arduino/libraries/Adafruit_ESP8266/Adafruit_ESP8266.h
2018-11-03 20:21:33 +00:00

66 lines
2.5 KiB
C++

/*------------------------------------------------------------------------
An Arduino library for the ESP8266 WiFi-serial bridge
https://www.adafruit.com/product/2282
The ESP8266 is a 3.3V device. Safe operation with 5V devices (most
Arduino boards) requires a logic-level shifter for TX and RX signals.
Adafruit invests time and resources providing this open source code,
please support Adafruit and open-source hardware by purchasing
products from Adafruit!
Written by Limor Fried and Phil Burgess for Adafruit Industries.
MIT license, all text above must be included in any redistribution.
------------------------------------------------------------------------*/
#ifndef _ADAFRUIT_ESP8266_H_
#define _ADAFRUIT_ESP8266_H_
#include <Arduino.h>
#define ESP_RECEIVE_TIMEOUT 1000L
#define ESP_RESET_TIMEOUT 5000L
#define ESP_CONNECT_TIMEOUT 15000L
#define ESP_IPD_TIMEOUT 120000L
typedef const __FlashStringHelper Fstr; // PROGMEM/flash-resident string
typedef const PROGMEM char Pchr; // Ditto, kindasorta
#define defaultBootMarker F("ready\r\n")
// Subclassing Print makes debugging easier -- output en route to
// WiFi module can be duplicated on a second stream (e.g. Serial).
class Adafruit_ESP8266 : public Print {
public:
Adafruit_ESP8266(Stream *s = &Serial, Stream *d = NULL, int8_t r = -1);
boolean hardReset(void),
softReset(void),
find(Fstr *str = NULL, boolean ipd = false),
connectToAP(Fstr *ssid, Fstr *pass),
connectTCP(Fstr *host, int port),
requestURL(Fstr *url),
requestURL(char* url);
int readLine(char *buf, int bufSiz);
void closeAP(void),
closeTCP(void),
debugLoop(void),
setDebug(Stream *d = NULL),
setTimeouts(uint32_t rcv = ESP_RECEIVE_TIMEOUT,
uint32_t rst = ESP_RESET_TIMEOUT,
uint32_t con = ESP_CONNECT_TIMEOUT,
uint32_t ipd = ESP_IPD_TIMEOUT),
setBootMarker(Fstr *s = NULL);
private:
Stream *stream, // -> ESP8266, e.g. SoftwareSerial or Serial1
*debug; // -> host, e.g. Serial
uint32_t receiveTimeout, resetTimeout, connectTimeout, ipdTimeout;
int8_t reset_pin; // -1 if RST not connected
Fstr *host, // Non-NULL when TCP connection open
*bootMarker; // String indicating successful boot
boolean writing;
virtual size_t write(uint8_t); // Because Print subclass
};
#endif // _ADAFRUIT_ESP8266_H_