Nuvoton
/
NuMaker-mbed-wifi-tcp
NuMaker WiFi TCP Example
main.cpp@16:f705110e6c04, 2018-09-25 (annotated)
- Committer:
- ccli8
- Date:
- Tue Sep 25 13:21:49 2018 +0800
- Revision:
- 16:f705110e6c04
- Parent:
- 15:32a6a29ffcb3
- Child:
- 17:9d31fd2023fd
Support NUMAKER_PFN_M2351/NUMAKER_IOT_M487 on-board ESP8266
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
cyliang | 0:2198c8de64fe | 1 | |
cyliang | 0:2198c8de64fe | 2 | #include <algorithm> |
cyliang | 0:2198c8de64fe | 3 | #include "mbed.h" |
ccli8 |
15:32a6a29ffcb3 | 4 | #include "mbed_stats.h" |
cyliang | 0:2198c8de64fe | 5 | #include "TCPSocket.h" |
cyliang | 0:2198c8de64fe | 6 | #include "unity/unity.h" |
cyliang | 0:2198c8de64fe | 7 | |
cyliang | 0:2198c8de64fe | 8 | |
cyliang | 0:2198c8de64fe | 9 | //#define LOCAL_LAN |
cyliang | 0:2198c8de64fe | 10 | |
cyliang | 0:2198c8de64fe | 11 | #define ETHERNET 1 |
cyliang | 0:2198c8de64fe | 12 | #define WIFI 2 |
cyliang | 0:2198c8de64fe | 13 | #define MESH_LOWPAN_ND 3 |
cyliang | 0:2198c8de64fe | 14 | #define MESH_THREAD 4 |
cyliang | 0:2198c8de64fe | 15 | |
cyliang | 0:2198c8de64fe | 16 | #if MBED_CONF_APP_NETWORK_INTERFACE == WIFI |
ccli8 |
16:f705110e6c04 | 17 | #define ESP8266_AT_ONBOARD 1 // On-board ESP8266 |
ccli8 |
16:f705110e6c04 | 18 | #define ESP8266_AT_EXTERN 2 // External ESP8266 through UNO D1/D0 |
ccli8 |
16:f705110e6c04 | 19 | |
ccli8 |
16:f705110e6c04 | 20 | #define ESP8266_AT_SEL ESP8266_AT_ONBOARD |
ccli8 |
16:f705110e6c04 | 21 | #endif |
ccli8 |
16:f705110e6c04 | 22 | |
ccli8 |
16:f705110e6c04 | 23 | #if MBED_CONF_APP_NETWORK_INTERFACE == WIFI |
cyliang | 0:2198c8de64fe | 24 | #include "ESP8266Interface.h" |
ccli8 |
16:f705110e6c04 | 25 | # if ESP8266_AT_SEL == ESP8266_AT_ONBOARD |
ccli8 |
16:f705110e6c04 | 26 | # if TARGET_NUMAKER_IOT_M487 |
ccli8 |
16:f705110e6c04 | 27 | DigitalOut esp_rst(PH_3, 0); // Simulate reset button pressed |
ccli8 |
16:f705110e6c04 | 28 | ESP8266Interface esp(PH_8, PH_9); |
ccli8 |
16:f705110e6c04 | 29 | # elif TARGET_NUMAKER_PFM_M2351 |
ccli8 |
16:f705110e6c04 | 30 | DigitalIn esp_gpio0(PD_6); // Go boot mode by default |
ccli8 |
16:f705110e6c04 | 31 | // User can change to F/W update mode by short'ing ESP8266 GPIO0/GND |
ccli8 |
16:f705110e6c04 | 32 | // before power-on |
ccli8 |
16:f705110e6c04 | 33 | DigitalOut esp_pwr_off(PD_7, 1); // Disable power to on-board ESP8266 |
ccli8 |
16:f705110e6c04 | 34 | ESP8266Interface esp(PD_1, PD_0); |
ccli8 |
16:f705110e6c04 | 35 | # endif |
ccli8 |
16:f705110e6c04 | 36 | # elif ESP8266_AT_SEL == ESP8266_AT_EXTERN |
