Li Weiyi / Mbed 2 deprecated ESP8266BlynkWeatherStation

work.

Dependencies:   Blynk mbed

BlynkSimpleShieldEsp8266_HardSer.h@4:e5018e5ba340, 2016-06-16 (annotated)

Committer:
lixianyu
Date:
Thu Jun 16 08:12:33 2016 +0000
Revision:
4:e5018e5ba340
Parent:
3:4cd9171ba989 
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Who changed what in which revision?

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lixianyu 3:4cd9171ba989 1 /**
lixianyu 3:4cd9171ba989 2 * @file BlynkSimpleShieldEsp8266.h
lixianyu 3:4cd9171ba989 3 * @author Volodymyr Shymanskyy
lixianyu 3:4cd9171ba989 4 * @license This project is released under the MIT License (MIT)
lixianyu 3:4cd9171ba989 5 * @copyright Copyright (c) 2015 Volodymyr Shymanskyy
lixianyu 3:4cd9171ba989 6 * @date Jun 2015
lixianyu 3:4cd9171ba989 7 * @brief
lixianyu 3:4cd9171ba989 8 *
lixianyu 3:4cd9171ba989 9 */
lixianyu 3:4cd9171ba989 10
lixianyu 3:4cd9171ba989 11 #ifndef BlynkSimpleShieldEsp8266_h
lixianyu 3:4cd9171ba989 12 #define BlynkSimpleShieldEsp8266_h
lixianyu 3:4cd9171ba989 13
lixianyu 3:4cd9171ba989 14 #ifdef ESP8266
lixianyu 3:4cd9171ba989 15 #error This code is not intended to run on the ESP8266 platform! Please check your Tools->Board setting.
lixianyu 3:4cd9171ba989 16 #endif
lixianyu 3:4cd9171ba989 17
lixianyu 3:4cd9171ba989 18 #ifndef BLYNK_INFO_CONNECTION
lixianyu 3:4cd9171ba989 19 #define BLYNK_INFO_CONNECTION "ESP8266"
lixianyu 3:4cd9171ba989 20 #endif
lixianyu 3:4cd9171ba989 21
lixianyu 3:4cd9171ba989 22 extern Serial pc;
lixianyu 3:4cd9171ba989 23 //#define LOG_ESP8266
lixianyu 3:4cd9171ba989 24 #ifdef LOG_ESP8266
lixianyu 3:4cd9171ba989 25 #define ESP8266_LOG pc.printf
lixianyu 3:4cd9171ba989 26 #define LOG_ENTER ESP8266_LOG("Enter %s\r\n", __func__);
lixianyu 3:4cd9171ba989 27 #else
lixianyu 3:4cd9171ba989 28 #define ESP8266_LOG(...)
lixianyu 3:4cd9171ba989 29 #define LOG_ENTER
lixianyu 3:4cd9171ba989 30 #endif
lixianyu 3:4cd9171ba989 31
lixianyu 3:4cd9171ba989 32 #define BLYNK_SEND_ATOMIC
lixianyu 3:4cd9171ba989 33
lixianyu 3:4cd9171ba989 34 // TODO: Remove this hotfix
lixianyu 3:4cd9171ba989 35 #define BLYNK_NO_INFO
lixianyu 3:4cd9171ba989 36
lixianyu 3:4cd9171ba989 37 //#include <BlynkApiArduino.h>
lixianyu 3:4cd9171ba989 38 #include <BlynkApiMbed.h>
lixianyu 3:4cd9171ba989 39 #include <Blynk/BlynkProtocol.h>
lixianyu 3:4cd9171ba989 40 #include <utility/BlynkFifo.h>
lixianyu 3:4cd9171ba989 41 #include <ESP8266_HardSer.h>
lixianyu 3:4cd9171ba989 42
lixianyu 3:4cd9171ba989 43 class BlynkTransportShieldEsp8266
lixianyu 3:4cd9171ba989 44 {
lixianyu 3:4cd9171ba989 45 static void onData(uint8_t mux_id, uint32_t len, void* ptr) {
