diff --git a/examples/SPIFlash_Detect/SPIFlash_Detect.ino b/examples/SPIFlash_Detect/SPIFlash_Detect.ino
index 14dcdfc..666b9bc 100644
--- a/examples/SPIFlash_Detect/SPIFlash_Detect.ino
+++ b/examples/SPIFlash_Detect/SPIFlash_Detect.ino
@@ -3,7 +3,7 @@
 #include <SPIFlash.h>   //https://github.com/lowpowerlab/spiflash
 #include <SPI.h>
 
-#define SERIAL_ENABLE
+#define SERIAL_BAUD      115200
 #define BLINK_FAST_DELAY 50
 #define BLINK_SLOW_DELAY 1000
 
@@ -12,15 +12,14 @@ int LEDTIME = 500;
 
 // the setup routine runs once when you press reset:
 void setup() {
-#ifdef SERIAL_ENABLE
-  Serial.begin(115200);
-  delay(2000); //wait a bit until SerialMonitor can be opened
+#ifdef SERIAL_BAUD
+  Serial.begin(SERIAL_BAUD);
+  while (!Serial) delay(100); //wait until Serial/monitor is opened
 #endif
   pinMode(LED_BUILTIN, OUTPUT);
 
   //ensure the radio module CS pin is pulled HIGH or it might interfere!
-  pinMode(SS, OUTPUT);
-  digitalWrite(SS, HIGH);
+  pinMode(SS, OUTPUT); digitalWrite(SS, HIGH);
 
   //ensure FLASH chip is not sleep mode (unresponsive)
   flash.wakeup();
diff --git a/examples/SPIFlash_ReadWrite/SPIFlash_ReadWrite.ino b/examples/SPIFlash_ReadWrite/SPIFlash_ReadWrite.ino
index d4a4747..ab36b30 100644
--- a/examples/SPIFlash_ReadWrite/SPIFlash_ReadWrite.ino
+++ b/examples/SPIFlash_ReadWrite/SPIFlash_ReadWrite.ino
@@ -53,9 +53,17 @@ uint16_t expectedDeviceID=0xEF30;
 SPIFlash flash(SS_FLASHMEM, expectedDeviceID);
 
 void setup(){
+#ifdef SERIAL_BAUD
   Serial.begin(SERIAL_BAUD);
+  while (!Serial) delay(100); //wait until Serial/monitor is opened
+#endif
+  pinMode(LED_BUILTIN, OUTPUT);
+
   Serial.print("Start...");
 
+  //ensure the radio module CS pin is pulled HIGH or it might interfere!
+  pinMode(SS, OUTPUT); digitalWrite(SS, HIGH);
+
   if (flash.initialize())
   {
     Serial.println("Init OK!");
@@ -134,14 +142,12 @@ void loop(){
   if ((int)(millis()/500) > lastPeriod)
   {
     lastPeriod++;
-    pinMode(LED_BUILTIN, OUTPUT);
     digitalWrite(LED_BUILTIN, lastPeriod%2);
   }
 }
 
 void Blink(int DELAY_MS, byte loops)
 {
-  pinMode(LED_BUILTIN, OUTPUT);
   while (loops--)
   {
     digitalWrite(LED_BUILTIN,HIGH);