Merge pull request #10715 from SuGlider/remove_while_not_serial_in_examples

feat(arduino): remove all while(not serial) in examples

Author: me-no-dev

libraries/ESP32/examples/AnalogOut/LEDCFade/LEDCFade.ino

@@ -30,9 +30,6 @@ void ARDUINO_ISR_ATTR LED_FADE_ISR() {
 void setup() {
   // Initialize serial communication at 115200 bits per second:
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
 
   // Setup timer with given frequency, resolution and attach it to a led pin with auto-selected channel
   ledcAttach(LED_PIN, LEDC_BASE_FREQ, LEDC_TIMER_12_BIT);

libraries/ESP32/examples/DeepSleep/SmoothBlink_ULP_Code/SmoothBlink_ULP_Code.ino

@@ -139,7 +139,6 @@ void ulp_setup() {
 
 void setup() {
   Serial.begin(115200);
-  while (!Serial) {}  // wait for Serial to start
 
   ulp_setup();  // it really only runs on the first ESP32 boot
   Serial.printf("\nStarted smooth blink with delay %ld\n", *fadeCycleDelay);

libraries/ESP32/examples/FreeRTOS/Mutex/Mutex.ino

@@ -17,9 +17,7 @@ void Task(void *pvParameters);
 void setup() {
   // Initialize serial communication at 115200 bits per second:
   Serial.begin(115200);
-  while (!Serial) {
-    delay(100);
-  }
+
   Serial.printf(" Task 0          | Task 1\n");
 
 #ifdef USE_MUTEX

libraries/ESP32/examples/FreeRTOS/Queue/Queue.ino

@@ -24,9 +24,6 @@ typedef struct {
 void setup() {
   // Initialize serial communication at 115200 bits per second:
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
 
   // Create the queue which will have <QueueElementSize> number of elements, each of size `message_t` and pass the address to <QueueHandle>.
   QueueHandle = xQueueCreate(QueueElementSize, sizeof(message_t));

libraries/ESP32/examples/FreeRTOS/Semaphore/Semaphore.ino

@@ -36,9 +36,7 @@ void warehouse_worker_task(void *pvParameters) {
 
 void setup() {
   Serial.begin(115200);
-  while (!Serial) {
-    delay(100);
-  }
+
   // Create the semaphore
   package_delivered_semaphore = xSemaphoreCreateCounting(10, 0);
 

libraries/ESP32/examples/GPIO/FunctionalInterrupt/FunctionalInterrupt.ino

@@ -56,9 +56,7 @@ Button button2(BUTTON2);
 
 void setup() {
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
+
   Serial.println("Starting Functional Interrupt example.");
   button1.begin();
   button2.begin();

libraries/ESP32/examples/MacAddress/GetMacAddress/GetMacAddress.ino

@@ -34,9 +34,6 @@ esp_mac_type_t values:
 void setup() {
 
   Serial.begin(115200);
-  while (!Serial) {
-    delay(100);
-  }
 
   Serial.println("Interface\t\t\t\t\t\tMAC address (6 bytes, 4 universally administered, default)");
 

libraries/ESP32/examples/Serial/RS485_Echo_Demo/RS485_Echo_Demo.ino

@@ -21,9 +21,6 @@
 
 void setup() {
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
 
   RS485.begin(9600, SERIAL_8N1, RS485_RX_PIN, RS485_TX_PIN);
   while (!RS485) {

libraries/ESP32/examples/Utilities/HEXBuilder/HEXBuilder.ino

@@ -2,9 +2,7 @@
 
 void setup() {
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
+
   Serial.println("\n\n\nStart.");
 
   // Convert a HEX string like 6c6c6f20576f726c64 to a binary buffer

libraries/ESP32/examples/Utilities/MD5Builder/MD5Builder.ino

@@ -12,9 +12,7 @@
 
 void setup() {
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
+
   Serial.println("\n\n\nStart.");
 
   // Check if a password obfuscated in an MD5 actually

libraries/ESP32/examples/Utilities/SHA1Builder/SHA1Builder.ino

@@ -13,9 +13,7 @@
 
 void setup() {
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
+
   Serial.println("\n\n\nStart.");
 
