[nRF24] Fixed order of ISR functions in examples

examples/nRF24/nRF24_Receive_Interrupt/nRF24_Receive_Interrupt.ino

@@ -34,6 +34,21 @@ nRF24 radio = new Module(10, 2, 3);
 Radio radio = new RadioModule();
 */
 
+// flag to indicate that a packet was received
+volatile bool receivedFlag = false;
+
+// this function is called when a complete packet
+// is received by the module
+// IMPORTANT: this function MUST be 'void' type
+//            and MUST NOT have any arguments!
+#if defined(ESP8266) || defined(ESP32)
+  ICACHE_RAM_ATTR
+#endif
+void setFlag(void) {
+  // we got a packet, set the flag
+  receivedFlag = true;
+}
+
 void setup() {
   Serial.begin(9600);
 
@@ -88,21 +103,6 @@ void setup() {
   // radio.readData();
 }
 
-// flag to indicate that a packet was received
-volatile bool receivedFlag = false;
-
-// this function is called when a complete packet
-// is received by the module
-// IMPORTANT: this function MUST be 'void' type
-//            and MUST NOT have any arguments!
-#if defined(ESP8266) || defined(ESP32)
-  ICACHE_RAM_ATTR
-#endif
-void setFlag(void) {
-  // we got a packet, set the flag
-  receivedFlag = true;
-}
-
 void loop() {
   // check if the flag is set
   if(receivedFlag) {

examples/nRF24/nRF24_Transmit_Interrupt/nRF24_Transmit_Interrupt.ino

@@ -36,6 +36,21 @@ Radio radio = new RadioModule();
 // save transmission state between loops
 int transmissionState = RADIOLIB_ERR_NONE;
 
+// flag to indicate that a packet was sent
+volatile bool transmittedFlag = false;
+
+// this function is called when a complete packet
+// is transmitted by the module
+// IMPORTANT: this function MUST be 'void' type
+//            and MUST NOT have any arguments!
+#if defined(ESP8266) || defined(ESP32)
+  ICACHE_RAM_ATTR
+#endif
+void setFlag(void) {
+  // we sent a packet, set the flag
+  transmittedFlag = true;
+}
+
 void setup() {
   Serial.begin(9600);
 
@@ -84,21 +99,6 @@ void setup() {
   */
 }
 
-// flag to indicate that a packet was sent
-volatile bool transmittedFlag = false;
-
-// this function is called when a complete packet
-// is transmitted by the module
-// IMPORTANT: this function MUST be 'void' type
-//            and MUST NOT have any arguments!
-#if defined(ESP8266) || defined(ESP32)
-  ICACHE_RAM_ATTR
-#endif
-void setFlag(void) {
-  // we sent a packet, set the flag
-  transmittedFlag = true;
-}
-
 // counter to keep track of transmitted packets
 int count = 0;