Diff: main.cpp

Revision:

141:ba61e3c64a6d

Parent:

140:2252b2df4bc6

Child:

142:cb9e8d32d1b9

--- a/main.cpp	Tue Jun 02 01:43:23 2020 +0000
+++ b/main.cpp	Tue Jun 02 08:31:06 2020 +0000
@@ -1,138 +1,22 @@
 #include "mbed.h"
 
-#define SERVER_IP "192.168.0.53"
-#define SERVER_PORT 50000
-
 Serial pc(USBTX, USBRX, 115200);
-WiFiInterface *wifi;
-
-TCPSocket socket;
-Thread sock_thread;
+RawSerial esp(D8, D2, 115200); 
 
-char rx_buf_pc[100];
-int index = 0;
-volatile int flag;
-
-void rx_cb(void)
+int main()
 {
-    char ch;
-    ch = pc.getc();
-    pc.putc(ch);
-    rx_buf_pc[index++] = ch;
-    if (ch == 0x0D) {
-        pc.putc(0x0A);
-        rx_buf_pc[--index] = '\0';
-        index = 0;
-        flag = 1;
-    }
-}
 
-
-void rx_thread() 
-{
-    char* buf = (char*)malloc(1024);
-    
-    while(true)
-    {
-        nsapi_size_or_error_t size = socket.recv(buf, 1024);
-        if (size <= 0)
-        {
-            if (size == NSAPI_ERROR_WOULD_BLOCK) continue;
-            
-            pc.printf("Error while receiving data from TCP socket (%d)\r\n", size);
-            return;
-        }
-        buf[size] = '\0';
-        pc.printf("\r\nRX data: (%d) %s \r\n", size, buf);
-    }
-}
-
+    char c;
 
-int main() {
-    SocketAddress sockAddr;
-    SocketAddress serverAddr(SERVER_IP, SERVER_PORT);
-    
-    pc.printf("\r\n WiFi TCP Client example\r\n");
-    
-    wifi = WiFiInterface::get_default_instance();
-    if (!wifi)
-    {
-        pc.printf("ERROR: No WiFiInterface found.\n");
-        while(1);
-    }
-    
-    pc.printf("Connecting to %s...\r\n", MBED_CONF_APP_WIFI_SSID);
-    int ret = wifi->connect(MBED_CONF_APP_WIFI_SSID, MBED_CONF_APP_WIFI_PASSWORD, NSAPI_SECURITY_WPA_WPA2);
-    if (ret != 0)
-    {
-        pc.printf("Connection error!!\r\n");
-        while(1);
-    }
-    
-    pc.printf("Success!!\r\n");
-    pc.printf("RSSI: %d\r\n", wifi->get_rssi());
-    
-    wifi->get_ip_address(&sockAddr);
-    pc.printf("IP : %s, ", sockAddr.get_ip_address());
-    
-    pc.printf("Netmask: %s, ", wifi->get_netmask());
-    
-    wifi->get_gateway(&sockAddr);
-    pc.printf("Gateway: %s\r\n", sockAddr.get_ip_address());
-    
-    socket.open(wifi);
-    int response = socket.connect(serverAddr);
-    if (0 != response)
-    {
-        pc.printf("Enter connecting: %d\r\n", response);
-        socket.close();
-        wifi->disconnect();
-        while(1);
-    }   
-    
-    sock_thread.start(&rx_thread);
-    //pc.attach(&rx_cb);
-
-    while(1)
-    {
-        flag = 0;
-        pc.printf("Enter characters to send to a server: ");
-        while (flag != 1)
-        {
-            char ch;
-            if (pc.readable())
-            {                
-                ch = pc.getc();
-                pc.putc(ch);
-                rx_buf_pc[index++] = ch;
-                if (ch == 0x0D) {
-                    pc.putc(0x0A);
-                    rx_buf_pc[--index] = '\0';
-                    index = 0;
-                    flag = 1;
-                }
-            }
+    while(1) {
+        if(pc.readable()) {
+            c = pc.getc();
+            esp.putc(c);
         }
-        
-        if (!strcmp(rx_buf_pc, "q") || !strcmp(rx_buf_pc, "Q"))
-        {
-            break;
-        }
-        else 
-        {
-            int len = strlen(rx_buf_pc);
-            pc.printf("Sent: %s (%d)\r\n", rx_buf_pc, len);
-            rx_buf_pc[len++] = 0x0D;
-            rx_buf_pc[len++] = 0x0A;
-            socket.send((const char *) rx_buf_pc, len);
-            Thread::wait(500);
+        if(esp.readable()) {
+            c = esp.getc();    //while
+            pc.putc(c);
         }
     }
-    
-    socket.close();
-    wifi->disconnect();
-    sock_thread.join();
-    pc.printf("RX sock_thread joined!!\r\n");
-    pc.printf("\nDone\r\n");
-    Thread::wait(osWaitForever);
+
 }