Small demo to purely test UDP, depends on the module already being configured to auto connect to an access point
Dependencies: USBDevice cc3000_hostdriver_mbedsocket mbed
Fork of WifiDipCortex-UDPDemo by
Wifi-DipCortex - Test application that shows you how to listen for UDP message on one port while sending messages on another
- Listens on UDP_LISTEN_PORT, upon data being recvied it can be found in UDP_RecvBuffer - Transmits UDP_TX_Buffer on UDP_TARGET_PORT to UDP_TARGET_IP
main.cpp@2:6813713a64e1, 2014-07-10 (annotated)
- Committer:
- SolderSplashLabs
- Date:
- Thu Jul 10 16:52:10 2014 +0000
- Revision:
- 2:6813713a64e1
- Parent:
- 1:5fa4efb214e7
- Child:
- 3:3fd4a328c7cf
-Added gethostname workaround for version 1.28 firmware
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
SolderSplashLabs | 1:5fa4efb214e7 | 1 | /* ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 1:5fa4efb214e7 | 2 | SolderSplash Labs - Wifi-DipCortex |
SolderSplashLabs | 1:5fa4efb214e7 | 3 | Test application that shows you how to listen for UDP message on one port while sending messages on another |
SolderSplashLabs | 1:5fa4efb214e7 | 4 | |
SolderSplashLabs | 1:5fa4efb214e7 | 5 | - Listens on UDP_LISTEN_PORT, upon data being recvied it can be found in UDP_RecvBuffer |
SolderSplashLabs | 1:5fa4efb214e7 | 6 | - Transmits UDP_TX_Buffer on UDP_TARGET_PORT to UDP_TARGET_IP |
SolderSplashLabs | 1:5fa4efb214e7 | 7 | |
SolderSplashLabs | 1:5fa4efb214e7 | 8 | Note : V1.28 firmware has an issue sending UDP data to 224.0.0.251 |
SolderSplashLabs | 1:5fa4efb214e7 | 9 | http://forum.soldersplash.co.uk/viewtopic.php?f=15&t=97 |
SolderSplashLabs | 1:5fa4efb214e7 | 10 | ----------------------------------------------------------------------------------------------------------- */ |
SolderSplashLabs | 1:5fa4efb214e7 | 11 | |
SolderSplashLabs | 0:ff40ad3448c5 | 12 | #include "mbed.h" |
SolderSplashLabs | 0:ff40ad3448c5 | 13 | #include "cc3000.h" |
SolderSplashLabs | 0:ff40ad3448c5 | 14 | #include "wifi.h" |
SolderSplashLabs | 0:ff40ad3448c5 | 15 | #include "UDPSocket.h" |
SolderSplashLabs | 0:ff40ad3448c5 | 16 | #include "USBSerial.h" |
SolderSplashLabs | 0:ff40ad3448c5 | 17 | |
SolderSplashLabs | 0:ff40ad3448c5 | 18 | using namespace mbed_cc3000; |
SolderSplashLabs | 0:ff40ad3448c5 | 19 | |
SolderSplashLabs | 1:5fa4efb214e7 | 20 | #define SERIAL_BAUD_RATE 115200 |
SolderSplashLabs | 1:5fa4efb214e7 | 21 | #define SOCKOPT_RECV_NONBLOCK 0 |
SolderSplashLabs | 0:ff40ad3448c5 | 22 | |
SolderSplashLabs | 0:ff40ad3448c5 | 23 | cc3000 wifi(p28, p27, p30, SPI(p21, p14, p37)); |
SolderSplashLabs | 0:ff40ad3448c5 | 24 | Serial uart(p19, p20); |
SolderSplashLabs | 0:ff40ad3448c5 | 25 | |
SolderSplashLabs | 0:ff40ad3448c5 | 26 | // USB CDC serial port |
SolderSplashLabs | 0:ff40ad3448c5 | 27 | USBSerial pc; |
SolderSplashLabs | 0:ff40ad3448c5 | 28 | |
SolderSplashLabs | 2:6813713a64e1 | 29 | |
SolderSplashLabs | 2:6813713a64e1 | 30 | char LOCALHOST[] = "localhost"; |
SolderSplashLabs | 1:5fa4efb214e7 | 31 | const char UDP_TX_Buffer[] = {0,0,0,0,0,1,0,0,0,0,0,0,6,0x61,0x61,0x61,0x61,0x61,0x61,5,0x6c,0x6f,0x63,0x61,0x6c,0,0,1,0,1}; |
SolderSplashLabs | 1:5fa4efb214e7 | 32 | |
