[136] | 1 | /**
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| 2 | * @example TCPClientSingleUNO.ino
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| 3 | * @brief The TCPClientSingleUNO demo of library WeeESP8266.
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| 4 | * @author Wu Pengfei<pengfei.wu@itead.cc>
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| 5 | * @date 2015.03
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| 6 | *
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| 7 | * @par Copyright:
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| 8 | * Copyright (c) 2015 ITEAD Intelligent Systems Co., Ltd. \n\n
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| 9 | * This program is free software; you can redistribute it and/or
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| 10 | * modify it under the terms of the GNU General Public License as
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| 11 | * published by the Free Software Foundation; either version 2 of
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| 12 | * the License, or (at your option) any later version. \n\n
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| 13 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| 14 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 15 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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| 16 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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| 17 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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| 18 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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| 19 | * THE SOFTWARE.
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| 20 | */
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| 21 | #include "ESP8266.h"
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| 22 | #include <SoftwareSerial.h>
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| 23 |
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| 24 | #define SSID "ITEAD"
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| 25 | #define PASSWORD "12345678"
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| 26 | #define HOST_NAME "172.16.5.12"
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| 27 | #define HOST_PORT (8090)
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| 28 |
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| 29 | SoftwareSerial mySerial(3, 2); /* RX:D3, TX:D2 */
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| 30 | ESP8266 wifi(mySerial);
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| 31 |
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| 32 | void setup(void)
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| 33 | {
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| 34 | Serial.begin(9600);
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| 35 | Serial.print("setup begin\r\n");
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| 36 |
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| 37 | Serial.print("FW Version:");
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| 38 | Serial.println(wifi.getVersion().c_str());
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| 39 |
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| 40 | if (wifi.setOprToStationSoftAP()) {
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| 41 | Serial.print("to station + softap ok\r\n");
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| 42 | } else {
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| 43 | Serial.print("to station + softap err\r\n");
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| 44 | }
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| 45 |
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| 46 | if (wifi.joinAP(SSID, PASSWORD)) {
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| 47 | Serial.print("Join AP success\r\n");
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| 48 | Serial.print("IP:");
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| 49 | Serial.println( wifi.getLocalIP().c_str());
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| 50 | } else {
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| 51 | Serial.print("Join AP failure\r\n");
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| 52 | }
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| 53 |
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| 54 | if (wifi.disableMUX()) {
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| 55 | Serial.print("single ok\r\n");
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| 56 | } else {
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| 57 | Serial.print("single err\r\n");
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| 58 | }
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| 59 |
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| 60 | Serial.print("setup end\r\n");
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| 61 | }
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| 62 |
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| 63 | void loop(void)
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| 64 | {
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| 65 | uint8_t buffer[128] = {0};
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| 66 |
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| 67 | if (wifi.createTCP(HOST_NAME, HOST_PORT)) {
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| 68 | Serial.print("create tcp ok\r\n");
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| 69 | } else {
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| 70 | Serial.print("create tcp err\r\n");
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| 71 | }
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| 72 |
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| 73 | char *hello = "Hello, this is client!";
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| 74 | wifi.send((const uint8_t*)hello, strlen(hello));
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| 75 |
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| 76 | uint32_t len = wifi.recv(buffer, sizeof(buffer), 10000);
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| 77 | if (len > 0) {
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| 78 | Serial.print("Received:[");
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| 79 | for(uint32_t i = 0; i < len; i++) {
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| 80 | Serial.print((char)buffer[i]);
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| 81 | }
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| 82 | Serial.print("]\r\n");
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| 83 | }
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| 84 |
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| 85 | if (wifi.releaseTCP()) {
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| 86 | Serial.print("release tcp ok\r\n");
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| 87 | } else {
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| 88 | Serial.print("release tcp err\r\n");
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| 89 | }
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| 90 | delay(5000);
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| 91 | }
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| 92 |
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