NNN40_CLI_HOST_WIFI

Users » gordonlu » Code » NNN40_CLI_HOST_WIFI

Revision 10:a0dc152a0060, committed 2015-07-16

Comitter:: gordonlu
Date:: Thu Jul 16 09:49:58 2015 +0000
Parent:: 9:999997e8e4cc
Child:: 11:362f6022ffef
Commit message:: Version 1.0.0

Changed in this revision

--- a/EthernetInterface.lib	Thu Feb 12 01:57:25 2015 +0000
+++ b/EthernetInterface.lib	Thu Jul 16 09:49:58 2015 +0000
@@ -1,1 +1,1 @@
-http://developer.mbed.org/users/mbed_official/code/EthernetInterface/#d1ccbed7687a
+http://developer.mbed.org/users/mbed_official/code/EthernetInterface/#2fc406e2553f

--- a/main.cpp	Thu Feb 12 01:57:25 2015 +0000
+++ b/main.cpp	Thu Jul 16 09:49:58 2015 +0000
@@ -1,193 +1,284 @@
 #include "mbed.h"
-#include "rtos.h"
+#include "string"
 #include "C12832.h"
-#include "EthernetInterface.h"
-#include "math.h"
-#include "Websocket.h"
+
+  
+//debug message
+#define MESSAGE_TO_LCD          (1)
+#define MESSAGE_TO_UART         (1)
+
+
+//measure reponse time
+#define MEASURE_RESPONSE_TIME   (0)
+
+//UART baud rate
+#define BAUD_RATE_CLI           (115200)
+#define BAUD_RATE_UART          (115200)
 
-#define POT_SENSITIVITY (0.01f)    
-#define WS_CONNECT_RETRY (20)
-#define WS_SEND_RETRY (5)
-  
+//CLI parameters
+#define CLI_RESPONSE_MAX_SIZE   (64)
+#define CLI_RETRY_MAX           (3)
+#define CLI_RESPONSE_TIMEOUT    (3500000) //1 sec
+
+
+//version string
+#define VERSION_STRING          ("NNN40_CLI_HOST_WIFI : 1.00")
+
+
+#define DEFAULT_AP_NAME         "Airport123" 
+#define DEFAULT_AP_PASSWORD     "12345678"
+#define DEFAULT_HOST_IP         "10.0.1.3"
+#define DEFAULT_HOST_PORT       (5222)
+#define DEFAULT_CLI_TIMEOUT_SEC  (3) //3 sec
+
+
+
 C12832 lcd(p5, p7, p6, p8, p11);
 DigitalOut myled1(LED1);
 DigitalOut myled2(LED2);
 DigitalOut myled3(LED3);
 DigitalOut myled4(LED4);
-PwmOut r (p23);
-PwmOut g (p24);
-PwmOut b (p25);
-AnalogIn pot1(p19);
-AnalogIn pot2(p20);
-BusIn joystick(p12, p13, p14, p15, p16);
+
+
+Serial pc(USBTX, USBRX);//debug port , 115200
+Serial cli(p9, p10);   //CLI port, 115200
+
+//CLI response buffer
+static char RESULT[CLI_RESPONSE_MAX_SIZE];  
+
 
-Mutex lcd_mutex;
-Mutex second_mutex;
- 
-static unsigned int second = 0;
-static float pt1 = 0;
-static float pt2 = 0;
-static int js = 0xFF;
+void message(const char * const msg, bool isClearLcd = true, int lcd_X = 0, int lcd_Y = 0)
+{
+    #if(MESSAGE_TO_UART)
+    puts(msg);
+    #endif
+    
+    
+    #if(MESSAGE_TO_LCD)
+    if(isClearLcd)lcd.cls();
+    lcd.locate(lcd_X,lcd_Y);
+    lcd.puts(msg);
+    #endif
+}
 
-void potJoystickThread(void const *args)
-{
-   
+bool CLI_wait4Response(unsigned int timeout_sec)
+{   
     
