Merge pull request #1981 from ladyada/main

fix esp32 wifi demos

Author: TheKitty

ESP32_S2_WiFi_Tests/JSONdemo/JSONdemo.ino

@@ -35,14 +35,10 @@ int status = WL_IDLE_STATUS;
 #define SERVER "cdn.syndication.twimg.com"
 #define PATH   "/widgets/followbutton/info.json?screen_names=adafruit"
 
-// Initialize the SSL client library
-// with the IP address and port of the server
-// that you want to connect to (port 443 is default for HTTPS):
-WiFiClientSecure client;
 
 void setup() {
   //Initialize serial and wait for port to open:
-  Serial.begin(9600);
+  Serial.begin(115200);
 
   #if defined(USE_OLED)
     if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { // Address 0x3C for 128x32
@@ -85,12 +81,14 @@ void setup() {
   #endif
 
   printWifiStatus();
-
 }
 
 uint32_t bytes = 0;
 
 void loop() {
+  WiFiClientSecure client;
+  client.setInsecure(); // don't use a root cert
+
   Serial.println("\nStarting connection to server...");
   #if defined(USE_OLED)
     display.clearDisplay(); display.setCursor(0,0);

ESP32_S2_WiFi_Tests/WiFiSSLClient/WiFiSSLClient.ino

@@ -32,7 +32,7 @@ WiFiClientSecure client;
 
 void setup() {
   //Initialize serial and wait for port to open:
-  Serial.begin(9600);
+  Serial.begin(115200);
   while (!Serial) {
     ; // wait for serial port to connect. Needed for native USB port only
   }
@@ -51,6 +51,8 @@ void setup() {
   Serial.println("Connected to WiFi");
   printWifiStatus();
 
+  client.setInsecure(); // don't use a root cert
+
   Serial.println("\nStarting connection to server...");
   // if you get a connection, report back via serial:
   if (client.connect(SERVER, 443)) {

ESP32_S2_WiFi_Tests/WiFiWebClient/WiFiWebClient.ino

@@ -39,7 +39,7 @@ WiFiClient client;
 
 void setup() {
   //Initialize serial and wait for port to open:
-  Serial.begin(9600);
+  Serial.begin(115200);
   while (!Serial) {
     ; // wait for serial port to connect. Needed for native USB port only
   }
@@ -85,7 +85,9 @@ void loop() {
     client.stop();
 
     // do nothing forevermore:
-    while (true);
+    while (true) {
+      delay(100);
+    }
   }
 }