Diff: main.cpp

Revision:

0:409058e5bb63

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Nov 07 20:25:52 2020 +0000
@@ -0,0 +1,78 @@
+#include "mbed.h"
+#include "EthernetInterface.h"
+#include "C12832.h"
+
+TCPServer Server(EthernetInterface eth);
+EthernetInterface Connect(void);
+void ReceiveData(TCPSocket client);
+void PrintData(void);
+DigitalOut led(LED1);
+C12832 lcd(D11, D13, D12, D7, D10);
+
+
+float temp = 0;
+char pwm =' ';
+char senderID = ' ';
+
+int main()
+{
+    
+    printf("Server example\n\r");
+    EthernetInterface eth = Connect();
+    TCPServer srv = Server(eth);
+    
+while(true){
+        
+        TCPSocket client;
+        SocketAddress client_addr;
+        char *buffer = "Hello TCP client!\r\n";
+        
+        srv.accept(&client, &client_addr);
+        printf("Accepted %s:%d\n\r", client_addr.get_ip_address(), 
+                    client_addr.get_port());
+                    
+                    
+                    
+        ReceiveData(client);
+        client.send(buffer, 256);
+        PrintData();
+        client.close();
+        
+    }
+}
+void PrintData(void){
+        lcd.cls();
+        lcd.locate(0,3);
+        lcd.printf("Temp = %.1f\n", temp);
+        lcd.printf("PWM = %d\n", pwm);
+        lcd.printf("ID Sender = %d\n", senderID);
+    }
+
+void ReceiveData(TCPSocket client){
+        char data[4];
+        client.recv(data, sizeof data);
+        float temp = float((data[0]<<8)|data[1]) / 256.0;
+        char pwm = data[2];
+        char senderID = data[3];
+        printf("The temperature is: %f\r\n", temp);
+        printf("The PWM value is: %d\r\n", pwm);
+        printf("The ID from the sender is: %d\r\n", senderID);
+    }
+
+EthernetInterface Connect(void){
+            EthernetInterface eth;
+            eth.set_network("192.168.0.10","255.255.255.0","192.168.0.1");
+            eth.connect();
+            printf("The Server IP address is '%s'\n\r", eth.get_ip_address());
+            return eth;
+            }
+            
+TCPServer Server(EthernetInterface eth){
+            TCPServer srv(&eth);
+            srv.bind(4000);
+            srv.listen();
+            return srv;
+            }
+
+        
+        
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