-    printf("PotJoysticThread Start\r\n");
-    
-    while(1)
-    {
+    bool rc = false;
+    int i = 0;
+    int c = 0;
+    unsigned int to = CLI_RESPONSE_TIMEOUT * timeout_sec;
     
-        float p1 = pot1.read();
-        float p2 = pot2.read();
-        int j = joystick.read();
-            
-        if(fabs(p1 - pt1) > POT_SENSITIVITY || fabs(p2 - pt2) > POT_SENSITIVITY || j != js)
-        {      
-            pt1 = p1;
-            pt2 = p2;
-            js = j;   
-            
-            r = 1 - pt1;
-            g = 1 - pt2;
-            
-            if(0x10 == js)b = 0; //right, turn on blue led 
-            else if (0x02 == js)  b = 1;   //left, turn of blue led
-            else if(0x01 == js)   b.write( b + 0.05); //down
-            else if(0x08 == js)   b.write( b - 0.05); //up
-            
-            //printf("Pot1 : %.2f  Pot2 : %.2f  Joystick:%02X\r\n", pt1, pt2, js);
+    #if (MEASURE_RESPONSE_TIME)
+    int j = 0;
+    #endif
+    
+    //clear buffer
+    memset(RESULT,0,sizeof(RESULT));      
+    
+    #if (MEASURE_RESPONSE_TIME)
+    while(1)
+    #else
+    while(--to) 
+    #endif   
+    
+    {   
+        #if (MEASURE_RESPONSE_TIME)
+        ++j;
+        #endif
+        
+        if(cli.readable() && EOF != (c = cli.getc()))
+        {           
+            if( c!=0x0D && c!= 0x0A)
+            {
+                if(i < sizeof(RESULT))
+                {
+                    RESULT[i++] = (char)c;
+                    to = CLI_RESPONSE_TIMEOUT;
+                }
+            }
+            else if( 0 != i) //get one line response
+            {
+                #if (MEASURE_RESPONSE_TIME)
+                printf("MEASURE_RESPONSE_TIME : %d\n",j);
+                #endif
                 
-            //lcd display
-            lcd_mutex.lock();
-            lcd.locate(0,11);
-            lcd.printf("Pot1 : %.2f Pot2 : %.2f JS:%02X", pt1, pt2, js);
-            lcd_mutex.unlock();
-        }
-       
-        Thread::wait(100);
+                break;               
+            } 
+        } 
     }
     
+    if( 0 == to)
+    {
+        memcpy(RESULT,"ERROR;CLI Timeout",17);
+    }
+    else if (RESULT[0] == 'O' && RESULT[1] == 'K')
+    {
+        rc = true;
+    }
+    
+    return rc;
 }
 
-void netThread(void const *args)
+bool CLI_command(const char * cmd, unsigned int timeout_sec)
+{    
+    bool rc = false;   
+    
+    message(cmd);  
+      
+    //clear rx buffer at first
+    while(cli.readable())
+    {
+        cli.getc();        
+    }
+    
+    //send CLI command 
+    cli.puts(cmd);
+    
+    //wait for reponse
+    rc = CLI_wait4Response(timeout_sec);
+    
+    message(RESULT,false,0,11);
+    
+    return rc;   
+}
+
+bool CLI_CMD(const char * cmd, bool autoRetry = true, unsigned int timeout_sec = DEFAULT_CLI_TIMEOUT_SEC)
 {
-   bool  is_eth_connected = false;
-   printf("EthernetInterface Thread Start\r\n");
-   EthernetInterface eth;
-   eth.init(); //Use DHCP
-   printf("MAC:%s\r\n",eth.getMACAddress()); 
-   lcd_mutex.lock();
-   lcd.locate(0,21);
-   lcd.printf("MAC:%s\r\n",eth.getMACAddress());
-   lcd_mutex.unlock();
-   printf("Connecting...\r\n");
-   
-   while(1)
-   {
-        if(0 != eth.connect())
-        {
-            printf("Connecting fail! Try again. \r\nConnecting....\r\n");   
-            if(is_eth_connected)
-            {               
-                if(0 == eth.disconnect())
-                {
-                      printf("Disconnect OK\r\n");
-                }
-                else 
-                {
-                      printf("Disconnect error\r\n");
-                }
-            }
-            is_eth_connected = false;
-            Thread::wait(100);   
-        }
-        else
+    bool rc = false;
+    
+    if(autoRetry)
+    {
+        for(int i=0; i<=CLI_RETRY_MAX; ++i)
         {
-            printf("Connect OK! IP Address is %s\r\n", eth.getIPAddress());
-            lcd_mutex.lock();
-            lcd.locate(0,21);
-            lcd.printf("IP ADDRESS : %s\r\n",eth.getIPAddress());
-            lcd_mutex.unlock();
-            is_eth_connected = true;
-     
-        }       
         
