Diff: main2.txt

Revision:

0:e066babe3c39

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main2.txt	Tue Oct 21 19:53:05 2014 +0000
@@ -0,0 +1,66 @@
+#include "mbed.h"
+#include "FastAnalogIn.h"
+#include "EthernetInterface.h"
+ 
+AnalogIn input1(p15);
+AnalogIn input2(p16);
+AnalogIn input3(p17);
+AnalogIn input4(p18);
+DigitalOut led1(LED1);
+Timer t, t2;
+
+const int BROADCAST_PORT = 58083;
+ 
+struct data{
+   int times[512];
+   uint16_t sample_buffer[2048];
+   int send_time;
+}sample_data;
+
+int main() {
+    //Setting up the Ethernet
+    EthernetInterface eth;
+    eth.init(); //Use DHCP
+    eth.connect();
+    
+    UDPSocket sock;
+    sock.init();
+    sock.set_broadcasting();
+    
+    Endpoint broadcast;
+    broadcast.set_address("255.255.255.255", BROADCAST_PORT);
+    
+//    uint16_t sample_buffer[2560];
+    sample_data.send_time = 0;
+    
+    while(1){   
+        printf("Executing Read Loop");
+        t.start();
+        for(int i=0; i<512; i++) {
+            sample_data.times[i] = t.read_us();
+            sample_data.sample_buffer[i+512] = input1.read_u16();
+            sample_data.sample_buffer[i+1024] = input2.read_u16();
+            sample_data.sample_buffer[i+1536] = input3.read_u16();
+            sample_data.sample_buffer[i+2048] = input4.read_u16();
+            //wait_ms(1);
+        }
+        t.stop();
+        t.reset();
+        t2.start();
+        
+        printf("Copying to char array \n");
+        int len = sizeof(struct data);
+        char out_buffer[len];
+        memcpy(&out_buffer, &sample_data, len);
+        
+ //       char out_buffer[5120];
+//        memcpy(&out_buffer,&sample_buffer,sizeof(sample_buffer));
+        
+        printf("Sending to Ethernet \n");
+        sock.sendTo(broadcast, out_buffer, sizeof(out_buffer));
+        sample_data.send_time = t2.read_us();
+        
+        t2.stop();
+        t2.reset();
+    }
+}
\ No newline at end of file