added setPoolServerIP

Author: rainerfritz

Diff for: NTPClient.cpp

@@ -181,6 +181,11 @@ void NTPClient::setPoolServerName(const char* poolServerName) {
     this->_poolServerName = poolServerName;
 }
 
+void NTPClient::setPoolServerIP(IPAddress poolServerIP) {
+    this->_poolServerIP = poolServerIP;
+    this->_poolServerName = NULL;
+}
+
 void NTPClient::sendNTPPacket() {
   // set all bytes in the buffer to 0
   memset(this->_packetBuffer, 0, NTP_PACKET_SIZE);

Diff for: NTPClient.h

@@ -44,6 +44,13 @@ class NTPClient {
      */
     void setPoolServerName(const char* poolServerName);
 
+    /**
+     * Set time server IP
+     *
+     * @param poolServerIP
+     */
+    void setPoolServerIP(IPAddress poolServerIP);
+
      /**
      * Set random local port
      */