Provide an easy-to-use way to manipulate ESP8266.
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ESP8266.cpp
- Committer:
- itead
- Date:
- 2015-02-06
- Revision:
- 5:5fa655d7212c
- Parent:
- 2:fb209f93f3f1
- Child:
- 6:18eb2d9fb2ac
File content as of revision 5:5fa655d7212c:
/** * @file ESP8266.cpp * @brief The implementation of class ESP8266. * @author Wu Pengfei<pengfei.wu@itead.cc> * @date 2015.02 * * @par Copyright: * Copyright (c) 2015 ITEAD Intelligent Systems Co., Ltd. \n\n * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. \n\n * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #include "ESP8266.h" #include "log.h" ESP8266::ESP8266(ArduinoSerial &uart): m_puart(&uart) { m_puart->begin(9600); m_puart->flush(); m_puart->setTimeout(1000); logDebug("Create Instance ok"); } bool ESP8266::kick(void) { return eAT(); } bool ESP8266::restart(void) { unsigned long start; if (eATRST()) { delay(2000); start = millis(); while (millis() - start < 3000) { if (eAT()) { delay(500); return true; } delay(100); } } return false; } String ESP8266::getVersion(void) { return eATGMR(); } bool ESP8266::setOprToStation(void) { if (sATCWMODE(1) && restart()) { return true; } return false; } bool ESP8266::setOprToSoftAP(void) { if (sATCWMODE(2) && restart()) { return true; } return false; } bool ESP8266::setOprToStationSoftAP(void) { if (sATCWMODE(3) && restart()) { return true; } return false; } String ESP8266::getAPList(void) { return ""; } bool ESP8266::joinAP(String ssid, String pwd) { return false; } bool ESP8266::leaveAP(void) { return false; } bool ESP8266::setSoftAPParam(String ssid, String pwd, uint8_t chl, uint8_t ecn) { return false; } String ESP8266::getJoinedDeviceIP(void) { return ""; } String ESP8266::getIPStatus(void) { return ""; } String ESP8266::getLocalIP(void) { return ""; } bool ESP8266::enableMUX(void) { return false; } bool ESP8266::disableMUX(void) { return false; } bool ESP8266::createTCP(String addr, uint32_t port) { return false; } bool ESP8266::releaseTCP(void) { return false; } bool ESP8266::registerUDP(String addr, uint32_t port) { return false; } bool ESP8266::unregisterUDP(void) { return false; } bool ESP8266::createTCP(uint8_t mux_id, String addr, uint32_t port) { return false; } bool ESP8266::releaseTCP(uint8_t mux_id) { return false; } bool ESP8266::registerUDP(uint8_t mux_id, String addr, uint32_t port) { return false; } bool ESP8266::unregisterUDP(uint8_t mux_id) { return false; } bool ESP8266::setTCPServerTimeout(uint32_t timeout) { return false; } bool ESP8266::startTCPServer(uint32_t port) { return false; } bool ESP8266::stopTCPServer(void) { return false; } bool ESP8266::send(const uint8_t *buffer, uint32_t len) { return false; } bool ESP8266::send(uint8_t mux_id, const char *buffer, uint32_t len) { return false; } uint32_t ESP8266::recv(uint8_t *buffer, uint32_t len, uint32_t timeout) { return false; } uint32_t ESP8266::recv(uint8_t mux_id, uint8_t *buffer, uint32_t len, uint32_t timeout) { return false; } uint32_t ESP8266::recv(uint8_t *coming_mux_id, uint8_t *buffer, uint32_t len, uint32_t timeout) { return false; } String ESP8266::recvFind(String target, uint32_t timeout) { String data; char a; unsigned long start = millis(); while (millis() - start < timeout) { while(m_puart->available() > 0) { a = m_puart->readChr(); data += a; } if (data.indexOf(target) != -1) { break; } } return data; } String ESP8266::recvFind(String target1, String target2, uint32_t timeout) { String data; char a; unsigned long start = millis(); while (millis() - start < timeout) { while(m_puart->available() > 0) { a = m_puart->readChr(); data += a; } if (data.indexOf(target1) != -1) { break; } else if (data.indexOf(target2) != -1) { break; } } return data; } String ESP8266::recvFind(String target1, String target2, String target3, uint32_t timeout) { String data; char a; unsigned long start = millis(); while (millis() - start < timeout) { while(m_puart->available() > 0) { a = m_puart->readChr(); data += a; } if (data.indexOf(target1) != -1) { break; } else if (data.indexOf(target2) != -1) { break; } else if (data.indexOf(target3) != -1) { break; } } return data; } bool ESP8266::eAT(void) { m_puart->setTimeout(100); m_puart->flush(); m_puart->println("AT"); if (m_puart->find("OK")) { return true; } else { return false; } } bool ESP8266::eATRST(void) { m_puart->setTimeout(100); m_puart->flush(); m_puart->println("AT+RST"); if (m_puart->find("OK")) { return true; } else { return false; } } String ESP8266::eATGMR(void) { String data; m_puart->flush(); m_puart->println("AT+GMR"); data = recvFind("OK", "ERROR"); if (data.indexOf("OK") != -1) { int32_t index1 = data.indexOf("\r\r\n"); int32_t index2 = data.indexOf("\r\n\r\nOK"); if (index1 != -1 && index2 != -1) { index1 += strlen("\r\r\n"); return data.substring(index1, index2); } } return ""; } bool ESP8266::sATCWMODE(uint8_t mode) { String data; m_puart->flush(); m_puart->print("AT+CWMODE="); m_puart->println(mode); data = recvFind("OK"); if (data.indexOf("OK") != -1) { return true; } return false; }