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835 lines
19 KiB
835 lines
19 KiB
/**
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* @file TinyGsmClientM95.h
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* @author Volodymyr Shymanskyy, Pacman Pereira, and Replicade Ltd.
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* @license LGPL-3.0
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* @copyright Copyright (c) 2016 Volodymyr Shymanskyy, (c)2017 Replicade Ltd. <http://www.replicade.com>
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* @date Nov 2016
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*/
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#ifndef TinyGsmClientM95_h
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#define TinyGsmClientM95_h
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//#define TINY_GSM_DEBUG Serial
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//#define TINY_GSM_USE_HEX
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#if !defined(TINY_GSM_RX_BUFFER)
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#define TINY_GSM_RX_BUFFER 64
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#endif
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#define TINY_GSM_MUX_COUNT 6
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#include <TinyGsmCommon.h>
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#define GSM_NL "\r\n"
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static const char GSM_OK[] TINY_GSM_PROGMEM = "OK" GSM_NL;
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static const char GSM_ERROR[] TINY_GSM_PROGMEM = "ERROR" GSM_NL;
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enum SimStatus {
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SIM_ERROR = 0,
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SIM_READY = 1,
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SIM_LOCKED = 2,
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};
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enum RegStatus {
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REG_UNREGISTERED = 0,
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REG_SEARCHING = 2,
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REG_DENIED = 3,
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REG_OK_HOME = 1,
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REG_OK_ROAMING = 5,
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REG_UNKNOWN = 4,
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};
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class TinyGsmM95 : public TinyGsmModem
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{
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public:
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class GsmClient : public Client
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{
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friend class TinyGsmM95;
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typedef TinyGsmFifo<uint8_t, TINY_GSM_RX_BUFFER> RxFifo;
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public:
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GsmClient() {}
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GsmClient(TinyGsmM95& modem, uint8_t mux = 1) {
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init(&modem, mux);
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}
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bool init(TinyGsmM95* modem, uint8_t mux = 1) {
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this->at = modem;
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this->mux = mux;
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sock_available = 0;
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sock_connected = false;
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got_data = false;
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at->sockets[mux] = this;
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return true;
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}
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public:
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virtual int connect(const char *host, uint16_t port) {
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stop();
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TINY_GSM_YIELD();
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rx.clear();
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sock_connected = at->modemConnect(host, port, mux);
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return sock_connected;
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}
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virtual int connect(IPAddress ip, uint16_t port) {
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String host; host.reserve(16);
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host += ip[0];
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host += ".";
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host += ip[1];
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host += ".";
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host += ip[2];
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host += ".";
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host += ip[3];
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return connect(host.c_str(), port);
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}
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virtual void stop() {
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TINY_GSM_YIELD();
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at->sendAT(GF("+QICLOSE="), mux);
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sock_connected = false;
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at->waitResponse(60000L, GF("CLOSED"), GF("CLOSE OK"), GF("ERROR"));
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rx.clear();
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}
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virtual size_t write(const uint8_t *buf, size_t size) {
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TINY_GSM_YIELD();
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at->maintain();
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return at->modemSend(buf, size, mux);
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}
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virtual size_t write(uint8_t c) {
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return write(&c, 1);
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}
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virtual size_t write(const char *str) {
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if (str == NULL) return 0;
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return write((const uint8_t *)str, strlen(str));
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}
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virtual int available() {
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TINY_GSM_YIELD();
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if (!rx.size() && sock_connected) {
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at->maintain();
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}
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return rx.size() + sock_available;
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}
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virtual int read(uint8_t *buf, size_t size) {
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TINY_GSM_YIELD();
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at->maintain();
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size_t cnt = 0;
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while (cnt < size && sock_connected) {
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size_t chunk = TinyGsmMin(size-cnt, rx.size());
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if (chunk > 0) {
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rx.get(buf, chunk);
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buf += chunk;
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cnt += chunk;
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continue;
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}
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// TODO: Read directly into user buffer?
