Wi-Fi RSSI test app

rssi.cpp

#define DEBUG_SERIAL true
#define MEASUREMENT_INTERVAL 10000
uint32_t lastTime = 0;
int i = 0;
void setup() {    
    if (DEBUG_SERIAL) Serial.begin(9600);
}

void loop() {
    
    if (millis() - lastTime > MEASUREMENT_INTERVAL) {
        lastTime = millis();
        int measurement = WiFi.RSSI();
        String SSID = WiFi.SSID();
        bool connected = Particle.connected();
        
        if (connected) {
            Particle.publish("myRSSItest", String("SSID:")+SSID+String(",RSSI:")+String(measurement));
        }
        
        if (DEBUG_SERIAL) {
            Serial.printlnf("%d %s %s %d", ++i, connected?"true":"false", SSID.c_str(), measurement);
        }
    }    
}