-        if(is_eth_connected)
-        {
-            Websocket ws("ws://sockets.mbed.org:443/ws/gordonlu/wo");            
-            int i = 0;
-            while(++i < WS_CONNECT_RETRY)
+            if(CLI_command(cmd, timeout_sec))
             {
-                printf("[%d] WebSwerivce connect to ws://sockets.mbed.org:443/ws/gordonlu/wo \r\n",i);
-                if(ws.connect())break;
-                Thread::wait(1000);  
-            }
-           
-            int errCnt = 0;
-            while (ws.is_connected())
-            {     
-                 
-                char buf[100];
-                int scnt = sprintf(buf, "[%u] Hello! Pot1 : %.2f, Pot2 : %.2f, Joystick:%02X\r\n", second, pt1, pt2, js);              
-                if((ws.send(buf)) >= scnt)
-                {
-                      printf(buf);
-                      errCnt = 0;
-                }       
-                else
-                {
-                    printf("[%d] ws.send failed!!\r\n",++errCnt);
-                }      
-                     
-                if(errCnt > WS_SEND_RETRY)
-                {
-                    printf("close ws and disconnect eth, retry to connect again!\r\n");
-                    ws.close();
-                    break;
-                } 
-                
-                Thread::wait(1000);            
-            }           
-        }
-    }   
+                rc = true;
+                break;
+            }        
+             
+            wait(2); //wait for a while     
+        } 
+    }
+    else
+    {
+        rc = CLI_command(cmd, timeout_sec);
+    }
+    
+    return rc;  
 }
 
-void secondCounterThread(void const *args)
+bool initWifi(const char * apName = DEFAULT_AP_NAME, const char * apPassword = DEFAULT_AP_PASSWORD)
 {
-    while(1)
-    {
-        second_mutex.lock();
-        ++second;
-        second_mutex.unlock();
-        myled1 != myled1;
-        Thread::wait(1000);
-    }
+    //reset module
+    if (!CLI_CMD("cynb reset\r")) return false;
+    
+    //wait for reset completely
+    wait(2);
+    
+    //get infomation of module
+    if(!CLI_CMD("cynb info\r")) return false;
+    
+    //switch to wifi module
+    if(!CLI_CMD("cynw device_switch 1\r")) return false;
+    
+    //setup AP anme and password
+    char cmd[128];
+    sprintf(cmd, "cynw device_network %s %s 0\r", apName, apPassword);
+    if(!CLI_CMD(cmd))return false;
+    
+    //init ethernet
+    if(!CLI_CMD("cynw ethernet_init\r"))return false;
+    
+    //connecting..., no need to retry
+    CLI_CMD("cynw ethernet_connect 40000\r",false);
+    //wait for response 
+    if(!CLI_wait4Response(40))return false;
+            
+    //get mac address
+    if(!CLI_CMD("cynw ethernet_mac\r"))return false;
+    
+    
+    //get ip address
+    if(!CLI_CMD("cynw ethernet_ip\r"))return false;
+    
+    return true;
+ }
+
+bool connectToHost(const char * ip = DEFAULT_HOST_IP, unsigned int port = DEFAULT_HOST_PORT)
+{   
+    char cmd[64];
+    sprintf(cmd, "cynw tcp_connection_connect %s %d\r", ip, port);
+   
+    //no retry , timeout=20sec
+    if(!CLI_CMD(cmd,false,20))return false; 
+      
+    if(!CLI_CMD("cynw tcp_connection_is_connect\r")) return false;
+    
+    if(strncpy(RESULT, "OK;false", 8) == 0) return false;
+    
+    return true;
 }
 