lixianyu 3:4cd9171ba989 46 ((BlynkTransportShieldEsp8266*)ptr)->onData(mux_id, len);
lixianyu 3:4cd9171ba989 47 }
lixianyu 3:4cd9171ba989 48
lixianyu 3:4cd9171ba989 49 void onData(uint8_t mux_id, uint32_t len) {
lixianyu 3:4cd9171ba989 50 //BLYNK_LOG2("Got ", len);
lixianyu 3:4cd9171ba989 51 while (len) {
lixianyu 3:4cd9171ba989 52 if (client->getUart()->readable()) {
lixianyu 3:4cd9171ba989 53 uint8_t b = client->getUart()->getc();
lixianyu 3:4cd9171ba989 54 if(!buffer.push(b)) {
lixianyu 3:4cd9171ba989 55 BLYNK_LOG1(BLYNK_F("Buffer overflow"));
lixianyu 3:4cd9171ba989 56 ESP8266_LOG(BLYNK_F("Buffer overflow"));
lixianyu 3:4cd9171ba989 57 }
lixianyu 3:4cd9171ba989 58 len--;
lixianyu 3:4cd9171ba989 59 }
lixianyu 3:4cd9171ba989 60 }
lixianyu 3:4cd9171ba989 61 }
lixianyu 3:4cd9171ba989 62
lixianyu 3:4cd9171ba989 63 public:
lixianyu 3:4cd9171ba989 64 BlynkTransportShieldEsp8266()
lixianyu 3:4cd9171ba989 65 : client(NULL)
lixianyu 3:4cd9171ba989 66 , status(false)
lixianyu 3:4cd9171ba989 67 , domain(NULL)
lixianyu 3:4cd9171ba989 68 , port(0)
lixianyu 3:4cd9171ba989 69 {}
lixianyu 3:4cd9171ba989 70
lixianyu 3:4cd9171ba989 71 void begin_domain(ESP8266* esp8266, const char* d, uint16_t p) {
lixianyu 3:4cd9171ba989 72 LOG_ENTER;
lixianyu 3:4cd9171ba989 73 client = esp8266;
lixianyu 3:4cd9171ba989 74 client->setOnData(onData, this);
lixianyu 3:4cd9171ba989 75 domain = d;
lixianyu 3:4cd9171ba989 76 port = p;
lixianyu 3:4cd9171ba989 77 }
lixianyu 3:4cd9171ba989 78
lixianyu 3:4cd9171ba989 79 bool connect() {
lixianyu 3:4cd9171ba989 80 ESP8266_LOG("connect(), domain = %s, port = %d\r\n", domain, port);
lixianyu 3:4cd9171ba989 81 if (!domain || !port)
lixianyu 3:4cd9171ba989 82 return false;
lixianyu 3:4cd9171ba989 83 status = client->createTCP(domain, port);
lixianyu 3:4cd9171ba989 84 return status;
lixianyu 3:4cd9171ba989 85 }
lixianyu 3:4cd9171ba989 86
lixianyu 3:4cd9171ba989 87 void disconnect() {
lixianyu 3:4cd9171ba989 88 #if 0
lixianyu 3:4cd9171ba989 89 LOG_ENTER;
lixianyu 3:4cd9171ba989 90
lixianyu 3:4cd9171ba989 91 status = false;
lixianyu 3:4cd9171ba989 92 buffer.clear();
lixianyu 3:4cd9171ba989 93 client->releaseTCP();
lixianyu 3:4cd9171ba989 94 #endif
lixianyu 3:4cd9171ba989 95 }
lixianyu 3:4cd9171ba989 96
lixianyu 3:4cd9171ba989 97 size_t read(void* buf, size_t len) {
lixianyu 3:4cd9171ba989 98 uint32_t start = millis();
lixianyu 3:4cd9171ba989 99 ESP8266_LOG("Waiting: %d, Occuied: %d\r\n", len, buffer.getOccupied());
lixianyu 3:4cd9171ba989 100 //BLYNK_LOG4("Waiting: ", len, " Occuied: ", buffer.getOccupied());
lixianyu 3:4cd9171ba989 101 while ((buffer.getOccupied() < len) && (millis() - start < 4500)) {
lixianyu 3:4cd9171ba989 102 client->run();
