Originating each outgoing network connection from a different source …

…port (in the Client class of the Ethernet library).

Updating readme and todo.

hardware/libraries/Ethernet/Client.cpp

@@ -8,6 +8,8 @@ extern "C" {
 #include "Client.h"
 #include "Server.h"
 
+uint16_t Client::_srcport = 0;
+
 Client::Client(uint8_t sock) {
   _sock = sock;
 }
@@ -29,8 +31,10 @@ uint8_t Client::connect() {
   if (_sock == 255)
     return 0;
 
+  _srcport++;
+
   // XXX: what port should we connect from?
-  socket(_sock, Sn_MR_TCP, _port, 0);
+  socket(_sock, Sn_MR_TCP, _port, 1024 + _srcport);
 
   if (!::connect(_sock, _ip, _port))
     return 0;

hardware/libraries/Ethernet/Client.h

@@ -5,6 +5,7 @@
 
 class Client : public Print {
 private:
+  static uint16_t _srcport;
   uint8_t _sock;
   uint8_t *_ip;
   uint16_t _port;

readme.txt

@@ -65,7 +65,10 @@ UPDATES
   any pulse that had already started when the function was called).
 * Fixing bug in random() that limited the ranges of values generated.  Thanks
   to Mikal Hart.
+* Modifying delay() to pause for at least the given number of milliseconds.
 * Fixing bug in Ethernet library that interfered with use of pins 8 and 9.
+* Originating each outgoing network connection from a different port (in the
+  Client class of the Ethernet library).  Thanks to Paul and joquer.
 * Modifying the core, libraries, and bootloader source to support the
   ATmega328, but not yet including it in boards menu.
 * Updating ATmega168 bootloader to work with standard distributions of avrdude

todo.txt

@@ -1,13 +1,12 @@
 0013 arduino
 
-Fix TICR0 for ATmega8.
-Fix delay() comparison to use <= not <.
 Ethernet library should use a different source port for each outgoing Client connection: http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1227978344
 Support atmega328: http://spiffie.org/know/arduino_328/
  - add atmega328 to avrdude.conf (on Windows)
 
 AVR
 
+Make Client::_srcport static?  http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1227735530
 Allow hardcoding of R/W line to ground with LiquidCrystal library.
 Improve shiftOut() performance: http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1216659239/0
 Add String library.
@@ -123,6 +122,16 @@ Document Wire.endTransmission() return values: http://www.arduino.cc/cgi-bin/yab
 
 DOCUMENTATION / EXAMPLES
 
+Photos:
+ - Loop
+ - Analog Input (potentiometer and LDR on analog input 0)
+Consistency:
+ - ledpin vs. ledPin
+ - value vs. val
+Add a Brightness example where an analog input controls the analog output.
+Graph example should use an intermediate variable.
+Button example says pin 7 but uses pin 2.
+Split Loop example in two (one that does loops, another that does arrays).
 Add LiquidCrystal library examples.
 Add Ethernet library examples.
 Add Wire library examples.