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@0:ff40ad3448c5, 2014-07-08 (annotated)
- Committer:
- SolderSplashLabs
- Date:
- Tue Jul 08 18:56:37 2014 +0000
- Revision:
- 0:ff40ad3448c5
- Child:
- 1:5fa4efb214e7
WifiDipCortex - UDP Test
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
SolderSplashLabs | 0:ff40ad3448c5 | 1 | #include "mbed.h" |
SolderSplashLabs | 0:ff40ad3448c5 | 2 | #include "cc3000.h" |
SolderSplashLabs | 0:ff40ad3448c5 | 3 | #include "wifi.h" |
SolderSplashLabs | 0:ff40ad3448c5 | 4 | #include "UDPSocket.h" |
SolderSplashLabs | 0:ff40ad3448c5 | 5 | #include "USBSerial.h" |
SolderSplashLabs | 0:ff40ad3448c5 | 6 | |
SolderSplashLabs | 0:ff40ad3448c5 | 7 | using namespace mbed_cc3000; |
SolderSplashLabs | 0:ff40ad3448c5 | 8 | |
SolderSplashLabs | 0:ff40ad3448c5 | 9 | #define SERIAL_BAUD_RATE 115200 |
SolderSplashLabs | 0:ff40ad3448c5 | 10 | |
SolderSplashLabs | 0:ff40ad3448c5 | 11 | cc3000 wifi(p28, p27, p30, SPI(p21, p14, p37)); |
SolderSplashLabs | 0:ff40ad3448c5 | 12 | Serial uart(p19, p20); |
SolderSplashLabs | 0:ff40ad3448c5 | 13 | |
SolderSplashLabs | 0:ff40ad3448c5 | 14 | // USB CDC serial port |
SolderSplashLabs | 0:ff40ad3448c5 | 15 | USBSerial pc; |
SolderSplashLabs | 0:ff40ad3448c5 | 16 | |
SolderSplashLabs | 0:ff40ad3448c5 | 17 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 18 | /*! |
SolderSplashLabs | 0:ff40ad3448c5 | 19 | @brief WaitForConnection |
SolderSplashLabs | 0:ff40ad3448c5 | 20 | */ |
SolderSplashLabs | 0:ff40ad3448c5 | 21 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 22 | void WaitForConnection ( void ) |
SolderSplashLabs | 0:ff40ad3448c5 | 23 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 24 | tNetappIpconfigRetArgs ipinfo; |
SolderSplashLabs | 0:ff40ad3448c5 | 25 | |
SolderSplashLabs | 0:ff40ad3448c5 | 26 | while (! ( wifi.is_dhcp_configured() ) ) |
SolderSplashLabs | 0:ff40ad3448c5 | 27 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 28 | // Still not connected |
SolderSplashLabs | 0:ff40ad3448c5 | 29 | pc.printf("No Connection\r\n"); |
SolderSplashLabs | 0:ff40ad3448c5 | 30 | wait(1); |
SolderSplashLabs | 0:ff40ad3448c5 | 31 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 32 | |
SolderSplashLabs | 0:ff40ad3448c5 | 33 | if (( wifi.is_enabled() ) && ( wifi.is_dhcp_configured() )) |
SolderSplashLabs | 0:ff40ad3448c5 | 34 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 35 | wifi.get_ip_config(&ipinfo); |
SolderSplashLabs | 0:ff40ad3448c5 | 36 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 37 | |
SolderSplashLabs | 0:ff40ad3448c5 | 38 | pc.printf("Connected to (%s) %s \r\n", ipinfo.uaSSID, wifi.getIPAddress()); |
SolderSplashLabs | 0:ff40ad3448c5 | 39 | |
SolderSplashLabs | 0:ff40ad3448c5 | 40 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 41 | |
SolderSplashLabs | 0:ff40ad3448c5 | 42 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 43 | /*! |
SolderSplashLabs | 0:ff40ad3448c5 | 44 | @brief WaitForUser |
SolderSplashLabs | 0:ff40ad3448c5 | 45 | */ |
SolderSplashLabs | 0:ff40ad3448c5 | 46 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 47 | void WaitForUser ( void ) |
SolderSplashLabs | 0:ff40ad3448c5 | 48 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 49 | char charIn; |
SolderSplashLabs | 0:ff40ad3448c5 | 50 | |
SolderSplashLabs | 0:ff40ad3448c5 | 51 | pc.printf("Press Enter to Continue\r\n"); |
SolderSplashLabs | 0:ff40ad3448c5 | 52 | |
SolderSplashLabs | 0:ff40ad3448c5 | 53 | while (1) |
SolderSplashLabs | 0:ff40ad3448c5 | 54 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 55 | charIn = pc.getc(); |
SolderSplashLabs | 0:ff40ad3448c5 | 56 | |
SolderSplashLabs | 0:ff40ad3448c5 | 57 | pc.printf("%c", charIn); |
SolderSplashLabs | 0:ff40ad3448c5 | 58 | if ((charIn == '\n') || (charIn == '\r')) |
SolderSplashLabs | 0:ff40ad3448c5 | 59 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 60 | break; |
SolderSplashLabs | 0:ff40ad3448c5 | 61 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 62 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 63 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 64 | |