SolderSplashLabs | 1:5fa4efb214e7 | 33 | // Multicast address - this causes issues with firmware version 1.28 |
SolderSplashLabs | 2:6813713a64e1 | 34 | const char* UDP_TARGET_IP = "224.0.0.251"; |
SolderSplashLabs | 1:5fa4efb214e7 | 35 | |
SolderSplashLabs | 1:5fa4efb214e7 | 36 | // This is the broadcast address for the subnet 192.168.0.x |
SolderSplashLabs | 2:6813713a64e1 | 37 | //const char* UDP_TARGET_IP = "192.168.0.255"; |
SolderSplashLabs | 1:5fa4efb214e7 | 38 | |
SolderSplashLabs | 1:5fa4efb214e7 | 39 | const int UDP_TARGET_PORT = 5353; |
SolderSplashLabs | 1:5fa4efb214e7 | 40 | UDPSocket UDP_TransmitSocket; |
SolderSplashLabs | 1:5fa4efb214e7 | 41 | |
SolderSplashLabs | 1:5fa4efb214e7 | 42 | const int UDP_LISTEN_PORT = 11028; |
SolderSplashLabs | 1:5fa4efb214e7 | 43 | UDPSocket UDP_RecvSocket; |
SolderSplashLabs | 1:5fa4efb214e7 | 44 | |
SolderSplashLabs | 1:5fa4efb214e7 | 45 | #define UDP_RECV_BUF_LEN 512 |
SolderSplashLabs | 1:5fa4efb214e7 | 46 | uint8_t UDP_RecvBuffer[ UDP_RECV_BUF_LEN ]; |
SolderSplashLabs | 1:5fa4efb214e7 | 47 | |
SolderSplashLabs | 0:ff40ad3448c5 | 48 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 49 | /*! |
SolderSplashLabs | 0:ff40ad3448c5 | 50 | @brief WaitForConnection |
SolderSplashLabs | 0:ff40ad3448c5 | 51 | */ |
SolderSplashLabs | 0:ff40ad3448c5 | 52 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 53 | void WaitForConnection ( void ) |
SolderSplashLabs | 0:ff40ad3448c5 | 54 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 55 | tNetappIpconfigRetArgs ipinfo; |
SolderSplashLabs | 0:ff40ad3448c5 | 56 | |
SolderSplashLabs | 2:6813713a64e1 | 57 | while (! ( wifi.is_connected() ) ) |
SolderSplashLabs | 0:ff40ad3448c5 | 58 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 59 | // Still not connected |
SolderSplashLabs | 0:ff40ad3448c5 | 60 | pc.printf("No Connection\r\n"); |
SolderSplashLabs | 0:ff40ad3448c5 | 61 | wait(1); |
SolderSplashLabs | 0:ff40ad3448c5 | 62 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 63 | |
SolderSplashLabs | 0:ff40ad3448c5 | 64 | if (( wifi.is_enabled() ) && ( wifi.is_dhcp_configured() )) |
SolderSplashLabs | 0:ff40ad3448c5 | 65 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 66 | wifi.get_ip_config(&ipinfo); |
SolderSplashLabs | 0:ff40ad3448c5 | 67 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 68 | |
SolderSplashLabs | 0:ff40ad3448c5 | 69 | pc.printf("Connected to (%s) %s \r\n", ipinfo.uaSSID, wifi.getIPAddress()); |
SolderSplashLabs | 0:ff40ad3448c5 | 70 | |
SolderSplashLabs | 0:ff40ad3448c5 | 71 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 72 | |
SolderSplashLabs | 0:ff40ad3448c5 | 73 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 74 | /*! |
SolderSplashLabs | 0:ff40ad3448c5 | 75 | @brief WaitForUser |
SolderSplashLabs | 0:ff40ad3448c5 | 76 | */ |
SolderSplashLabs | 0:ff40ad3448c5 | 77 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 78 | void WaitForUser ( void ) |
SolderSplashLabs | 0:ff40ad3448c5 | 79 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 80 | char charIn; |
SolderSplashLabs | 0:ff40ad3448c5 | 81 | |
SolderSplashLabs | 0:ff40ad3448c5 | 82 | pc.printf("Press Enter to Continue\r\n"); |
SolderSplashLabs | 0:ff40ad3448c5 | 83 | |
