working version?

Signed-off-by: Stephan Richter <s.richter@srsoftware.de>

examples/SendAndReceive/SendAndReceive.ino

@@ -1,5 +1,7 @@
 #include <SoftRS485.h>
 
+int count = 0;
+
 void setup() {
   Serial.begin(115200);
   Serial.println("This is SendAndReceive 0.1");
@@ -8,11 +10,11 @@ void setup() {
   // connect pin 3 to ^RE of Max485
   // connect pin 4 to DE of Max485
   // connect pin 5 to DI of Max485
-
-  while (send485("Hello World!")) {}
 }
 
 void loop() {
-  // put your main code here, to run repeatedly:
-  if (available485()) Serial.println("Received "+get485message());
+  delay(5000);
+  count++;
+  String s = "Test "+String(count);
+  send485(s.c_str());
 }