wifi.cpp

00001 #include "mbed.h"
00002 #include "cc3000.h"
00003 #include "wifi.h"
00004 
00005 using namespace mbed_cc3000;
00006 
00007 tUserFS cc_user_info;
00008 
00009 const char * WIFI_STATUS[] = {"Disconnected", "Scanning", "Connecting", "Connected"};
00010 
00011 /* cc3000 module declaration specific for user's board. Check also init() */
00012 #if (MY_BOARD == WIGO)
00013 cc3000 wifi(PTA16, PTA13, PTD0, SPI(PTD2, PTD3, PTC5), PORTA_IRQn);
00014 #elif (MY_BOARD == WIFI_DIPCORTEX)
00015 cc3000 wifi(p28, p27, p30, SPI(p21, p14, p37), PIN_INT0_IRQn);
00016 #else
00017 
00018 #endif
00019 
00020 #ifndef CC3000_UNENCRYPTED_SMART_CONFIG
00021   const uint8_t smartconfigkey[] = {0x73,0x6d,0x61,0x72,0x74,0x63,0x6f,0x6e,0x66,0x69,0x67,0x41,0x45,0x53,0x31,0x36};
00022 #else
00023   const uint8_t smartconfigkey = 0;
00024 #endif
00025 
00026 #if (MY_BOARD == WIGO)
00027 
00028 #include "NVIC_set_all_priorities.h"
00029 
00030 /**
00031  *  \brief Wi-Go initialization
00032  *  \param none
00033  *  \return none
00034  */
00035 void init() {
00036     DigitalOut PWR_EN1(PTB2);
00037     DigitalOut PWR_EN2(PTB3);
00038 
00039     // Wi-Go set current to 500mA since we're turning on the Wi-Fi
00040     PWR_EN1 = 0;
00041     PWR_EN2 = 1;
00042 
00043     NVIC_set_all_irq_priorities(3);
00044     NVIC_SetPriority(SPI0_IRQn, 0x0);     // Wi-Fi SPI interrupt must be higher priority than SysTick
00045     NVIC_SetPriority(PORTA_IRQn, 0x1);
00046     NVIC_SetPriority(SysTick_IRQn, 0x2);  // SysTick set to lower priority than Wi-Fi SPI bus interrupt
00047     PORTA->PCR[16] |=PORT_PCR_ISF_MASK;
00048     PORTA->ISFR |= (1<<16);
00049 }
00050 
00051 #elif (MY_BOARD == WIFI_DIPCORTEX)
00052 
00053 /**
00054  *  \brief Wifi DipCortex initialization
00055  *  \param none
00056  *  \return none
00057  */
00058 void init() 
00059 {
00060     NVIC_SetPriority(SSP1_IRQn, 0x0); 
00061     NVIC_SetPriority(PIN_INT0_IRQn, 0x1);
00062     
00063     // SysTick set to lower priority than Wi-Fi SPI bus interrupt
00064     NVIC_SetPriority(SysTick_IRQn, 0x2); 
00065 }
00066 
00067 #else
00068 
00069 /**
00070  *  \brief Place here init routine for your board
00071  *  \param none
00072  *  \return none
00073  */
00074 void init() {
00075 
00076 }
00077 
00078 #endif
00079 
00080 
00081 
00082 
00083 
00084 /**
00085  *  \brief Print cc3000 information
00086  *  \param none
00087  *  \return none
00088  */
00089 void print_cc3000_info() {
00090 uint8_t myMAC[8];
00091 uint8_t buffer[2];
00092 int32_t status = 0;
00093 tNetappIpconfigRetArgs ipinfo2;
00094 
00095     wifi.get_user_file_info((uint8_t *)&cc_user_info, sizeof(cc_user_info));
00096     wifi.get_mac_address(myMAC);
00097     printf(" MAC address : %02x:%02x:%02x:%02x:%02x:%02x\r\n", myMAC[0], myMAC[1], myMAC[2], myMAC[3], myMAC[4], myMAC[5]);
00098     
00099     if (! wifi._nvmem.read_sp_version( (unsigned char*)&buffer ) )
00100     {
00101         printf(" CC3000 Firmware Version : %u.%u \r\n", buffer[0], buffer[1]);
00102     }
00103     else
00104     {
00105         printf(" CC3000 Read nvmem failed!");
00106     }
00107     
00108     status = wifi._wlan.ioctl_statusget();
00109     if (( status > -1 ) && ( status < 4 ))
00110     {
00111         printf(" Wifi Status    : %s\r\n", WIFI_STATUS[status]);