SolderSplashLabs | 0:ff40ad3448c5 | 84 | while (1) |
SolderSplashLabs | 0:ff40ad3448c5 | 85 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 86 | charIn = pc.getc(); |
SolderSplashLabs | 0:ff40ad3448c5 | 87 | |
SolderSplashLabs | 0:ff40ad3448c5 | 88 | pc.printf("%c", charIn); |
SolderSplashLabs | 0:ff40ad3448c5 | 89 | if ((charIn == '\n') || (charIn == '\r')) |
SolderSplashLabs | 0:ff40ad3448c5 | 90 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 91 | break; |
SolderSplashLabs | 0:ff40ad3448c5 | 92 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 93 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 94 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 95 | |
SolderSplashLabs | 1:5fa4efb214e7 | 96 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 1:5fa4efb214e7 | 97 | /*! |
SolderSplashLabs | 1:5fa4efb214e7 | 98 | @brief UdpTx_Init |
SolderSplashLabs | 1:5fa4efb214e7 | 99 | */ |
SolderSplashLabs | 1:5fa4efb214e7 | 100 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 1:5fa4efb214e7 | 101 | void UdpTx_Init ( void ) |
SolderSplashLabs | 1:5fa4efb214e7 | 102 | { |
SolderSplashLabs | 1:5fa4efb214e7 | 103 | // Creating the socket once and then re-using it is quicker than creating it everytime |
SolderSplashLabs | 1:5fa4efb214e7 | 104 | // but it does tie up a 1 of the 4 sockets |
SolderSplashLabs | 1:5fa4efb214e7 | 105 | UDP_TransmitSocket.init(); |
SolderSplashLabs | 1:5fa4efb214e7 | 106 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 107 | |
SolderSplashLabs | 0:ff40ad3448c5 | 108 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 109 | /*! |
SolderSplashLabs | 0:ff40ad3448c5 | 110 | @brief UdpTx |
SolderSplashLabs | 0:ff40ad3448c5 | 111 | */ |
SolderSplashLabs | 0:ff40ad3448c5 | 112 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 113 | void UdpTx ( void ) |
SolderSplashLabs | 0:ff40ad3448c5 | 114 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 115 | Endpoint target; |
SolderSplashLabs | 1:5fa4efb214e7 | 116 | int returnVal; |
SolderSplashLabs | 1:5fa4efb214e7 | 117 | |
SolderSplashLabs | 1:5fa4efb214e7 | 118 | |
SolderSplashLabs | 0:ff40ad3448c5 | 119 | target.set_address(UDP_TARGET_IP, UDP_TARGET_PORT); |
SolderSplashLabs | 0:ff40ad3448c5 | 120 | |
SolderSplashLabs | 0:ff40ad3448c5 | 121 | pc.printf("Sending UDP Message ..\r\n"); |
SolderSplashLabs | 1:5fa4efb214e7 | 122 | |
SolderSplashLabs | 1:5fa4efb214e7 | 123 | returnVal = UDP_TransmitSocket.sendTo(target, (char *)UDP_TX_Buffer, sizeof(UDP_TX_Buffer)); |
SolderSplashLabs | 1:5fa4efb214e7 | 124 | |
SolderSplashLabs | 1:5fa4efb214e7 | 125 | if ( returnVal < 0 ) |
SolderSplashLabs | 1:5fa4efb214e7 | 126 | { |
SolderSplashLabs | 1:5fa4efb214e7 | 127 | pc.printf("UdpTx : failed to send UDP message ReturnVal : %i\r\n", returnVal); |
SolderSplashLabs | 1:5fa4efb214e7 | 128 | } |
SolderSplashLabs | 1:5fa4efb214e7 | 129 | else |
SolderSplashLabs | 1:5fa4efb214e7 | 130 | { |
SolderSplashLabs | 1:5fa4efb214e7 | 131 | pc.printf("UDP Message Sent (%i)..\r\n", returnVal); |
SolderSplashLabs | 1:5fa4efb214e7 | 132 | } |
SolderSplashLabs | 1:5fa4efb214e7 | 133 | } |
SolderSplashLabs | 1:5fa4efb214e7 | 134 | |
SolderSplashLabs | 1:5fa4efb214e7 | 135 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 1:5fa4efb214e7 | 136 | /*! |
