a
Dependencies: 4DGL-uLCD-SE LSM9DS1_Library_cal SDFileSystem mbed-rtos mbed wave_player
Wifi.cpp
- Committer:
- rmaran6
- Date:
- 2016-11-02
- Revision:
- 0:2b0c527942db
File content as of revision 0:2b0c527942db:
#include "Wifi.h" Wifi::Wifi(PinName tx, PinName rx, PinName rst) : esp(tx, rx), reset(rst), led1(LED1), led2(LED2), led3(LED3), led4(LED4) { ssid = "GTother"; // enter WiFi router ssid inside the quotes pwd = "GeorgeP@1927"; // enter WiFi router password inside the quotes } void dev_recv() { led1 = !led1; while(esp.readable()) { pc.putc(esp.getc()); } } void pc_recv() { led4 = !led4; while(pc.readable()) { esp.putc(pc.getc()); } } void Wifi::ESPsetbaudrate() { strcpy(snd, "AT+CIOBAUD=115200\r\n"); // change the numeric value to the required baudrate SendCMD(); } void Wifi::ESPconfig() { wait(5); pc.printf("\f---------- Starting ESP Config ----------\r\n\n"); strcpy(snd,".\r\n.\r\n"); SendCMD(); wait(1); pc.printf("---------- Reset & get Firmware ----------\r\n"); strcpy(snd,"node.restart()\r\n"); SendCMD(); timeout=5; getreply(); pc.printf(buf); wait(2); pc.printf("\n---------- Get Version ----------\r\n"); strcpy(snd,"print(node.info())\r\n"); SendCMD(); timeout=4; getreply(); pc.printf(buf); wait(3); // set CWMODE to 1=Station,2=AP,3=BOTH, default mode 1 (Station) pc.printf("\n---------- Setting Mode ----------\r\n"); strcpy(snd, "wifi.setmode(wifi.STATION)\r\n"); SendCMD(); timeout=4; getreply(); pc.printf(buf); wait(2); pc.printf("\n---------- Listing Access Points ----------\r\n"); strcpy(snd, "function listap(t)\r\n"); SendCMD(); wait(1); strcpy(snd, "for k,v in pairs(t) do\r\n"); SendCMD(); wait(1); strcpy(snd, "print(k..\" : \"..v)\r\n"); SendCMD(); wait(1); strcpy(snd, "end\r\n"); SendCMD(); wait(1); strcpy(snd, "end\r\n"); SendCMD(); wait(1); strcpy(snd, "wifi.sta.getap(listap)\r\n"); SendCMD(); wait(1); timeout=15; getreply(); pc.printf(buf); wait(2); pc.printf("\n---------- Connecting to AP ----------\r\n"); pc.printf("ssid = %s pwd = %s\r\n",ssid,pwd); strcpy(snd, "wifi.sta.config(\""); strcat(snd, ssid); strcat(snd, "\",\""); strcat(snd, pwd); strcat(snd, "\")\r\n"); SendCMD(); timeout=10; getreply(); pc.printf(buf); wait(5); pc.printf("\n---------- Get IP's ----------\r\n"); strcpy(snd, "print(wifi.sta.getip())\r\n"); SendCMD(); timeout=3; getreply(); pc.printf(buf); wait(1); pc.printf("\n---------- Get Connection Status ----------\r\n"); strcpy(snd, "print(wifi.sta.status())\r\n"); SendCMD(); timeout=5; getreply(); pc.printf(buf); pc.printf("\n\n\n If you get a valid (non zero) IP, ESP8266 has been set up.\r\n"); pc.printf(" Run this if you want to reconfig the ESP8266 at any time.\r\n"); pc.printf(" It saves the SSID and password settings internally\r\n"); wait(10); pc.printf("\n---------- Setting up http server ----------\r\n"); strcpy(snd, "srv=net.createServer(net.TCP)\r\n"); SendCMD(); wait(1); strcpy(snd, "srv:listen(80,function(conn)\r\n"); SendCMD(); wait(1); strcpy(snd, "conn:on(\"receive\",function(conn,payload)\r\n"); SendCMD(); wait(1); strcpy(snd, "print(payload)\r\n"); SendCMD(); wait(1); strcpy(snd, "conn:send(\"<!DOCTYPE html>\")\r\n"); SendCMD(); wait(1); strcpy(snd, "conn:send(\"<html>\")\r\n"); SendCMD(); wait(1); strcpy(snd, "conn:send(\"<h1> Hi James, NodeMcu.</h1>\")\r\n"); SendCMD(); wait(1); strcpy(snd, "conn:send(\"<h2> test</h2>\")\r\n"); SendCMD(); wait(1); strcpy(snd, "conn:send(\"</html>\")\r\n"); SendCMD(); wait(1); strcpy(snd, "end)\r\n"); SendCMD(); wait(1); strcpy(snd, "conn:on(\"sent\",function(conn) conn:close() end)\r\n"); SendCMD(); wait(1); strcpy(snd, "end)\r\n"); SendCMD(); wait(1); timeout=17; getreply(); pc.printf(buf); pc.printf("\r\nDONE"); } void Wifi::SendCMD() { esp.printf("%s", snd); } void Wifi::getreply() { memset(buf, '\0', sizeof(buf)); t.start(); ended=0; count=0; while(!ended) { if(esp.readable()) { buf[count] = esp.getc(); count++; } if(t.read() > timeout) { ended = 1; t.stop(); t.reset(); } } } void Wifi::setupPage() { reset=0; //hardware reset for 8266 pc.baud(9600); // set what you want here depending on your terminal program speed pc.printf("\f\n\r-------------ESP8266 Hardware Reset-------------\n\r"); wait(0.5); reset=1; timeout=2; getreply(); esp.baud(9600); // change this to the new ESP8266 baudrate if it is changed at any time. //ESPsetbaudrate(); //****************** include this routine to set a different ESP8266 baudrate ****************** ESPconfig(); //****************** include Config to set the ESP8266 configuration *********************** pc.attach(&pc_recv, Serial::RxIrq); esp.attach(&dev_recv, Serial::RxIrq); // continuosly get AP list and IP }