cyliang | 0:2198c8de64fe | 37 | ESP8266Interface esp(D1, D0); |
ccli8 |
16:f705110e6c04 | 38 | # endif |
cyliang | 0:2198c8de64fe | 39 | #elif MBED_CONF_APP_NETWORK_INTERFACE == ETHERNET |
cyliang | 0:2198c8de64fe | 40 | #include "EthernetInterface.h" |
cyliang | 0:2198c8de64fe | 41 | EthernetInterface eth; |
cyliang | 0:2198c8de64fe | 42 | #elif MBED_CONF_APP_NETWORK_INTERFACE == MESH_LOWPAN_ND |
cyliang | 0:2198c8de64fe | 43 | #define MESH |
cyliang | 0:2198c8de64fe | 44 | #include "NanostackInterface.h" |
cyliang | 0:2198c8de64fe | 45 | LoWPANNDInterface mesh; |
cyliang | 0:2198c8de64fe | 46 | #elif MBED_CONF_APP_NETWORK_INTERFACE == MESH_THREAD |
cyliang | 0:2198c8de64fe | 47 | #define MESH |
cyliang | 0:2198c8de64fe | 48 | #include "NanostackInterface.h" |
cyliang | 0:2198c8de64fe | 49 | ThreadInterface mesh; |
cyliang | 0:2198c8de64fe | 50 | #endif |
cyliang | 0:2198c8de64fe | 51 | |
cyliang | 0:2198c8de64fe | 52 | namespace { |
cyliang | 0:2198c8de64fe | 53 | // Test connection information |
cyliang | 0:2198c8de64fe | 54 | #ifndef LOCAL_LAN |
ccli8 |
11:658411c71934 | 55 | const char *HTTP_SERVER_NAME = "os.mbed.com"; |
cyliang | 0:2198c8de64fe | 56 | #else |
cyliang | 0:2198c8de64fe | 57 | const char *HTTP_SERVER_NAME = "pt22_winserver2.nuvoton.com"; |
cyliang | 0:2198c8de64fe | 58 | #endif |
cyliang | 0:2198c8de64fe | 59 | |
cyliang | 0:2198c8de64fe | 60 | #ifndef LOCAL_LAN |
cyliang | 0:2198c8de64fe | 61 | const char *HTTP_SERVER_FILE_PATH = "/media/uploads/mbed_official/hello.txt"; |
cyliang | 0:2198c8de64fe | 62 | const int HTTP_SERVER_PORT = 80; |
cyliang | 0:2198c8de64fe | 63 | #else |
cyliang | 0:2198c8de64fe | 64 | const char *HTTP_SERVER_FILE_PATH = "/examples/arm_mbed/hello.txt"; |
cyliang | 0:2198c8de64fe | 65 | const int HTTP_SERVER_PORT = 8080; |
cyliang | 0:2198c8de64fe | 66 | #endif |
cyliang | 0:2198c8de64fe | 67 | |
cyliang | 0:2198c8de64fe | 68 | |
cyliang | 0:2198c8de64fe | 69 | const int RECV_BUFFER_SIZE = 512; |
cyliang | 0:2198c8de64fe | 70 | |
cyliang | 0:2198c8de64fe | 71 | // Test related data |
cyliang | 0:2198c8de64fe | 72 | const char *HTTP_OK_STR = "200 OK"; |
cyliang | 0:2198c8de64fe | 73 | const char *HTTP_HELLO_STR = "Hello world!"; |
cyliang | 0:2198c8de64fe | 74 | |
cyliang | 0:2198c8de64fe | 75 | // Test buffers |
cyliang | 0:2198c8de64fe | 76 | char buffer[RECV_BUFFER_SIZE] = {0}; |
cyliang | 0:2198c8de64fe | 77 | } |
cyliang | 0:2198c8de64fe | 78 | |