SolderSplashLabs | 1:5fa4efb214e7 | 137 | @brief UdpRxTx_Init - Set up a non blocking UDP port for incoming messages |
SolderSplashLabs | 1:5fa4efb214e7 | 138 | */ |
SolderSplashLabs | 1:5fa4efb214e7 | 139 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 1:5fa4efb214e7 | 140 | void UdpRx_Init ( void ) |
SolderSplashLabs | 1:5fa4efb214e7 | 141 | { |
SolderSplashLabs | 1:5fa4efb214e7 | 142 | long optvalue_block = 0; |
SolderSplashLabs | 1:5fa4efb214e7 | 143 | |
SolderSplashLabs | 1:5fa4efb214e7 | 144 | // Note : This seems wrong but .. we are using a socket option that stops the cc3000 blocking |
SolderSplashLabs | 1:5fa4efb214e7 | 145 | // this lets us call recvfrom and not wait for a message, if it has any data it returns with it, if theres no data it returns immediately |
SolderSplashLabs | 1:5fa4efb214e7 | 146 | UDP_RecvSocket.set_blocking(true, 0); |
SolderSplashLabs | 1:5fa4efb214e7 | 147 | |
SolderSplashLabs | 1:5fa4efb214e7 | 148 | if ( 0 == UDP_RecvSocket.bind(UDP_LISTEN_PORT) ) |
SolderSplashLabs | 1:5fa4efb214e7 | 149 | { |
SolderSplashLabs | 1:5fa4efb214e7 | 150 | // Socket bound to the port |
SolderSplashLabs | 1:5fa4efb214e7 | 151 | // Configure the module to not block when checking for UDP data |
SolderSplashLabs | 1:5fa4efb214e7 | 152 | UDP_RecvSocket.set_option(SOL_SOCKET, SOCKOPT_RECV_NONBLOCK, &optvalue_block, 1); |
SolderSplashLabs | 1:5fa4efb214e7 | 153 | pc.printf("UDP Socket open and listening\r\n"); |
SolderSplashLabs | 1:5fa4efb214e7 | 154 | } |
SolderSplashLabs | 1:5fa4efb214e7 | 155 | else |
SolderSplashLabs | 1:5fa4efb214e7 | 156 | { |
SolderSplashLabs | 1:5fa4efb214e7 | 157 | pc.printf("Failed to bind to UDP port\r\n"); |
SolderSplashLabs | 1:5fa4efb214e7 | 158 | } |
SolderSplashLabs | 1:5fa4efb214e7 | 159 | } |
SolderSplashLabs | 1:5fa4efb214e7 | 160 | |
SolderSplashLabs | 1:5fa4efb214e7 | 161 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 1:5fa4efb214e7 | 162 | /*! |
SolderSplashLabs | 1:5fa4efb214e7 | 163 | @brief UdpRx |
SolderSplashLabs | 1:5fa4efb214e7 | 164 | */ |
SolderSplashLabs | 1:5fa4efb214e7 | 165 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 1:5fa4efb214e7 | 166 | void UdpRx ( void ) |
SolderSplashLabs | 1:5fa4efb214e7 | 167 | { |
SolderSplashLabs | 1:5fa4efb214e7 | 168 | Endpoint client; |
SolderSplashLabs | 1:5fa4efb214e7 | 169 | int returnVal = 0; |
SolderSplashLabs | 1:5fa4efb214e7 | 170 | |
SolderSplashLabs | 1:5fa4efb214e7 | 171 | returnVal = UDP_RecvSocket.receiveFrom(client, (char *)UDP_RecvBuffer, UDP_RECV_BUF_LEN); |
SolderSplashLabs | 1:5fa4efb214e7 | 172 | |
SolderSplashLabs | 1:5fa4efb214e7 | 173 | if ( returnVal > 0 ) |
SolderSplashLabs | 1:5fa4efb214e7 | 174 | { |
SolderSplashLabs | 1:5fa4efb214e7 | 175 | pc.printf("UDP Message Recv'd %i bytes from : %s \r\n", returnVal, client.get_address()); |
SolderSplashLabs | 1:5fa4efb214e7 | 176 | |
SolderSplashLabs | 1:5fa4efb214e7 | 177 | // TODO : Process your UDP message here |
SolderSplashLabs | 1:5fa4efb214e7 | 178 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 179 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 180 | |
SolderSplashLabs | 0:ff40ad3448c5 | 181 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 182 | /*! |