 int main()
-{
-   
-    lcd.cls();
-
-    r.period(0.001);
-    g.period(0.001);
-    b.period(0.001);
-      
-    r = 1;
-    g = 1;
-    b = 1;
+{    
+    //set baud rate
+    pc.baud(BAUD_RATE_UART);
+    cli.baud(BAUD_RATE_CLI);
+    
+    //show version string   
+    message(VERSION_STRING);
     
-    Thread t1(netThread);   
-    Thread t2(potJoystickThread);  
-    Thread t3(secondCounterThread);  
-          
-    while(true)
-    {  
-        lcd_mutex.lock();
-        lcd.locate(0,1);
-        lcd.printf("Second : %06d ",second);
-        lcd_mutex.unlock();
-        Thread::wait(1000); 
+    #if(MESSAGE_TO_LCD)
+    //give some display time for lcd 
+    wait(1);   
+    #endif
+
+
+initWifi:    
+    //init wifi module
+    while(!initWifi()); 
+   
+connectToHost:   
+    //connect to host
+    bool isConnectToHost = false;
+    for(int i=0; i<=CLI_RETRY_MAX; ++i)
+    {
+        if(connectToHost())
+        {
+            isConnectToHost = true;
+            break;
+        }
+        wait(1);
     }
+   
+    if(isConnectToHost)
+    {
+        int i = 0;
+        char cmd[64];
+        while(1)
+        {   
+            sprintf(cmd, "cynw tcp_connection_send test-%d\r",i++);
+            if(!CLI_CMD(cmd))
+            {
+                if(CLI_CMD("cynw tcp_connection_is_connect\r"))
+                {
+                    if(strncmp(RESULT, "OK;true", 7) != 0) //disconnect
+                    {
+                        goto connectToHost;
+                    }
+                }
+            }
+            wait(1);
+        }
+    }
+    else
+    {
+        goto  initWifi;
+    }
+
+    while(1);
+ 
+   
 }
\ No newline at end of file

--- a/mbed-rtos.lib	Thu Feb 12 01:57:25 2015 +0000
+++ b/mbed-rtos.lib	Thu Jul 16 09:49:58 2015 +0000
@@ -1,1 +1,1 @@
-https://mbed.org/users/mbed_official/code/mbed-rtos/#5448826aa700
+https://mbed.org/users/mbed_official/code/mbed-rtos/#a21475017ae2

--- a/mbed.bld	Thu Feb 12 01:57:25 2015 +0000
+++ b/mbed.bld	Thu Jul 16 09:49:58 2015 +0000
@@ -1,1 +1,1 @@
-http://mbed.org/users/mbed_official/code/mbed/builds/e188a91d3eaa
\ No newline at end of file
+http://mbed.org/users/mbed_official/code/mbed/builds/da0ca467f8b5
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/websocket_demo.lib	Thu Jul 16 09:49:58 2015 +0000
@@ -0,0 +1,1 @@
+http://developer.mbed.org/users/gordonlu/code/websocket_demo/#999997e8e4cc

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	21 Jul 2015
Imports:	1
Forks:	1
Commits:	14
Dependents:	0
Dependencies:	4
Followers:	1

EthernetInterface.lib	Show annotated file Show diff for this revision Revisions of this file
main.cpp	Show annotated file Show diff for this revision Revisions of this file
mbed-rtos.lib	Show annotated file Show diff for this revision Revisions of this file
mbed.bld	Show annotated file Show diff for this revision Revisions of this file
websocket_demo.lib	Show annotated file Show diff for this revision Revisions of this file

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