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at->maintain();
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if (sock_available > 0) {
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at->modemRead(rx.free(), mux);
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} else {
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break;
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}
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}
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return cnt;
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}
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virtual int read() {
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uint8_t c;
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if (read(&c, 1) == 1) {
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return c;
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}
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return -1;
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}
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virtual int peek() { return -1; } //TODO
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virtual void flush() { at->stream.flush(); }
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virtual uint8_t connected() {
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if (available()) {
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return true;
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}
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return sock_connected;
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}
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virtual operator bool() { return connected(); }
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/*
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* Extended API
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*/
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String remoteIP() TINY_GSM_ATTR_NOT_IMPLEMENTED;
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private:
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TinyGsmM95* at;
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uint8_t mux;
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uint16_t sock_available;
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bool sock_connected;
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bool got_data;
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RxFifo rx;
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};
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// class GsmClientSecure : public GsmClient
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// {
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// public:
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// GsmClientSecure() {}
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//
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// GsmClientSecure(TinyGsmm95& modem, uint8_t mux = 1)
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// : GsmClient(modem, mux)
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// {}
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//
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// public:
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// virtual int connect(const char *host, uint16_t port) {
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// stop();
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// TINY_GSM_YIELD();
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// rx.clear();
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// sock_connected = at->modemConnect(host, port, mux, true);
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// return sock_connected;
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// }
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// };
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public:
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TinyGsmM95(Stream& stream)
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: TinyGsmModem(stream), stream(stream)
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{
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memset(sockets, 0, sizeof(sockets));
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}
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/*
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* Basic functions
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*/
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bool init(const char* pin = NULL) {
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if (!testAT()) {
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return false;
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}
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sendAT(GF("&FZE0")); // Factory + Reset + Echo Off
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if (waitResponse() != 1) {
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return false;
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}
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#ifdef TINY_GSM_DEBUG
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sendAT(GF("+CMEE=2"));
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waitResponse();
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#endif
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getSimStatus();
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return true;
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}
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String getModemName() {
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return "Quectel M95";
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}
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void setBaud(unsigned long baud) {
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sendAT(GF("+IPR="), baud);
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}
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bool testAT(unsigned long timeout = 10000L) {
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for (unsigned long start = millis(); millis() - start < timeout; ) {
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sendAT(GF(""));
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if (waitResponse(200) == 1) {
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delay(100);
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return true;
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}
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delay(100);
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}
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return false;
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}
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void maintain() {
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for (int mux = 0; mux < TINY_GSM_MUX_COUNT; mux++) {
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GsmClient* sock = sockets[mux];
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if (sock && sock->got_data) {
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sock->got_data = false;
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sock->sock_available = modemGetAvailable(mux);
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}
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}
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while (stream.available()) {
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waitResponse(10, NULL, NULL);
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}
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}
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bool factoryDefault() {
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sendAT(GF("&FZE0&W")); // Factory + Reset + Echo Off + Write
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waitResponse();
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sendAT(GF("+IPR=0")); // Auto-baud
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waitResponse();