cyliang | 0:2198c8de64fe | 79 | bool find_substring(const char *first, const char *last, const char *s_first, const char *s_last) { |
cyliang | 0:2198c8de64fe | 80 | const char *f = std::search(first, last, s_first, s_last); |
cyliang | 0:2198c8de64fe | 81 | return (f != last); |
cyliang | 0:2198c8de64fe | 82 | } |
cyliang | 0:2198c8de64fe | 83 | |
cyliang | 0:2198c8de64fe | 84 | |
cyliang | 0:2198c8de64fe | 85 | Serial output(USBTX, USBRX); |
cyliang | 0:2198c8de64fe | 86 | |
cyliang | 0:2198c8de64fe | 87 | int main() { |
ccli8 |
16:f705110e6c04 | 88 | #if MBED_CONF_APP_NETWORK_INTERFACE == WIFI |
ccli8 |
16:f705110e6c04 | 89 | # if ESP8266_AT_SEL == ESP8266_AT_ONBOARD |
ccli8 |
16:f705110e6c04 | 90 | # if TARGET_NUMAKER_IOT_M487 |
ccli8 |
16:f705110e6c04 | 91 | wait_ms(5); |
ccli8 |
16:f705110e6c04 | 92 | esp_rst = 1; // Simulate reset button released |
ccli8 |
16:f705110e6c04 | 93 | wait_ms(5); |
ccli8 |
16:f705110e6c04 | 94 | # elif TARGET_NUMAKER_PFM_M2351 |
ccli8 |
16:f705110e6c04 | 95 | wait_ms(50); |
ccli8 |
16:f705110e6c04 | 96 | esp_pwr_off = 0; // Turn on on-board ESP8266 |
ccli8 |
16:f705110e6c04 | 97 | wait_ms(50); |
ccli8 |
16:f705110e6c04 | 98 | # endif |
ccli8 |
16:f705110e6c04 | 99 | # endif |
ccli8 |
16:f705110e6c04 | 100 | #endif |
ccli8 |
16:f705110e6c04 | 101 | |
ccli8 |
15:32a6a29ffcb3 | 102 | #if MBED_HEAP_STATS_ENABLED |
ccli8 |
15:32a6a29ffcb3 | 103 | mbed_stats_heap_t heap_stats; |
ccli8 |
15:32a6a29ffcb3 | 104 | #endif |
ccli8 |
15:32a6a29ffcb3 | 105 | |
cyliang | 0:2198c8de64fe | 106 | // Sets the console baud-rate |
cyliang | 0:2198c8de64fe | 107 | output.baud(115200); |
cyliang | 0:2198c8de64fe | 108 | output.printf(" Start WiFi test \r\n"); |
cyliang | 0:2198c8de64fe | 109 | |
cyliang | 0:2198c8de64fe | 110 | bool result = true; |
ccli8 |
15:32a6a29ffcb3 | 111 | int rc = 0; |
cyliang | 0:2198c8de64fe | 112 | |
cyliang | 0:2198c8de64fe | 113 | output.printf(" Start Connection ... \r\n"); |
cyliang | 0:2198c8de64fe | 114 | |
cyliang | 0:2198c8de64fe | 115 | |
cyliang | 0:2198c8de64fe | 116 | NetworkInterface *network_interface = 0; |
cyliang | 0:2198c8de64fe | 117 | |
cyliang | 0:2198c8de64fe | 118 | #if MBED_CONF_APP_NETWORK_INTERFACE == WIFI |
cyliang | 0:2198c8de64fe | 119 | output.printf("\n\rUsing WiFi \r\n"); |
cyliang | 0:2198c8de64fe | 120 | output.printf("\n\rConnecting to WiFi..\r\n"); |
cyliang | 13:be6ec74c5987 | 121 | rc = esp.connect(MBED_CONF_APP_WIFI_SSID, MBED_CONF_APP_WIFI_PASSWORD, NSAPI_SECURITY_WPA_WPA2); |
cyliang | 0:2198c8de64fe | 122 | network_interface = &esp; |