SolderSplashLabs | 0:ff40ad3448c5 | 183 | @brief Init |
SolderSplashLabs | 0:ff40ad3448c5 | 184 | */ |
SolderSplashLabs | 0:ff40ad3448c5 | 185 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 186 | void init() |
SolderSplashLabs | 0:ff40ad3448c5 | 187 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 188 | NVIC_SetPriority(SSP1_IRQn, 0x0); |
SolderSplashLabs | 0:ff40ad3448c5 | 189 | NVIC_SetPriority(PIN_INT0_IRQn, 0x1); |
SolderSplashLabs | 0:ff40ad3448c5 | 190 | |
SolderSplashLabs | 0:ff40ad3448c5 | 191 | // SysTick set to lower priority than Wi-Fi SPI bus interrupt |
SolderSplashLabs | 0:ff40ad3448c5 | 192 | NVIC_SetPriority(SysTick_IRQn, 0x2); |
SolderSplashLabs | 0:ff40ad3448c5 | 193 | |
SolderSplashLabs | 0:ff40ad3448c5 | 194 | // Enable RAM1 |
SolderSplashLabs | 0:ff40ad3448c5 | 195 | LPC_SYSCON->SYSAHBCLKCTRL |= (0x1 << 26); |
SolderSplashLabs | 0:ff40ad3448c5 | 196 | |
SolderSplashLabs | 0:ff40ad3448c5 | 197 | uart.baud(SERIAL_BAUD_RATE); |
SolderSplashLabs | 0:ff40ad3448c5 | 198 | |
SolderSplashLabs | 0:ff40ad3448c5 | 199 | wait(1); |
SolderSplashLabs | 0:ff40ad3448c5 | 200 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 201 | |
SolderSplashLabs | 0:ff40ad3448c5 | 202 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 203 | /*! |
SolderSplashLabs | 2:6813713a64e1 | 204 | @brief SetupSockets - Sets up the UDP sockets and resolves localhost to work around internal CC3000 issues |
SolderSplashLabs | 2:6813713a64e1 | 205 | */ |
SolderSplashLabs | 2:6813713a64e1 | 206 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 2:6813713a64e1 | 207 | void SetupSockets ( void ) |
SolderSplashLabs | 2:6813713a64e1 | 208 | { |
SolderSplashLabs | 2:6813713a64e1 | 209 | uint32_t ip; |
SolderSplashLabs | 2:6813713a64e1 | 210 | |
SolderSplashLabs | 2:6813713a64e1 | 211 | // Connected, v1.28 firmware workaround, ask for localhost to be resolved |
SolderSplashLabs | 2:6813713a64e1 | 212 | wifi._socket.gethostbyname((uint8_t *)LOCALHOST,strlen((const char *)LOCALHOST), &ip); |
SolderSplashLabs | 2:6813713a64e1 | 213 | |
SolderSplashLabs | 2:6813713a64e1 | 214 | // Ignore the result, ask again |
SolderSplashLabs | 2:6813713a64e1 | 215 | wifi._socket.gethostbyname((uint8_t *)LOCALHOST,strlen((const char *)LOCALHOST), &ip); |
SolderSplashLabs | 2:6813713a64e1 | 216 | |
SolderSplashLabs | 2:6813713a64e1 | 217 | // Ignore the result |
SolderSplashLabs | 2:6813713a64e1 | 218 | |
SolderSplashLabs | 2:6813713a64e1 | 219 | // set up a lisening socket |
SolderSplashLabs | 2:6813713a64e1 | 220 | UdpRx_Init(); |
SolderSplashLabs | 2:6813713a64e1 | 221 | UdpTx_Init(); |
SolderSplashLabs | 2:6813713a64e1 | 222 | |
SolderSplashLabs | 2:6813713a64e1 | 223 | } |
SolderSplashLabs | 2:6813713a64e1 | 224 | |
SolderSplashLabs | 2:6813713a64e1 | 225 | |
SolderSplashLabs | 2:6813713a64e1 | 226 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 2:6813713a64e1 | 227 | /*! |
SolderSplashLabs | 0:ff40ad3448c5 | 228 | @brief main loop |
SolderSplashLabs | 0:ff40ad3448c5 | 229 | */ |
SolderSplashLabs | 0:ff40ad3448c5 | 230 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 231 | int main( void ) |
SolderSplashLabs | 0:ff40ad3448c5 | 232 | { |