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sendAT(GF("&W")); // Write configuration
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return waitResponse() == 1;
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}
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String getModemInfo() {
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sendAT(GF("I"));
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String res;
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if (waitResponse(1000L, res) != 1) {
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return "";
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}
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res.replace(GSM_NL "OK" GSM_NL, "");
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res.replace(GSM_NL, " ");
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res.trim();
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return res;
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}
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bool hasSSL() {
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return false; // TODO: For now
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}
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bool hasWifi() {
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return false;
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}
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bool hasGPRS() {
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return true;
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}
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/*
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* Power functions
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*/
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bool restart() {
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if (!testAT()) {
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return false;
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}
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sendAT(GF("+CFUN=0"));
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if (waitResponse(10000L, GF("NORMAL POWER DOWN"), GF("OK"), GF("FAIL")) == 3) {
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return false;
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}
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sendAT(GF("+CFUN=1"));
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if (waitResponse(10000L, GF("Call Ready"), GF("OK"), GF("FAIL")) == 3) {
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return false;
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}
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return init();
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}
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bool poweroff() {
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sendAT(GF("+QPOWD"));
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return waitResponse(GF("POWERED DOWN")) == 1; // TODO
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}
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bool radioOff() {
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sendAT(GF("+CFUN=0"));
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if (waitResponse(10000L) != 1) {
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return false;
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}
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delay(3000);
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return true;
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}
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/*
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* SIM card functions
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*/
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bool simUnlock(const char *pin) {
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sendAT(GF("+CPIN=\""), pin, GF("\""));
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return waitResponse() == 1;
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}
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String getSimCCID() {
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sendAT(GF("+ICCID"));
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if (waitResponse(GF(GSM_NL "+ICCID:")) != 1) {
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return "";
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}
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String res = stream.readStringUntil('\n');
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waitResponse();
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res.trim();
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return res;
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}
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String getIMEI() {
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sendAT(GF("+GSN"));
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if (waitResponse(GF(GSM_NL)) != 1) {
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return "";
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}
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String res = stream.readStringUntil('\n');
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waitResponse();
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res.trim();
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return res;
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}
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SimStatus getSimStatus(unsigned long timeout = 10000L) {
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for (unsigned long start = millis(); millis() - start < timeout; ) {
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sendAT(GF("+CPIN?"));
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if (waitResponse(GF(GSM_NL "+CPIN:")) != 1) {
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delay(1000);
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continue;
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}
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int status = waitResponse(GF("READY"), GF("SIM PIN"), GF("SIM PUK"));
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waitResponse();
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switch (status) {
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case 2:
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case 3: return SIM_LOCKED;
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case 1: return SIM_READY;
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default: return SIM_ERROR;
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}
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}
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return SIM_ERROR;
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}
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RegStatus getRegistrationStatus() {
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sendAT(GF("+CREG?"));
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if (waitResponse(GF(GSM_NL "+CREG:")) != 1) {
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return REG_UNKNOWN;
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}
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streamSkipUntil(','); // Skip format (0)
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int status = stream.readStringUntil('\n').toInt();
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waitResponse();
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return (RegStatus)status;
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}
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String getOperator() {
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sendAT(GF("+COPS?"));
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if (waitResponse(GF(GSM_NL "+COPS:")) != 1) {
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return "";
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}
