Adjust ublox gsm location

Signed-off-by: Sara Damiano <sdamiano@stroudcenter.org>

examples/AllFunctions/AllFunctions.ino

@@ -126,7 +126,7 @@ void setup() {
 
   // Set GSM module baud rate
   TinyGsmAutoBaud(SerialAT,GSM_AUTOBAUD_MIN,GSM_AUTOBAUD_MAX);
-  //SerialAT.begin(9600);
+  //SerialAT.begin(115200);
   delay(3000);
 }
 
@@ -174,7 +174,7 @@ void loop() {
 #endif
 
   DBG("Waiting for network...");
-  if (!modem.waitForNetwork()) {
+  if (!modem.waitForNetwork(600000L)) {
     delay(10000);
     return;
   }

src/TinyGsmClientUBLOX.h

@@ -390,8 +390,19 @@ class TinyGsmUBLOX
    */
  protected:
   String getGsmLocationImpl() {
-    sendAT(GF("+ULOC=2,3,0,120,1"));
-    if (waitResponse(30000L, GF(GSM_NL "+UULOC:")) != 1) { return ""; }
+    // AT+ULOC=<mode>,<sensor>,<response_type>,<timeout>,<accuracy>
+    // <mode> - 2: single shot position
+    // <sensor> - 2: use cellular CellLocate® location information
+    // <response_type> - 0: standard (single-hypothesis) response
+    // <timeout> - Timeout period in seconds
+    // <accuracy> - Target accuracy in meters (1 - 999999)
+    sendAT(GF("+ULOC=2,2,0,120,1"));
+    // wait for first "OK"
+    if (waitResponse(10000L) != 1) {
+      return "";
+    }
+    // wait for the final result - wait full timeout time
+    if (waitResponse(120000L, GF(GSM_NL "+UULOC:")) != 1) { return ""; }
     String res = stream.readStringUntil('\n');
     waitResponse();
     res.trim();