cyliang | 0:2198c8de64fe | 123 | #elif MBED_CONF_APP_NETWORK_INTERFACE == ETHERNET |
cyliang | 0:2198c8de64fe | 124 | output.printf("Using Ethernet\r\n"); |
cyliang | 0:2198c8de64fe | 125 | rc = eth.connect(); |
cyliang | 0:2198c8de64fe | 126 | network_interface = ð |
cyliang | 0:2198c8de64fe | 127 | #endif |
cyliang | 0:2198c8de64fe | 128 | #ifdef MESH |
cyliang | 0:2198c8de64fe | 129 | output.printf("Using Mesh\r\n"); |
cyliang | 0:2198c8de64fe | 130 | output.printf("\n\rConnecting to Mesh..\r\n"); |
cyliang | 0:2198c8de64fe | 131 | rc = mesh.connect(); |
cyliang | 0:2198c8de64fe | 132 | network_interface = &mesh; |
cyliang | 0:2198c8de64fe | 133 | #endif |
cyliang | 0:2198c8de64fe | 134 | |
cyliang | 0:2198c8de64fe | 135 | if(rc == 0) { |
cyliang | 0:2198c8de64fe | 136 | output.printf("\n\rConnected to Network successfully\r\n"); |
cyliang | 0:2198c8de64fe | 137 | } else { |
cyliang | 0:2198c8de64fe | 138 | output.printf("\n\rConnection to Network Failed %d! Exiting application....\r\n", rc); |
cyliang | 0:2198c8de64fe | 139 | return 0; |
cyliang | 0:2198c8de64fe | 140 | } |
cyliang | 0:2198c8de64fe | 141 | |
cyliang | 0:2198c8de64fe | 142 | output.printf("TCP client IP Address is %s\r\n", network_interface->get_ip_address()); |
cyliang | 0:2198c8de64fe | 143 | |
cyliang | 0:2198c8de64fe | 144 | TCPSocket sock(network_interface); |
cyliang | 0:2198c8de64fe | 145 | output.printf(" HTTP Connection ... \r\n"); |
cyliang | 0:2198c8de64fe | 146 | if (sock.connect(HTTP_SERVER_NAME, HTTP_SERVER_PORT) == 0) { |
cyliang | 0:2198c8de64fe | 147 | output.printf("HTTP: Connected to %s:%d\r\n", HTTP_SERVER_NAME, HTTP_SERVER_PORT); |
cyliang | 0:2198c8de64fe | 148 | |
cyliang | 0:2198c8de64fe | 149 | // We are constructing GET command like this: |
cyliang | 0:2198c8de64fe | 150 | // GET http://developer.mbed.org/media/uploads/mbed_official/hello.txt HTTP/1.0\n\n |
cyliang | 0:2198c8de64fe | 151 | strcpy(buffer, "GET http://"); |
cyliang | 0:2198c8de64fe | 152 | strcat(buffer, HTTP_SERVER_NAME); |
cyliang | 0:2198c8de64fe | 153 | strcat(buffer, HTTP_SERVER_FILE_PATH); |
cyliang | 0:2198c8de64fe | 154 | strcat(buffer, " HTTP/1.0\n\n"); |
cyliang | 0:2198c8de64fe | 155 | // Send GET command |
cyliang | 0:2198c8de64fe | 156 | sock.send(buffer, strlen(buffer)); |
cyliang | 0:2198c8de64fe | 157 | |
cyliang | 0:2198c8de64fe | 158 | // Server will respond with HTTP GET's success code |
cyliang | 0:2198c8de64fe | 159 | const int ret = sock.recv(buffer, sizeof(buffer) - 1); |
cyliang | 0:2198c8de64fe | 160 | buffer[ret] = '\0'; |
