v1-RC-1

include/WebSocketHandler.h

@@ -3,4 +3,5 @@
 #include "Arduino.h"
 #include <WebSocketsServer.h>
 
+extern volatile bool websocket_connected;
 void webSocketEvent( uint8_t num, WStype_t type, uint8_t * payload, size_t length );

src/WebSocketHandler.cpp

@@ -1,12 +1,17 @@
 #include "WebSocketHandler.h"
 
+extern volatile bool websocket_connected;
+
 void webSocketEvent(uint8_t num, WStype_t type, uint8_t * payload, size_t length) {
     switch(type) {
+
         case WStype_CONNECTED:
+        websocket_connected = true;
         Serial.printf("[%u] Cliente conectado\n", num);
         break;
 
         case WStype_DISCONNECTED:
+        websocket_connected = false;
         Serial.printf("[%u] Cliente desconectado\n", num);
         break;
 

src/main.cpp

@@ -30,6 +30,7 @@ IPAddress dns2(1,1,1,1);
 
 wifi_conf sta_esp32;
 WebSocketsServer webSocket(81);
+volatile bool websocket_connected = false;
 
 // FreeRTOS
 TaskHandle_t ADCTaskHandle = NULL;
@@ -65,7 +66,12 @@ void loop(){
 
 void ADCTask(void *parameter){
     for(;;) {
-        uint32_t count = adc1_3.read(samples_buffer);
+
+        if (!websocket_connected) {
+            vTaskDelay(pdMS_TO_TICKS(100));
+            continue;
+        }
+        const uint32_t count = adc1_3.read(samples_buffer);
         if (count > 0) {
             if (xRingbufferSend(bufferHandle, samples_buffer, count * sizeof(uint16_t), pdMS_TO_TICKS(1000)) != pdTRUE) {
                 Serial.println("Failed to send message to ring buffer!");