Fixes plerup#199, documentation clarification

Author: dok-net

README.md

@@ -57,9 +57,10 @@ data until the next read call.
 For the swsertest.ino example, this results in the following optimized
 constructor arguments to spend only the minimum RAM on buffers required:
 
-The octet buffer capacity (``bufCapacity``) is 93 (91 characters net plus two tolerance).
-The signal edge detection buffer capacity (``isrBufCapacity``) is 10, as each octet has
-10 bits on the wire, which are immediately received during the write, and each
+The octet buffer capacity (``bufCapacity``) is 95 (93 characters net plus two tolerance).
+The signal edge detection buffer capacity (``isrBufCapacity``) is 11, as each
+single octet can have up to 11 bits on the wire,
+which are immediately received during the write, and each
 write call causes the signal edge detection to promote the previously sent and
 received bits to the octet buffer.
 

examples/swsertest/swsertest.ino

@@ -31,7 +31,7 @@ SoftwareSerial swSer;
 void setup() {
 	Serial.begin(115200);
 	// Important: the buffer size optimizations here, in particular the isrBufSize (11) that is only sufficiently
-	// large to hold a single 8N1 word, are on the basis that any char written to the loopback SoftwareSerial
+	// large to hold up to a single word (up to 8E2), are on the basis that any char written to the loopback SoftwareSerial
 	// adapter gets read before another write is performed.
 	// Block writes with a size greater than 1 would usually fail. Do not copy this into your own project without
 	// reading the documentation.