the DRA module.
dra.setVolume(atof(volumeVal)); // Set output volume to '4'.
dra.setFilters(true, true, true); // Sets all filters (Pre/De-Emphasis, High-Pass, Low-Pass) on.
}
void loop()
{
iotWebConf.doLoop();
if (validConfig) {
if (!mqttclient.loop()) {
setupMqtt();
}
reportPTT();
reportSQL();
}
}
void handleRoot()
{
// -- Let IotWebConf test and handle captive portal requests.
if (iotWebConf.handleCaptivePortal()) {
// -- Captive portal request were already served.
return;
}
String s = "<!DOCTYPE html><html lang=\"en\"><head><meta name=\"viewport\" content=\"width=device-width, initial-scale=1, user-scalable=no\"/>";
s += "<title>IotWebConf 03 Custom Parameters</title></head><body>Hello world!";
s += "<ul>";
s += "<li>txFreq: ";
s += String(tx_rx_freqVal);
s += "<li>Volume: ";
s += String(volumeVal);
s += "<li>Squelch: ";
s += String(squelchLevelVal);
s += "</ul>";
s += "Go to <a href='config'>configure page</a> to change values.";
s += "</body></html>\n";
server.send(200, "text/html", s);
}
void configSaved()
{
Serial.println("Configuration was updated.");
delay(1000);
ESP.restart();
}
bool formValidator(iotwebconf::WebRequestWrapper* webRequestWrapper)
{
Serial.println("Validating form.");
bool valid = true;
return valid;
}
void wifiConnected()
{
Serial.println(WiFi.localIP());
if (validConfig) {
setupMqtt();
Serial.println("Connected to MQTT");
}
}
void setupMqtt()
{
if (WiFi.status() == WL_CONNECTED) {
while (!mqttclient.connected()) {
if (mqttReconnectAttempts > MQTT_MAX_RECONNECT) {
return;
}
Serial.println("Connecting to MQTT...");
char clientId[20];
String a = WiFi.macAddress();
String wm = "{\"name\":\"tempcontroller\",\"status\":\"dead\"}";
char willTopic[50];
char willMessage[24];
a.toCharArray(clientId, 20);
String wt = "dra818/lastwill";
wt.toCharArray(willTopic, 30);
wm.toCharArray(willMessage, 40);
mqttclient.setServer(mqttServerVal, 1883);
if (mqttclient.connect(clientId, mqttUserVal, mqttPasswordVal, willTopic, 2, 0, willMessage)) {
mqttReconnectAttempts = 0;
Serial.println("connected");
} else {
Serial.print("failed with state ");
Serial.print(mqttclient.state());
mqttReconnectAttempts++;
}
}
}
}
void reportPTT()
{
unsigned long now = millis();
if (mqttclient.connected()) {
if ((500 < now - lastReportPTT) && (pttState != digitalRead(PTT))) {
pttState = 1 - pttState; // invert pin state as it is changed
lastReportPTT = now;
Serial.print("Sending on MQTT channel 'dra818/ptt' :");
Serial.println(pttState == LOW ? "ON" : "OFF");
switch (pttState) {
case LOW:
mqttclient.publish("dra818/ptt", "1");
break;
case HIGH:
mqttclient.publish("dra818/ptt", "0");
break;
}
}
}
}
void reportSQL()
{
unsigned long now = millis();
if (mqttclient.connected()) {
if ((500 < now - lastReportSQL) && (sqlState != digitalRead(SQL))) {
Serial.println("w000t");
sqlState = 1 - sqlState; // invert pin state as it is changed
lastReportSQL = now;
Serial.print("Sending on MQTT channel 'dra818/sql' :");
Serial.println(sqlState == LOW ? "ON" : "OFF");
switch (sqlState) {
case LOW:
mqttclient.publish("dra818/sql", "1");
break;
case HIGH:
mqttclient.publish("dra818/sql", "0");
break;
}
}
}
}