Nelson Neves
Simple code demonstrating how to configure MBed Network interface with DHCP or StaticIP (comment #define to switch between modes). Note: Demo program to be used on the GeekSessionLab Talk (November 2011). http://devrendezvous.com/?lang=en
Dependencies: EthernetNetIf mbed
Diff: main.cpp
- Revision:
- 0:22c18588092c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Thu Oct 27 22:22:06 2011 +0000
@@ -0,0 +1,62 @@
+//---------------------------------------------------------------------------------------------
+#include "mbed.h"
+#include "EthernetNetIf.h"
+//---------------------------------------------------------------------------------------------
+DigitalOut myled(LED1);
+Serial pc(USBTX, USBRX); // tx, rx
+//---------------------------------------------------------------------------------------------
+#define internaldebug // send debug messages to USB Serial port (9600,1,N)
+#define dhcpenable // auto-setup IP Address from DHCP router
+//---------------------------------------------------------------------------------------------
+// Ethernet Object Setup
+//---------------------------------------------------------------------------------------------
+#ifdef dhcpenable
+ EthernetNetIf eth;
+#else
+ EthernetNetIf eth(
+ IpAddr(192,168,1,100), //IP Address
+ IpAddr(255,255,255,0), //Network Mask
+ IpAddr(192,168,1,254), //Gateway
+ IpAddr(192,168,1,254) //DNS
+ );
+#endif
+//---------------------------------------------------------------------------------------------
+// MAIN
+//---------------------------------------------------------------------------------------------
+int main()
+{
+ //--------------------------------------------------------
+ // Set Serial Port Transfer Rate
+ pc.baud(115200);
+ //--------------------------------------------------------
+
+ //--------------------------------------------------------
+ // Setting Ethernet
+ //--------------------------------------------------------
+ #ifdef internaldebug
+ printf("\r\nSetting up Ethernet interface!\r\n");
+ #endif
+ // Create return object for error check
+ EthernetErr ethErr = eth.setup();
+ if(ethErr)
+ {
+ #ifdef internaldebug
+ printf("\r\nError %d in Ethernet setup.\r\n", ethErr);
+ #endif
+ return -1;
+ }
+ #ifdef internaldebug
+ printf("\r\nEthernet setup completed with success!\r\n");
+ #endif
+ //--------------------------------------------------------
+
+ // main loop
+ while(1)
+ {
+ myled = 1;
+ wait(0.5);
+ myled = 0;
+ wait(0.5);
+ }
+}
+//---------------------------------------------------------------------------------------------
\ No newline at end of file