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streamSkipUntil('"'); // Skip mode and format
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String res = stream.readStringUntil('"');
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waitResponse();
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return res;
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}
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/*
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* Generic network functions
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*/
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int getSignalQuality() {
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sendAT(GF("+CSQ"));
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if (waitResponse(GF(GSM_NL "+CSQ:")) != 1) {
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return 99;
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}
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int res = stream.readStringUntil(',').toInt();
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waitResponse();
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return res;
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}
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bool isNetworkConnected() {
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RegStatus s = getRegistrationStatus();
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return (s == REG_OK_HOME || s == REG_OK_ROAMING);
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}
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void setHostFormat( bool useDottedQuad ) {
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if ( useDottedQuad ) {
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sendAT(GF("+QIDNSIP=0"));
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} else {
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sendAT(GF("+QIDNSIP=1"));
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}
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waitResponse();
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}
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/*
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* GPRS functions
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*/
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bool gprsConnect(const char* apn, const char* user = NULL, const char* pwd = NULL) {
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gprsDisconnect();
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// select foreground context 0 = VIRTUAL_UART_1
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sendAT(GF("+QIFGCNT=0"));
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if (waitResponse() != 1) {
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return false;
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}
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//Select GPRS (=1) as the Bearer
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sendAT(GF("+QICSGP=1,\""), apn, GF("\",\""), user, GF("\",\""), pwd, GF("\""));
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if (waitResponse() != 1) {
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return false;
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}
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//Start TCPIP Task and Set APN, User Name and Password
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sendAT("+QIREGAPP=\"", apn, "\",\"", user, "\",\"", pwd, "\"" );
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if (waitResponse() != 1) {
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return false;
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}
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//Activate GPRS/CSD Context
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sendAT(GF("+QIACT"));
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if (waitResponse(10000) != 1) {
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return false;
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}
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//Enable multiple TCP/IP connections
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sendAT(GF("+QIMUX=1"));
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if (waitResponse() != 1) {
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return false;
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}
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//Request an IP header for received data ("IPD(data length):")
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sendAT(GF("+QIHEAD=1"));
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if (waitResponse() != 1) {
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return false;
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}
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//Set Method to Handle Received TCP/IP Data - Retrieve Data by Command
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sendAT(GF("+QINDI=1"));
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if (waitResponse() != 1) {
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return false;
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}
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return true;
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}
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bool gprsDisconnect() {
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sendAT(GF("+QIDEACT"));
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return waitResponse(60000L, GF("DEACT OK"), GF("ERROR")) == 1;
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}
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bool isGprsConnected() {
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sendAT(GF("+CGATT?"));
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if (waitResponse(GF(GSM_NL "+CGATT:")) != 1) {
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return false;
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}
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int res = stream.readStringUntil('\n').toInt();
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waitResponse();
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if (res != 1)
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return false;
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return localIP() != 0;
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}
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/*
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* IP Address functions
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*/
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String getLocalIP() {
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sendAT(GF("+QILOCIP"));
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stream.readStringUntil('\n');
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String res = stream.readStringUntil('\n');
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res.trim();
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return res;
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}
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/*
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* Messaging functions
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*/
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String sendUSSD(const String& code) {
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sendAT(GF("+CMGF=1"));
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waitResponse();
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sendAT(GF("+CSCS=\"HEX\""));
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waitResponse();
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sendAT(GF("+CUSD=1,\""), code, GF("\""));
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if (waitResponse(10000L, GF(GSM_NL "+CUSD:")) != 1) {
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return "";
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}
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stream.readStringUntil('"');
