update for feather m0, make connecting faster

Author: ladyada

examples/CheckWifi101FirmwareVersion/CheckWifi101FirmwareVersion.ino

@@ -1,9 +1,8 @@
 /*
- * This example check if the firmware loaded on the Wifi101
- * shield is updated.
+ * This example check if the firmware loaded on the ATWINC1500 is updated.
  *
  * Circuit:
- * - WiFi101 Shield attached
+ * - Feather M0 WiFi (WINC1500), WiFi 101 shield, or WINC1500 Breakout
  *
  * Created 29 July 2015 by Cristian Maglie
  * This code is in the public domain.
@@ -15,11 +14,19 @@
 #define WINC_CS   8
 #define WINC_IRQ  7
 #define WINC_RST  4
-#define WINC_EN   2     // or, tie EN to VCC
+#define WINC_EN   2     // or, tie EN to VCC and comment this out
 
 Adafruit_WINC1500 WiFi(WINC_CS, WINC_IRQ, WINC_RST);
 
+// Default Hardware SPI (SCK/MOSI/MISO), SS -> #10, INT -> #7, RST -> #5, EN -> 3-5V
+//Adafruit_WINC1500 WiFi;
+
 void setup() {
+#ifdef WINC_EN
+  pinMode(WINC_EN, OUTPUT);
+  digitalWrite(WINC_EN, HIGH);
+#endif
+
   // Initialize serial
   Serial.begin(9600);
   while (!Serial) {
@@ -61,4 +68,4 @@ void setup() {
 
 void loop() {
   // do nothing
-}
+}

examples/ConnectNoEncryption/ConnectNoEncryption.ino

@@ -4,21 +4,36 @@
  Then it prints the  MAC address of the Wifi shield,
  the IP address obtained, and other network details.
 
- Circuit:
- * WiFi shield attached
+ * Circuit:
+ * - Feather M0 WiFi (WINC1500), WiFi 101 shield, or WINC1500 Breakout
 
  created 13 July 2010
  by dlf (Metodo2 srl)
  modified 31 May 2012
  by Tom Igoe
  */
 #include <SPI.h>
-#include <WiFi101.h>
+#include <Adafruit_WINC1500.h>
+
+#define WINC_CS   8
+#define WINC_IRQ  7
+#define WINC_RST  4
+#define WINC_EN   2     // or, tie EN to VCC and comment this out
+
+Adafruit_WINC1500 WiFi(WINC_CS, WINC_IRQ, WINC_RST);
+
+// Default Hardware SPI (SCK/MOSI/MISO), SS -> #10, INT -> #7, RST -> #5, EN -> 3-5V
+//Adafruit_WINC1500 WiFi;
 
 char ssid[] = "yourNetwork";     // the name of your network
 int status = WL_IDLE_STATUS;     // the Wifi radio's status
 
 void setup() {
+#ifdef WINC_EN
+  pinMode(WINC_EN, OUTPUT);
+  digitalWrite(WINC_EN, HIGH);
+#endif
+
   //Initialize serial and wait for port to open:
   Serial.begin(9600);
   while (!Serial) {
@@ -33,15 +48,19 @@ void setup() {
   }
 
   // attempt to connect to Wifi network:
-  while ( status != WL_CONNECTED) {
-    Serial.print("Attempting to connect to open SSID: ");
+  while (WiFi.status() != WL_CONNECTED) {
+    Serial.print("Attempting to connect to SSID: ");
     Serial.println(ssid);
     status = WiFi.begin(ssid);
 
     // wait 10 seconds for connection:
-    delay(10000);
+    uint8_t timeout = 10;
+    while (timeout && (WiFi.status() != WL_CONNECTED)) {
+      timeout--;
+      delay(1000);
+    }
   }
-
+  
   // you're connected now, so print out the data:
   Serial.print("You're connected to the network");
   printCurrentNet();
@@ -119,4 +138,3 @@ void printCurrentNet() {
   Serial.print("Encryption Type:");
   Serial.println(encryption, HEX);
 }
-

examples/ConnectWithWPA/ConnectWithWPA.ino

@@ -4,22 +4,37 @@
  Then it prints the  MAC address of the Wifi shield,
  the IP address obtained, and other network details.
 