lixianyu 3:4cd9171ba989 103 }
lixianyu 3:4cd9171ba989 104 return buffer.read((uint8_t*)buf, len);
lixianyu 3:4cd9171ba989 105 }
lixianyu 3:4cd9171ba989 106 size_t write(const void* buf, size_t len) {
lixianyu 3:4cd9171ba989 107 ESP8266_LOG("Enter write, len = %d\r\n", len);
lixianyu 3:4cd9171ba989 108 if (client->send((const uint8_t*)buf, len)) {
lixianyu 3:4cd9171ba989 109 return len;
lixianyu 3:4cd9171ba989 110 }
lixianyu 3:4cd9171ba989 111 return 0;
lixianyu 3:4cd9171ba989 112 }
lixianyu 3:4cd9171ba989 113
lixianyu 3:4cd9171ba989 114 bool connected() {
lixianyu 3:4cd9171ba989 115 return status;
lixianyu 3:4cd9171ba989 116 }
lixianyu 3:4cd9171ba989 117
lixianyu 3:4cd9171ba989 118 int available() {
lixianyu 3:4cd9171ba989 119 LOG_ENTER;
lixianyu 3:4cd9171ba989 120 client->run();
lixianyu 3:4cd9171ba989 121 //BLYNK_LOG2("Still: ", buffer.getOccupied());
lixianyu 3:4cd9171ba989 122 return buffer.getOccupied();
lixianyu 3:4cd9171ba989 123 }
lixianyu 3:4cd9171ba989 124
lixianyu 3:4cd9171ba989 125 private:
lixianyu 3:4cd9171ba989 126 ESP8266* client;
lixianyu 3:4cd9171ba989 127 bool status;
lixianyu 3:4cd9171ba989 128 BlynkFifo<uint8_t,256> buffer;
lixianyu 3:4cd9171ba989 129 const char* domain;
lixianyu 3:4cd9171ba989 130 uint16_t port;
lixianyu 3:4cd9171ba989 131 };
lixianyu 3:4cd9171ba989 132
lixianyu 3:4cd9171ba989 133 class BlynkWifi
lixianyu 3:4cd9171ba989 134 : public BlynkProtocol<BlynkTransportShieldEsp8266>
lixianyu 3:4cd9171ba989 135 {
lixianyu 3:4cd9171ba989 136 typedef BlynkProtocol<BlynkTransportShieldEsp8266> Base;
lixianyu 3:4cd9171ba989 137 public:
lixianyu 3:4cd9171ba989 138 BlynkWifi(BlynkTransportShieldEsp8266& transp)
lixianyu 3:4cd9171ba989 139 : Base(transp)
lixianyu 3:4cd9171ba989 140 , wifi(NULL)
lixianyu 3:4cd9171ba989 141 {}
lixianyu 3:4cd9171ba989 142
lixianyu 3:4cd9171ba989 143 bool connectWiFi(const char* ssid, const char* pass) {
lixianyu 3:4cd9171ba989 144 LOG_ENTER;
lixianyu 3:4cd9171ba989 145 delay(500);
lixianyu 3:4cd9171ba989 146 BLYNK_LOG2(BLYNK_F("Connecting to "), ssid);
lixianyu 3:4cd9171ba989 147 ESP8266_LOG(BLYNK_F("Connecting to %s\r\n"), ssid);
lixianyu 3:4cd9171ba989 148 /*if (!wifi->restart()) {
lixianyu 3:4cd9171ba989 149 BLYNK_LOG1(BLYNK_F("Failed to restart"));
lixianyu 3:4cd9171ba989 150 return false;
lixianyu 3:4cd9171ba989 151 }*/
lixianyu 3:4cd9171ba989 152 if (!wifi->setEcho(0)) {
lixianyu 3:4cd9171ba989 153 BLYNK_LOG1(BLYNK_F("Failed to disable Echo"));
lixianyu 3:4cd9171ba989 154 ESP8266_LOG(BLYNK_F("Failed to disable Echo"));
lixianyu 3:4cd9171ba989 155 return false;
lixianyu 3:4cd9171ba989 156 }
lixianyu 3:4cd9171ba989 157 if (!wifi->setOprToStation()) {