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String hex = stream.readStringUntil('"');
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stream.readStringUntil(',');
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int dcs = stream.readStringUntil('\n').toInt();
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if (waitResponse() != 1) {
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return "";
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}
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if (dcs == 15) {
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return TinyGsmDecodeHex8bit(hex);
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} else if (dcs == 72) {
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return TinyGsmDecodeHex16bit(hex);
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} else {
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return hex;
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}
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}
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bool sendSMS(const String& number, const String& text) {
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sendAT(GF("+CMGF=1"));
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waitResponse();
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//Set GSM 7 bit default alphabet (3GPP TS 23.038)
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sendAT(GF("+CSCS=\"GSM\""));
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waitResponse();
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sendAT(GF("+CMGS=\""), number, GF("\""));
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if (waitResponse(GF(">")) != 1) {
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return false;
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}
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stream.print(text);
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stream.write((char)0x1A);
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stream.flush();
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return waitResponse(60000L) == 1;
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}
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bool sendSMS_UTF16(const String& number, const void* text, size_t len) {
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sendAT(GF("+CMGF=1"));
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waitResponse();
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sendAT(GF("+CSCS=\"HEX\""));
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waitResponse();
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sendAT(GF("+CSMP=17,167,0,8"));
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waitResponse();
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sendAT(GF("+CMGS=\""), number, GF("\""));
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if (waitResponse(GF(">")) != 1) {
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return false;
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}
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|
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uint16_t* t = (uint16_t*)text;
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for (size_t i=0; i<len; i++) {
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uint8_t c = t[i] >> 8;
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if (c < 0x10) { stream.print('0'); }
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stream.print(c, HEX);
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c = t[i] & 0xFF;
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if (c < 0x10) { stream.print('0'); }
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stream.print(c, HEX);
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}
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stream.write((char)0x1A);
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stream.flush();
|
|
return waitResponse(60000L) == 1;
|
|
}
|
|
|
|
/** Delete all SMS */
|
|
bool deleteAllSMS() {
|
|
sendAT(GF("+QMGDA=6"));
|
|
if (waitResponse(waitResponse(60000L, GF("OK"), GF("ERROR")) == 1) ) {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
/*
|
|
* Location functions
|
|
*/
|
|
|
|
String getGsmLocation() TINY_GSM_ATTR_NOT_AVAILABLE;
|
|
|
|
/*
|
|
* Battery functions
|
|
*/
|
|
|
|
// Use: float vBatt = modem.getBattVoltage() / 1000.0;
|
|
uint16_t getBattVoltage() {
|
|
sendAT(GF("+CBC"));
|
|
if (waitResponse(GF(GSM_NL "+CBC:")) != 1) {
|
|
return 0;
|
|
}
|
|
streamSkipUntil(','); // Skip
|
|
streamSkipUntil(','); // Skip
|
|
|
|
uint16_t res = stream.readStringUntil(',').toInt();
|
|
waitResponse();
|
|
return res;
|
|
}
|
|
|
|
int getBattPercent() {
|
|
sendAT(GF("+CBC"));
|
|
if (waitResponse(GF(GSM_NL "+CBC:")) != 1) {
|
|
return false;
|
|
}
|
|
stream.readStringUntil(',');
|
|
int res = stream.readStringUntil(',').toInt();
|
|
waitResponse();
|
|
return res;
|
|
}
|
|
|
|
/*
|
|
* Client related functions
|
|
*/
|
|
|
|
protected:
|
|
|
|
bool modemConnect(const char* host, uint16_t port, uint8_t mux, bool ssl = false) {
|
|
sendAT(GF("+QIOPEN="), GF("\"TCP"), GF("\",\""), host, GF("\","), port);
|
|
int rsp = waitResponse(75000L,
|
|
GF("CONNECT OK" GSM_NL),
|
|
GF("CONNECT FAIL" GSM_NL),
|
|
GF("ALREADY CONNECT" GSM_NL));
|
|
if ( rsp != 1 ) {
|
|
return false;
|
|
}
|
|
return (1 == rsp);
|
|
}
|
|
|
|
int modemSend(const void* buff, size_t len, uint8_t mux) {
|
|
sendAT(GF("+QISEND="), mux, ',', len);
|
|
if (waitResponse(GF(">")) != 1) {
|
|
return 0;
|
|
}
|
|
stream.write((uint8_t*)buff, len);
|
|
stream.flush();
|
|
if (waitResponse(GF(GSM_NL "SEND OK")) != 1) {
|
|
return 0;
|
|
}
|
|
|
|
bool allAcknowledged = false;
|
|
// bool failed = false;
|
|
while ( !allAcknowledged ) {
|
|
sendAT( GF("+QISACK"));
|
|
if (waitResponse(5000L, GF(GSM_NL "+QISACK:")) != 1) {
|
|
return -1;
|
|
} else {
|
|
streamSkipUntil(','); /** Skip total */
|
|
streamSkipUntil(','); /** Skip acknowledged data size */
|
|
if ( stream.readStringUntil('\n').toInt() == 0 ) {
|
|
allAcknowledged = true;
|
|
}
|
|
}
|
|
}
|
|
waitResponse(5000L);
|
|
|
|
// streamSkipUntil(','); // Skip mux
|
|
// return stream.readStringUntil('\n').toInt();
|
|
return 1;
|
|
}
|
|
|
|
size_t modemRead(size_t size, uint8_t mux) {
|
|
sendAT(GF("+QIRD="), mux, ',', size);
|
|
if (waitResponse(GF("+QIRD:")) != 1) {
|
|
return 0;
|
|
}
|
|
size_t len = stream.readStringUntil('\n').toInt();
|
|
|
|
for (size_t i=0; i<len; i++) {
|
|
while (!stream.available()) { TINY_GSM_YIELD(); }
|
|
char c = stream.read();
|
|
sockets[mux]->rx.put(c);
|
|
}
|
|
waitResponse();
|
|
DBG("### READ:", mux, ",", len);
|
|
return len;
|
|
}
|
|
|
|
size_t modemGetAvailable(uint8_t mux) {
|
|
sendAT(GF("+QIRD="), mux, GF(",0"));
|
|
size_t result = 0;
|
|
if (waitResponse(GF("+QIRD:")) == 1) {
|
|
streamSkipUntil(','); // Skip total received
|
|
streamSkipUntil(','); // Skip have read
|
|
result = stream.readStringUntil('\n').toInt();
|
|
DBG("### STILL:", mux, "has", result);
|
|
waitResponse();
|
|
}
|
|
if (!result) {
|
|
sockets[mux]->sock_connected = modemGetConnected(mux);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
bool modemGetConnected(uint8_t mux) {
|
|
sendAT(GF("+QISTATE=1,"), mux);
|
|
//+QISTATE: 0,"TCP","151.139.237.11",80,5087,4,1,0,0,"uart1"
|
|
|
|
if (waitResponse(GF("+QISTATE:")))
|
|
return false;
|
|
|
|
streamSkipUntil(','); // Skip mux
|
|
streamSkipUntil(','); // Skip socket type
|
|
streamSkipUntil(','); // Skip remote ip
|
|
streamSkipUntil(','); // Skip remote port
|
|
streamSkipUntil(','); // Skip local port
|
|
int res = stream.readStringUntil(',').toInt(); // socket state
|
|
|
|
waitResponse();
|
|
|
|
// 0 Initial, 1 Opening, 2 Connected, 3 Listening, 4 Closing
|
|
return 2 == res;
|
|
}
|
|
|
|
public:
|
|
|
|
/*
|
|
Utilities
|
|
*/
|
|
|
|
template<typename... Args>
|
|
void sendAT(Args... cmd) {
|
|
streamWrite("AT", cmd..., GSM_NL);
|
|
stream.flush();
|
|
TINY_GSM_YIELD();
|
|
//DBG("### AT:", cmd...);
|
|
}
|
|
|
|
// TODO: Optimize this!