SolderSplashLabs | 0:ff40ad3448c5 | 65 | |
SolderSplashLabs | 0:ff40ad3448c5 | 66 | const char* UDP_TARGET_IP = "192.168.0.10"; |
SolderSplashLabs | 0:ff40ad3448c5 | 67 | const int UDP_TARGET_PORT = 1500; |
SolderSplashLabs | 0:ff40ad3448c5 | 68 | |
SolderSplashLabs | 0:ff40ad3448c5 | 69 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 70 | /*! |
SolderSplashLabs | 0:ff40ad3448c5 | 71 | @brief UdpTx |
SolderSplashLabs | 0:ff40ad3448c5 | 72 | */ |
SolderSplashLabs | 0:ff40ad3448c5 | 73 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 74 | void UdpTx ( void ) |
SolderSplashLabs | 0:ff40ad3448c5 | 75 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 76 | char message[] = "Hello World\n"; |
SolderSplashLabs | 0:ff40ad3448c5 | 77 | UDPSocket udpSocket; |
SolderSplashLabs | 0:ff40ad3448c5 | 78 | Endpoint target; |
SolderSplashLabs | 0:ff40ad3448c5 | 79 | |
SolderSplashLabs | 0:ff40ad3448c5 | 80 | udpSocket.init(); |
SolderSplashLabs | 0:ff40ad3448c5 | 81 | target.set_address(UDP_TARGET_IP, UDP_TARGET_PORT); |
SolderSplashLabs | 0:ff40ad3448c5 | 82 | |
SolderSplashLabs | 0:ff40ad3448c5 | 83 | pc.printf("Sending UDP Message ..\r\n"); |
SolderSplashLabs | 0:ff40ad3448c5 | 84 | udpSocket.sendTo(target, message, sizeof(message)); |
SolderSplashLabs | 0:ff40ad3448c5 | 85 | pc.printf("UDP Message Sent..\r\n"); |
SolderSplashLabs | 0:ff40ad3448c5 | 86 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 87 | |
SolderSplashLabs | 0:ff40ad3448c5 | 88 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 89 | /*! |
SolderSplashLabs | 0:ff40ad3448c5 | 90 | @brief Init |
SolderSplashLabs | 0:ff40ad3448c5 | 91 | */ |
SolderSplashLabs | 0:ff40ad3448c5 | 92 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 93 | void init() |
SolderSplashLabs | 0:ff40ad3448c5 | 94 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 95 | NVIC_SetPriority(SSP1_IRQn, 0x0); |
SolderSplashLabs | 0:ff40ad3448c5 | 96 | NVIC_SetPriority(PIN_INT0_IRQn, 0x1); |
SolderSplashLabs | 0:ff40ad3448c5 | 97 | |
SolderSplashLabs | 0:ff40ad3448c5 | 98 | // SysTick set to lower priority than Wi-Fi SPI bus interrupt |
SolderSplashLabs | 0:ff40ad3448c5 | 99 | NVIC_SetPriority(SysTick_IRQn, 0x2); |
SolderSplashLabs | 0:ff40ad3448c5 | 100 | |
SolderSplashLabs | 0:ff40ad3448c5 | 101 | // Enable RAM1 |
SolderSplashLabs | 0:ff40ad3448c5 | 102 | LPC_SYSCON->SYSAHBCLKCTRL |= (0x1 << 26); |
SolderSplashLabs | 0:ff40ad3448c5 | 103 | |
SolderSplashLabs | 0:ff40ad3448c5 | 104 | uart.baud(SERIAL_BAUD_RATE); |
SolderSplashLabs | 0:ff40ad3448c5 | 105 | |
SolderSplashLabs | 0:ff40ad3448c5 | 106 | wait(1); |
SolderSplashLabs | 0:ff40ad3448c5 | 107 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 108 | |
SolderSplashLabs | 0:ff40ad3448c5 | 109 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 110 | /*! |
SolderSplashLabs | 0:ff40ad3448c5 | 111 | @brief main loop |
SolderSplashLabs | 0:ff40ad3448c5 | 112 | */ |
SolderSplashLabs | 0:ff40ad3448c5 | 113 | // ------------------------------------------------------------------------------------------------------------ |
SolderSplashLabs | 0:ff40ad3448c5 | 114 | int main( void ) |
SolderSplashLabs | 0:ff40ad3448c5 | 115 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 116 | // Initalise the WiFi Module |
SolderSplashLabs | 0:ff40ad3448c5 | 117 | init(); |
SolderSplashLabs | 0:ff40ad3448c5 | 118 | |
SolderSplashLabs | 0:ff40ad3448c5 | 119 | WaitForUser(); |
SolderSplashLabs | 0:ff40ad3448c5 | 120 | |
SolderSplashLabs | 0:ff40ad3448c5 | 121 | wifi.start(0); |
SolderSplashLabs | 0:ff40ad3448c5 | 122 | |
SolderSplashLabs | 0:ff40ad3448c5 | 123 | WaitForConnection(); |
SolderSplashLabs | 0:ff40ad3448c5 | 124 | |
SolderSplashLabs | 0:ff40ad3448c5 | 125 | while (1) |
SolderSplashLabs | 0:ff40ad3448c5 | 126 | { |
SolderSplashLabs | 0:ff40ad3448c5 | 127 | WaitForUser(); |
SolderSplashLabs | 0:ff40ad3448c5 | 128 | UdpTx(); |
SolderSplashLabs | 0:ff40ad3448c5 | 129 | } |
SolderSplashLabs | 0:ff40ad3448c5 | 130 | } |