   // Check if a password obfuscated in an SHA1 actually

libraries/ESP_I2S/examples/ES8388_loopback/ES8388_loopback.ino

@@ -40,9 +40,6 @@ void setup() {
 
   // Initialize the serial port
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
 
   pinMode(PA_ENABLE, OUTPUT);
   digitalWrite(PA_ENABLE, HIGH);

libraries/ESP_I2S/examples/Record_to_WAV/Record_to_WAV.ino

@@ -32,9 +32,6 @@ void setup() {
 
   // Initialize the serial port
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
 
   Serial.println("Initializing I2S bus...");
 

libraries/ESP_NOW/examples/ESP_NOW_Broadcast_Master/ESP_NOW_Broadcast_Master.ino

@@ -64,9 +64,6 @@ ESP_NOW_Broadcast_Peer broadcast_peer(ESPNOW_WIFI_CHANNEL, WIFI_IF_STA, NULL);
 
 void setup() {
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
 
   // Initialize the Wi-Fi module
   WiFi.mode(WIFI_STA);

libraries/ESP_NOW/examples/ESP_NOW_Broadcast_Slave/ESP_NOW_Broadcast_Slave.ino

@@ -80,9 +80,6 @@ void register_new_master(const esp_now_recv_info_t *info, const uint8_t *data, i
 
 void setup() {
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
 
   // Initialize the Wi-Fi module
   WiFi.mode(WIFI_STA);

libraries/ESP_NOW/examples/ESP_NOW_Network/ESP_NOW_Network.ino

@@ -248,9 +248,6 @@ void setup() {
   uint8_t self_mac[6];
 
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
 
   // Initialize the Wi-Fi module
   WiFi.mode(WIFI_STA);

libraries/SD/examples/SD_Test/SD_Test.ino

@@ -209,9 +209,6 @@ void testFileIO(fs::FS &fs, const char *path) {
 
 void setup() {
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
 
 #ifdef REASSIGN_PINS
   SPI.begin(sck, miso, mosi, cs);

libraries/WebServer/examples/HttpAuthCallback/HttpAuthCallback.ino

@@ -29,9 +29,7 @@ String *credentialsHandler(HTTPAuthMethod mode, String username, String params[]
 
 void setup() {
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
+
   WiFi.mode(WIFI_STA);
   WiFi.begin(ssid, password);
   if (WiFi.waitForConnectResult() != WL_CONNECTED) {

libraries/WebServer/examples/HttpAuthCallbackInline/HttpAuthCallbackInline.ino

@@ -17,9 +17,7 @@ credentials_t passwdfile[] = {{"admin", "esp32"}, {"fred", "41234123"}, {"charli
 
 void setup() {
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
+
   WiFi.mode(WIFI_STA);
   WiFi.begin(ssid, password);
   if (WiFi.waitForConnectResult() != WL_CONNECTED) {

libraries/WebServer/examples/HttpBasicAuthSHA1/HttpBasicAuthSHA1.ino

@@ -31,9 +31,7 @@ const char *www_password_base64 = "jLEk+MJ3wW7Asu4AVp/RUaCONCs=";
 
 void setup() {
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
+
   WiFi.mode(WIFI_STA);
   WiFi.begin(ssid, password);
   if (WiFi.waitForConnectResult() != WL_CONNECTED) {

libraries/WebServer/examples/HttpBasicAuthSHA1orBearerToken/HttpBasicAuthSHA1orBearerToken.ino

@@ -78,9 +78,7 @@ String *check_bearer_or_auth(HTTPAuthMethod mode, String authReq, String params[
 
 void setup() {
   Serial.begin(115200);
-  while (!Serial) {
-    delay(10);
-  }
+
   WiFi.mode(WIFI_STA);
   WiFi.begin(ssid, password);
   if (WiFi.waitForConnectResult() != WL_CONNECTED) {

libraries/WebServer/examples/MultiHomedServers/MultiHomedServers.ino

@@ -66,9 +66,7 @@ void setup(void) {
   pinMode(led, OUTPUT);
   digitalWrite(led, 0);
   Serial.begin(115200);
-  while (!Serial) {
-    delay(100);
-  }
+
   Serial.println("Multi-homed Servers example starting");
   delay(1000);
   WiFi.mode(WIFI_STA);

libraries/WiFi/examples/WiFiClient/WiFiClient.ino

@@ -34,9 +34,6 @@ int fieldNumber = 1;      // Field number which will be read out
 
 void setup() {
   Serial.begin(115200);
-  while (!Serial) {
-    delay(100);
-  }
 
   // We start by connecting to a WiFi network