cyliang | 0:2198c8de64fe | 161 | |
cyliang | 0:2198c8de64fe | 162 | // Find 200 OK HTTP status in reply |
cyliang | 0:2198c8de64fe | 163 | bool found_200_ok = find_substring(buffer, buffer + ret, HTTP_OK_STR, HTTP_OK_STR + strlen(HTTP_OK_STR)); |
cyliang | 0:2198c8de64fe | 164 | // Find "Hello World!" string in reply |
cyliang | 0:2198c8de64fe | 165 | bool found_hello = find_substring(buffer, buffer + ret, HTTP_HELLO_STR, HTTP_HELLO_STR + strlen(HTTP_HELLO_STR)); |
cyliang | 0:2198c8de64fe | 166 | |
cyliang | 0:2198c8de64fe | 167 | if (!found_200_ok) result = false; |
cyliang | 0:2198c8de64fe | 168 | if (!found_hello) result = false; |
cyliang | 0:2198c8de64fe | 169 | |
cyliang | 0:2198c8de64fe | 170 | output.printf("HTTP: Received %d chars from server\r\n", ret); |
cyliang | 0:2198c8de64fe | 171 | output.printf("HTTP: Received 200 OK status ... %s\r\n", found_200_ok ? "[OK]" : "[FAIL]"); |
cyliang | 0:2198c8de64fe | 172 | output.printf("HTTP: Received '%s' status ... %s\r\n", HTTP_HELLO_STR, found_hello ? "[OK]" : "[FAIL]"); |
cyliang | 0:2198c8de64fe | 173 | output.printf("HTTP: Received massage:\r\n\r\n"); |
cyliang | 0:2198c8de64fe | 174 | output.printf("%s", buffer); |
cyliang | 0:2198c8de64fe | 175 | } |
cyliang | 0:2198c8de64fe | 176 | |
ccli8 |
15:32a6a29ffcb3 | 177 | #if MBED_HEAP_STATS_ENABLED |
ccli8 |
15:32a6a29ffcb3 | 178 | mbed_stats_heap_get(&heap_stats); |
ccli8 |
15:32a6a29ffcb3 | 179 | printf("Current heap: %lu\r\n", heap_stats.current_size); |
ccli8 |
15:32a6a29ffcb3 | 180 | printf("Max heap size: %lu\r\n", heap_stats.max_size); |
cyliang | 0:2198c8de64fe | 181 | #endif |
ccli8 |
15:32a6a29ffcb3 | 182 | |
cyliang | 0:2198c8de64fe | 183 | output.printf(" Close socket & disconnect ... \r\n"); |
cyliang | 0:2198c8de64fe | 184 | sock.close(); |
cyliang | 0:2198c8de64fe | 185 | |
cyliang | 0:2198c8de64fe | 186 | #if MBED_CONF_APP_NETWORK_INTERFACE == WIFI |
ccli8 |
15:32a6a29ffcb3 | 187 | esp.disconnect(); |
cyliang | 0:2198c8de64fe | 188 | #elif MBED_CONF_APP_NETWORK_INTERFACE == ETHERNET |
ccli8 |
15:32a6a29ffcb3 | 189 | eth.disconnect(); |
cyliang | 0:2198c8de64fe | 190 | #elif MBED_CONF_APP_NETWORK_INTERFACE == MESH_LOWPAN_ND |
ccli8 |
15:32a6a29ffcb3 | 191 | mesh.disconnect(); |
cyliang | 0:2198c8de64fe | 192 | #elif MBED_CONF_APP_NETWORK_INTERFACE == MESH_THREAD |
ccli8 |
15:32a6a29ffcb3 | 193 | mesh.disconnect(); |
cyliang | 0:2198c8de64fe | 194 | #endif |
cyliang | 0:2198c8de64fe | 195 | output.printf(" End \r\n"); |
cyliang | 0:2198c8de64fe | 196 | } |