- Circuit:
- * WiFi shield attached
+ * Circuit:
+ * - Feather M0 WiFi (WINC1500), WiFi 101 shield, or WINC1500 Breakout
 
  created 13 July 2010
  by dlf (Metodo2 srl)
  modified 31 May 2012
  by Tom Igoe
  */
 #include <SPI.h>
-#include <WiFi101.h>
+#include <Adafruit_WINC1500.h>
+
+#define WINC_CS   8
+#define WINC_IRQ  7
+#define WINC_RST  4
+#define WINC_EN   2     // or, tie EN to VCC and comment this out
+
+Adafruit_WINC1500 WiFi(WINC_CS, WINC_IRQ, WINC_RST);
+
+// Default Hardware SPI (SCK/MOSI/MISO), SS -> #10, INT -> #7, RST -> #5, EN -> 3-5V
+//Adafruit_WINC1500 WiFi;
 
 char ssid[] = "yourNetwork";     //  your network SSID (name)
 char pass[] = "secretPassword";  // your network password
 int status = WL_IDLE_STATUS;     // the Wifi radio's status
 
 void setup() {
+#ifdef WINC_EN
+  pinMode(WINC_EN, OUTPUT);
+  digitalWrite(WINC_EN, HIGH);
+#endif
+
   //Initialize serial and wait for port to open:
   Serial.begin(9600);
   while (!Serial) {
@@ -34,14 +49,18 @@ void setup() {
   }
 
   // attempt to connect to Wifi network:
-  while ( status != WL_CONNECTED) {
-    Serial.print("Attempting to connect to WPA SSID: ");
+  while (WiFi.status() != WL_CONNECTED) {
+    Serial.print("Attempting to connect to SSID: ");
     Serial.println(ssid);
-    // Connect to WPA/WPA2 network:
+    // Connect to WPA/WPA2 network. Change this line if using open or WEP network:
     status = WiFi.begin(ssid, pass);
 
     // wait 10 seconds for connection:
-    delay(10000);
+    uint8_t timeout = 10;
+    while (timeout && (WiFi.status() != WL_CONNECTED)) {
+      timeout--;
+      delay(1000);
+    }
   }
 
   // you're connected now, so print out the data:

examples/WiFiWebClient/WiFiWebClient.ino

@@ -1,17 +1,17 @@
 /*
   Web client
 
- This sketch connects to a website (http://www.google.com)
- using a WiFi shield.
+ This sketch connects to a website (http://www.adafruit.com)
+ using a WINC1500
 
  This example is written for a network using WPA encryption. For
  WEP or WPA, change the Wifi.begin() call accordingly.
 
  This example is written for a network using WPA encryption. For
  WEP or WPA, change the Wifi.begin() call accordingly.
 
- Circuit:
- * WiFi shield attached
+ * Circuit:
+ * - Feather M0 WiFi (WINC1500), WiFi 101 shield, or WINC1500 Breakout
 
  created 13 July 2010
  by dlf (Metodo2 srl)
@@ -26,6 +26,7 @@
 #define WINC_CS   8
 #define WINC_IRQ  7
 #define WINC_RST  4
+#define WINC_EN   2     // or, tie EN to VCC and comment this out
 
 Adafruit_WINC1500 WiFi(WINC_CS, WINC_IRQ, WINC_RST);
 
@@ -51,6 +52,11 @@ char server[] = "www.adafruit.com";    // name address for Google (using DNS)
 Adafruit_WINC1500Client client;
 
 void setup() {
+#ifdef WINC_EN
+  pinMode(WINC_EN, OUTPUT);
+  digitalWrite(WINC_EN, HIGH);
+#endif
+
   while (!Serial) {
     ; // wait for serial port to connect. Needed for native USB port only
   }
@@ -68,15 +74,20 @@ void setup() {
   }
 
   // attempt to connect to Wifi network:
-  while (status != WL_CONNECTED) {
+  while (WiFi.status() != WL_CONNECTED) {
     Serial.print("Attempting to connect to SSID: ");
     Serial.println(ssid);
     // Connect to WPA/WPA2 network. Change this line if using open or WEP network:
     status = WiFi.begin(ssid, pass);
 
     // wait 10 seconds for connection:
-    delay(10000);
+    uint8_t timeout = 10;
+    while (timeout && (WiFi.status() != WL_CONNECTED)) {
+      timeout--;
+      delay(1000);
+    }
   }
+
   Serial.println("Connected to wifi");
   printWifiStatus();