Diff: main.cpp

Revision:

1:3c09c9c0324e

Parent:

0:bbc9cfdee3bc

Child:

2:e30076def8a7

--- a/main.cpp	Mon Sep 22 02:34:12 2014 +0000
+++ b/main.cpp	Tue Jan 15 23:07:16 2019 +0000
@@ -1,27 +1,122 @@
 #include "mbed.h"
 #include "EthernetInterface.h"
+#include "fsl_enet_driver.h"
+
  
 #define MBED_DEV_IP       "192.168.0.52"
 #define MBED_DEV_MASK     "255.255.255.0"
 #define MBED_DEV_GW       "0.0.0.0"
 #define ECHO_SERVER_PORT   5000
 
+
+Serial s(USBTX, USBRX);
+volatile char   c = '\0'; // Initialized to the NULL character
+ uint32_t data;
+ 
+/*! @brief Defines the PHY register.*/
+typedef enum _enet_phy_register
+{
+    kEnetPhyCR = 0, /*!< PHY control register */
+    kEnetPhySR = 1, /*!< PHY status register*/
+    kEnetPhyId1 = 2, /*!< PHY identification register 1*/
+    kEnetPhyId2 = 3, /*!< PHY identification register 2*/
+    kEnetPhyCt2 = 0x1e /*!< PHY control2 register*/
+} enet_phy_register_t;
+ /*! @brief Defines the PHY status.*/
+typedef enum _enet_phy_status
+{
+    kEnetPhyLinkStatus = 0x4,  /*!< ENET PHY link status bit*/
+    kEnetPhyAutoNegAble = 0x08, /*!< ENET PHY auto negotiation ability*/
+    kEnetPhyAutoNegComplete = 0x20, /*!< ENET PHY auto negotiation complete*/
+    kEnetPhySpeedDulpexMask = 0x07 /*!< ENET PHY speed mask on status register 2*/
+} enet_phy_status_t;
+/*! @brief Defines the control flag.*/
+typedef enum _enet_phy_control
+{
+    kEnetPhyAutoNeg = 0x1000,/*!< ENET PHY auto negotiation control*/
+    kEnetPhySpeed = 0x2000, /*! ENET PHY speed control*/
+    kEnetPhyLoop = 0x4000, /*!< ENET PHY loop control*/
+    kEnetPhyReset = 0x8000, /*!< ENET PHY reset control*/
+    kEnetPhy10HalfDuplex = 0x01, /*!< ENET PHY 10 M half duplex*/
+    kEnetPhy100HalfDuplex = 0x02,/*!< ENET PHY 100 M half duplex*/
+    kEnetPhy10FullDuplex = 0x05,/*!< ENET PHY 10 M full duplex*/
+    kEnetPhy100FullDuplex = 0x06/*!< ENET PHY 100 M full duplex*/
+} enet_phy_control_t;
+typedef enum _enet_phy_speed
+{
+    kEnetSpeed10M = 0,   /*!< ENET PHY 10 M speed*/
+    kEnetSpeed100M = 1  /*!< ENET PHY 100 M speed*/
+} enet_phy_speed_t;
+void onCharReceived()
+{
+    c = s.getc();
+}
+void baud(int baudrate) {
+    
+    s.baud(baudrate);
+}
+
+ uint32_t mii_read_data(uint32_t phyReg, uint32_t *dataPtr)
+{
+    //uint32_t instance, uint32_t phyAddr, uint32_t phyReg, uint32_t *dataPtr
+    return enet_mii_read(0,0,phyReg,dataPtr);
+}
+ uint32_t mii_write_data(uint32_t phyReg, uint32_t dataToWtite)
+{
+    //enet_mii_write(uint32_t instance, uint32_t phyAddr, uint32_t phyReg, uint32_t data)
+    return enet_mii_write(0,0,phyReg,dataToWtite);
+}
+
+void change_speed(uint32_t phyReg,uint32_t new_speed){
+    
+    mii_write_data(phyReg,new_speed);
+
+}
+
+
+int get_connection_speed(uint32_t phyReg, uint32_t *dataPtr)
+{
+    mii_read_data(phyReg,dataPtr);
+    data &=kEnetPhySpeedDulpexMask; 
+  if ((kEnetPhy100HalfDuplex == data) || (kEnetPhy100FullDuplex == data))
+   {
+      return 100;
+   }
+
+    return 10  ;
+}
  
 int main (void) {
-    EthernetInterface eth;
-    eth.init(MBED_DEV_IP, MBED_DEV_MASK, MBED_DEV_GW); //Assign a device ip, mask and gateway
-    eth.connect();
-    printf("IP Address is %s\n", eth.getIPAddress());
+int speed;
+    baud(115200);
+    
+        
+  EthernetInterface eth;
+    printf("Initializing interface...\r\n");
+  eth.init(MBED_DEV_IP, MBED_DEV_MASK, MBED_DEV_GW); //Assign a device ip, mask and gateway
+    
     
-    TCPSocketServer server;
-    server.bind(ECHO_SERVER_PORT);
-    server.listen();
+    printf ("Hello World! Enter task number:\n");
+    onCharReceived();
+    switch(c){
+        case '1': 
+            {
+            printf("LEts find out about RJ-45 socket diodes\n");
+            printf("Connecting to network...\r\n");
+            printf("Wait for red LED and connect with putty\n");
+            eth.connect(); 
+            printf("IP Address is %s\n", eth.getIPAddress());
+            
+            TCPSocketServer server;
+            server.bind(ECHO_SERVER_PORT);
+            server.listen();
+            DigitalOut myled(LED1);
     
-    while (true) {
-        printf("\nWait for new connection...\n");
+            while (true) {
+                printf("Write a message in putty \n");
         TCPSocketConnection client;
         server.accept(client);
-        client.set_blocking(false, 1500); // Timeout after (1.5)s
+        client.set_blocking(false, 3000); // Timeout after (1.5)s
         
         printf("Connection from: %s\n", client.get_address());
         char buffer[256];
@@ -33,6 +128,34 @@
             if (n <= 0) break;
         }
         
-        client.close();
-    }
-}
\ No newline at end of file
+       client.close();
+            }
+            break;
+            }
+        case '2': 
+        {
+            printf("LEts check transmission speed\n");
+            printf("Connecting to network...\r\n");
+            eth.connect(); 
+            speed = get_connection_speed(kEnetPhyCt2, &data);
+            printf("Connected at %d Mb/s\r\n", speed);
+            printf("IP Address is %s\n", eth.getIPAddress());
+            break;
+        }
+        case '3':{
+            printf("Lets change speed\n");
+            printf("Changing speed to 10Mb\n");
+            printf("Connecting to network...\r\n");
+            change_speed(kEnetPhyCR, kEnetSpeed10M);
+            eth.connect(); 
+            printf("IP Address is %s\n", eth.getIPAddress());
+            speed = get_connection_speed(kEnetPhyCt2, &data);
+            printf("Connected at %d Mb/s\r\n", speed);
+
+                break;
+        }
+        default: break;
+    }       
+    while(1);
+}
+