Diff: main.cpp

Revision:

0:e066babe3c39

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Oct 21 19:53:05 2014 +0000
@@ -0,0 +1,68 @@
+#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;
+
+const int BROADCAST_PORT = 58083;
+
+struct packet{
+   int times[512];
+   uint16_t samples1[512];
+   uint16_t samples2[512];
+   uint16_t samples3[512];
+   uint16_t samples4[512];
+};
+
+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];
+    t.start();
+    t.reset();
+    t.start();
+    while(1){
+        packet sample_data;   
+        printf("Executing Read Loop");
+        for(int i=0; i<512; i++) {
+            sample_data.times[i] = 6;
+            //t.read_us();
+            sample_data.samples1[i] = 1;
+            //input1.read_u16();
+            sample_data.samples2[i] = 2;
+            //input2.read_u16();
+            sample_data.samples3[i] = 3;
+            //input3.read_u16();
+            sample_data.samples4[i] = 4;
+            //input4.read_u16();
+            //wait_ms(1);
+        }
+        
+        printf("Size of struct: %i \n", sizeof(sample_data));
+        printf("Copying to char array \n");
+        char* data = static_cast<char*>(static_cast<void*>(&sample_data));
+        //unsigned char *out_buffer = (char*) &sample_data;
+        
+        char out_buffer[6144];
+        memcpy(&out_buffer,&data,sizeof(packet));
+        //out_buffer[6144] = '\0';
+        
+        printf("Sending to Ethernet \n");
+        sock.sendTo(broadcast, out_buffer, sizeof(out_buffer));
+    }
+}
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