SolderSplashLabs | 1:5fa4efb214e7 | 233 | int tickCnt = 0; |
SolderSplashLabs | 1:5fa4efb214e7 | 234 | |
SolderSplashLabs | 0:ff40ad3448c5 | 235 | // Initalise the WiFi Module |
SolderSplashLabs | 0:ff40ad3448c5 | 236 | init(); |
SolderSplashLabs | 0:ff40ad3448c5 | 237 | |
SolderSplashLabs | 0:ff40ad3448c5 | 238 | WaitForUser(); |
SolderSplashLabs | 0:ff40ad3448c5 | 239 | |
SolderSplashLabs | 1:5fa4efb214e7 | 240 | pc.printf("Starting CC3000 module\r\n"); |
SolderSplashLabs | 1:5fa4efb214e7 | 241 | |
SolderSplashLabs | 0:ff40ad3448c5 | 242 | wifi.start(0); |
SolderSplashLabs | 0:ff40ad3448c5 | 243 | |
SolderSplashLabs | 0:ff40ad3448c5 | 244 | WaitForConnection(); |
SolderSplashLabs | 0:ff40ad3448c5 | 245 | |
SolderSplashLabs | 2:6813713a64e1 | 246 | SetupSockets(); |
SolderSplashLabs | 1:5fa4efb214e7 | 247 | |
SolderSplashLabs | 0:ff40ad3448c5 | 248 | while (1) |
SolderSplashLabs | 1:5fa4efb214e7 | 249 | { |
SolderSplashLabs | 2:6813713a64e1 | 250 | |
SolderSplashLabs | 2:6813713a64e1 | 251 | if ( wifi.is_connected() ) |
SolderSplashLabs | 2:6813713a64e1 | 252 | { |
SolderSplashLabs | 2:6813713a64e1 | 253 | // Check for UDP coms, non blocking |
SolderSplashLabs | 2:6813713a64e1 | 254 | UdpRx(); |
SolderSplashLabs | 2:6813713a64e1 | 255 | |
SolderSplashLabs | 2:6813713a64e1 | 256 | if ( tickCnt > 100 ) |
SolderSplashLabs | 2:6813713a64e1 | 257 | { |
SolderSplashLabs | 2:6813713a64e1 | 258 | tickCnt = 0; |
SolderSplashLabs | 2:6813713a64e1 | 259 | // And then send a UDP message |
SolderSplashLabs | 2:6813713a64e1 | 260 | UdpTx(); |
SolderSplashLabs | 2:6813713a64e1 | 261 | } |
SolderSplashLabs | 2:6813713a64e1 | 262 | |
SolderSplashLabs | 2:6813713a64e1 | 263 | tickCnt ++; |
SolderSplashLabs | 2:6813713a64e1 | 264 | } |
SolderSplashLabs | 2:6813713a64e1 | 265 | else |
SolderSplashLabs | 2:6813713a64e1 | 266 | { |
SolderSplashLabs | 2:6813713a64e1 | 267 | // We have lost connection, tell the objects to close the sockets |
SolderSplashLabs | 2:6813713a64e1 | 268 | // this clears down the socket handles |
SolderSplashLabs | 2:6813713a64e1 | 269 | UDP_RecvSocket.close(); |
SolderSplashLabs | 2:6813713a64e1 | 270 | UDP_TransmitSocket.close(); |
SolderSplashLabs | 2:6813713a64e1 | 271 | |
SolderSplashLabs | 2:6813713a64e1 | 272 | wifi.restart(0); |
SolderSplashLabs | 2:6813713a64e1 | 273 | |
SolderSplashLabs | 2:6813713a64e1 | 274 | // Block and wait for re-connection |
SolderSplashLabs | 2:6813713a64e1 | 275 | WaitForConnection(); |
SolderSplashLabs | 2:6813713a64e1 | 276 | |
SolderSplashLabs | 2:6813713a64e1 | 277 | // set up a lisening and transmit socket |
SolderSplashLabs | 2:6813713a64e1 | 278 | SetupSockets(); |
SolderSplashLabs | 2:6813713a64e1 | 279 | } |
SolderSplashLabs | 1:5fa4efb214e7 | 280 | |
SolderSplashLabs | 1:5fa4efb214e7 | 281 | // TODO : Do other things, like service sensors etc.. |
SolderSplashLabs | 1:5fa4efb214e7 | 282 | // For now lets simulate a task that lasts for 100ms |
SolderSplashLabs | 1:5fa4efb214e7 | 283 | wait(0.1); |
SolderSplashLabs | 1:5fa4efb214e7 | 284 | pc.printf("."); |
SolderSplashLabs | 0:ff40ad3448c5 | 285 | } |
SolderSplashLabs | 1:5fa4efb214e7 | 286 | |
SolderSplashLabs | 0:ff40ad3448c5 | 287 | } |