lixianyu 3:4cd9171ba989 158 BLYNK_LOG1(BLYNK_F("Failed to set STA mode"));
lixianyu 3:4cd9171ba989 159 ESP8266_LOG(BLYNK_F("Failed to set STA mode"));
lixianyu 3:4cd9171ba989 160 return false;
lixianyu 3:4cd9171ba989 161 }
lixianyu 3:4cd9171ba989 162 if (wifi->joinAP(ssid, pass)) {
lixianyu 3:4cd9171ba989 163 BLYNK_LOG2(BLYNK_F("IP: "), wifi->getLocalIP().c_str());
lixianyu 3:4cd9171ba989 164 ESP8266_LOG(BLYNK_F("IP: "), wifi->getLocalIP().c_str());
lixianyu 3:4cd9171ba989 165 } else {
lixianyu 3:4cd9171ba989 166 BLYNK_LOG1(BLYNK_F("Failed to connect WiFi"));
lixianyu 3:4cd9171ba989 167 ESP8266_LOG(BLYNK_F("Failed to connect WiFi"));
lixianyu 3:4cd9171ba989 168 return false;
lixianyu 3:4cd9171ba989 169 }
lixianyu 3:4cd9171ba989 170 if (!wifi->disableMUX()) {
lixianyu 3:4cd9171ba989 171 BLYNK_LOG1(BLYNK_F("Failed to disable MUX"));
lixianyu 3:4cd9171ba989 172 ESP8266_LOG(BLYNK_F("Failed to disable MUX"));
lixianyu 3:4cd9171ba989 173 }
lixianyu 3:4cd9171ba989 174 BLYNK_LOG1(BLYNK_F("Connected to WiFi"));
lixianyu 3:4cd9171ba989 175 ESP8266_LOG(BLYNK_F("Connected to WiFi"));
lixianyu 3:4cd9171ba989 176 return true;
lixianyu 3:4cd9171ba989 177 }
lixianyu 3:4cd9171ba989 178
lixianyu 3:4cd9171ba989 179 void config(ESP8266& esp8266,
lixianyu 3:4cd9171ba989 180 const char* auth,
lixianyu 3:4cd9171ba989 181 const char* domain = BLYNK_DEFAULT_DOMAIN,
lixianyu 3:4cd9171ba989 182 uint16_t port = BLYNK_DEFAULT_PORT) {
lixianyu 3:4cd9171ba989 183 LOG_ENTER;
lixianyu 3:4cd9171ba989 184 Base::begin(auth);
lixianyu 3:4cd9171ba989 185 wifi = &esp8266;
lixianyu 3:4cd9171ba989 186 this->conn.begin_domain(wifi, domain, port);
lixianyu 3:4cd9171ba989 187 }
lixianyu 3:4cd9171ba989 188
lixianyu 3:4cd9171ba989 189 void begin(const char* auth,
lixianyu 3:4cd9171ba989 190 ESP8266& esp8266,
lixianyu 3:4cd9171ba989 191 const char* ssid,
lixianyu 3:4cd9171ba989 192 const char* pass,
lixianyu 3:4cd9171ba989 193 const char* domain = BLYNK_DEFAULT_DOMAIN,
lixianyu 3:4cd9171ba989 194 uint16_t port = BLYNK_DEFAULT_PORT) {
lixianyu 3:4cd9171ba989 195 LOG_ENTER;
lixianyu 3:4cd9171ba989 196 config(esp8266, auth, domain, port);
lixianyu 3:4cd9171ba989 197 connectWiFi(ssid, pass);
lixianyu 3:4cd9171ba989 198 }
lixianyu 3:4cd9171ba989 199
lixianyu 3:4cd9171ba989 200 private:
lixianyu 3:4cd9171ba989 201 ESP8266* wifi;
lixianyu 3:4cd9171ba989 202 };
lixianyu 3:4cd9171ba989 203
lixianyu 3:4cd9171ba989 204 static BlynkTransportShieldEsp8266 _blynkTransport;
lixianyu 3:4cd9171ba989 205 BlynkWifi Blynk(_blynkTransport);
lixianyu 3:4cd9171ba989 206
lixianyu 3:4cd9171ba989 207 #include <BlynkWidgets.h>
lixianyu 3:4cd9171ba989 208
lixianyu 3:4cd9171ba989 209 #endif
lixianyu 3:4cd9171ba989 210