00112     }
00113     else
00114     {
00115         printf(" Wifi Status    : %d\r\n", status);
00116     }
00117     
00118     if ( wifi.is_dhcp_configured() ) 
00119     {
00120         wifi.get_ip_config(&ipinfo2);
00121         printf(" Connected to   : %s \r\n", ipinfo2.uaSSID);
00122         printf(" IP             : %d.%d.%d.%d \r\n", ipinfo2.aucIP[3], ipinfo2.aucIP[2], ipinfo2.aucIP[1], ipinfo2.aucIP[0]);   
00123         printf(" Gateway        : %d.%d.%d.%d \r\n", ipinfo2.aucDefaultGateway[3], ipinfo2.aucDefaultGateway[2], ipinfo2.aucDefaultGateway[1], ipinfo2.aucDefaultGateway[0]);  
00124         printf(" Subnet         : %d.%d.%d.%d \r\n", ipinfo2.aucSubnetMask[3], ipinfo2.aucSubnetMask[2], ipinfo2.aucSubnetMask[1], ipinfo2.aucSubnetMask[0]);  
00125         printf(" DNS            : %d.%d.%d.%d \r\n", ipinfo2.aucDNSServer[3], ipinfo2.aucDNSServer[2], ipinfo2.aucDNSServer[1], ipinfo2.aucDNSServer[0]);  
00126         
00127         printf(" Cached IP      : %s \r\n", wifi.getIPAddress());   
00128         printf(" Cached Gateway : %s \r\n", wifi.getGateway());   
00129         printf(" Cached Subnet  : %s \r\n", wifi.getNetworkMask());   
00130 
00131     }
00132     else
00133     {
00134          printf(" Not connected \r\n");
00135     }
00136 
00137     // This doesn't work for the wifi dip
00138     printf(" FTC        %i\r\n",cc_user_info.FTC);
00139     printf(" PP_version %i.%i\r\n",cc_user_info.PP_version[0], cc_user_info.PP_version[1]);
00140     printf(" SERV_PACK  %i.%i\r\n",cc_user_info.SERV_PACK[0], cc_user_info.SERV_PACK[1]);
00141     printf(" DRV_VER    %i.%i.%i\r\n",cc_user_info.DRV_VER[0], cc_user_info.DRV_VER[1], cc_user_info.DRV_VER[2]);
00142     printf(" FW_VER     %i.%i.%i\r\n",cc_user_info.FW_VER[0], cc_user_info.FW_VER[1], cc_user_info.FW_VER[2]);
00143 }
00144 
00145 /**
00146  *  \brief Connect to SSID with a timeout
00147  *  \param ssid     Name of SSID
00148  *  \param key      Password
00149  *  \param sec_mode Security mode
00150  *  \return none
00151  */
00152 void connect_to_ssid(char *ssid, char *key, unsigned char sec_mode) {
00153     printf("Connecting to SSID: %s. Timeout is 10s.\n",ssid);
00154     if (wifi.connect_to_AP((uint8_t *)ssid, (uint8_t *)key, sec_mode) == true) {
00155         printf(" Connected\r\n");
00156     } else {
00157         printf(" Connection timed-out (error). Please restart.\r\n");
00158         while(1);
00159   }
00160 }
00161 
00162 /**
00163  *  \brief Connect to SSID without security
00164  *  \param ssid Name of SSID
00165  *  \return none
00166  */
00167 void connect_to_ssid(uint8_t *ssid) {
00168     wifi.connect_open((uint8_t *)ssid);
00169 }
00170 
00171 /**
00172  *  \brief First time configuration
00173  *  \param none
00174  *  \return none
00175  */
00176 void do_FTC(void) 
00177 {
00178 /*
00179     printf("Running First Time Configuration\r\n");
00180     wifi.start_smart_config(smartconfigkey);
00181     while (wifi.is_dhcp_configured() == false) {
00182          wait_ms(500);
00183          printf("Waiting for dhcp to be set.\r\n");
00184     }
00185     cc_user_info.FTC = 1;
00186     wifi.set_user_file_info((uint8_t *)&user_info, sizeof(user_info));
00187     wifi._wlan.stop();
00188     printf("FTC finished.\r\n");
00189 */
00190 }