|
|
uint8_t waitResponse(uint32_t timeout, String& data,
|
|
GsmConstStr r1=GFP(GSM_OK), GsmConstStr r2=GFP(GSM_ERROR),
|
|
GsmConstStr r3=NULL, GsmConstStr r4=NULL, GsmConstStr r5=NULL)
|
|
{
|
|
/*String r1s(r1); r1s.trim();
|
|
String r2s(r2); r2s.trim();
|
|
String r3s(r3); r3s.trim();
|
|
String r4s(r4); r4s.trim();
|
|
String r5s(r5); r5s.trim();
|
|
DBG("### ..:", r1s, ",", r2s, ",", r3s, ",", r4s, ",", r5s);*/
|
|
data.reserve(64);
|
|
int index = 0;
|
|
unsigned long startMillis = millis();
|
|
do {
|
|
TINY_GSM_YIELD();
|
|
while (stream.available() > 0) {
|
|
int a = stream.read();
|
|
if (a <= 0) continue; // Skip 0x00 bytes, just in case
|
|
data += (char)a;
|
|
if (r1 && data.endsWith(r1)) {
|
|
index = 1;
|
|
goto finish;
|
|
} else if (r2 && data.endsWith(r2)) {
|
|
index = 2;
|
|
goto finish;
|
|
} else if (r3 && data.endsWith(r3)) {
|
|
index = 3;
|
|
goto finish;
|
|
} else if (r4 && data.endsWith(r4)) {
|
|
index = 4;
|
|
goto finish;
|
|
} else if (r5 && data.endsWith(r5)) {
|
|
index = 5;
|
|
goto finish;
|
|
} else if (data.endsWith(GF(GSM_NL "+QIRD:"))) {
|
|
streamSkipUntil(','); // Skip the context
|
|
streamSkipUntil(','); // Skip the role
|
|
int mux = stream.readStringUntil('\n').toInt();
|
|
DBG("### Got Data:", mux);
|
|
if (mux >= 0 && mux < TINY_GSM_MUX_COUNT && sockets[mux]) {
|
|
sockets[mux]->got_data = true;
|
|
}
|
|
} else if (data.endsWith(GF("CLOSED" GSM_NL))) {
|
|
int nl = data.lastIndexOf(GSM_NL, data.length()-8);
|
|
int coma = data.indexOf(',', nl+2);
|
|
int mux = data.substring(nl+2, coma).toInt();
|
|
if (mux >= 0 && mux < TINY_GSM_MUX_COUNT && sockets[mux]) {
|
|
sockets[mux]->sock_connected = false;
|
|
}
|
|
data = "";
|
|
DBG("### Closed: ", mux);
|
|
}
|
|
}
|
|
} while (millis() - startMillis < timeout);
|
|
finish:
|
|
if (!index) {
|
|
data.trim();
|
|
if (data.length()) {
|
|
DBG("### Unhandled:", data);
|
|
}
|
|
data = "";
|
|
}
|
|
//DBG('<', index, '>');
|
|
return index;
|
|
}
|
|
|
|
uint8_t waitResponse(uint32_t timeout,
|
|
GsmConstStr r1=GFP(GSM_OK), GsmConstStr r2=GFP(GSM_ERROR),
|
|
GsmConstStr r3=NULL, GsmConstStr r4=NULL, GsmConstStr r5=NULL)
|
|
{
|
|
String data;
|
|
return waitResponse(timeout, data, r1, r2, r3, r4, r5);
|
|
}
|
|
|
|
uint8_t waitResponse(GsmConstStr r1=GFP(GSM_OK), GsmConstStr r2=GFP(GSM_ERROR),
|
|
GsmConstStr r3=NULL, GsmConstStr r4=NULL, GsmConstStr r5=NULL)
|
|
{
|
|
return waitResponse(1000, r1, r2, r3, r4, r5);
|
|
}
|
|
|
|
public:
|
|
Stream& stream;
|
|
|
|
protected:
|
|
GsmClient* sockets[TINY_GSM_MUX_COUNT];
|
|
};
|
|
|
|
#endif
|