Daniel Worrall / Mbed 2 deprecated InternetDispBoB

Stream messages which you type into an internet app straight to the dispBoB!

Dependencies:   EthernetNetIf dispBoB mbed

InternetDispBoB.cpp@3:f4115ac66e09, 2011-07-07 (annotated)

Committer:
d_worrall
Date:
Thu Jul 07 15:54:47 2011 +0000
Revision:
3:f4115ac66e09
Parent:
2:2707a70078ac 
version5

Who changed what in which revision?

UserRevisionLine numberNew contents of line
d_worrall 1:ec03de8ed408 1 #include "mbed.h"
d_worrall 1:ec03de8ed408 2 #include "EthernetNetIf.h"
d_worrall 1:ec03de8ed408 3 #include "HTTPClient.h"
d_worrall 1:ec03de8ed408 4 #include "dispBoB.h"
d_worrall 3:f4115ac66e09 5 #include "stdio.h"
d_worrall 1:ec03de8ed408 6
d_worrall 1:ec03de8ed408 7 EthernetNetIf eth;
d_worrall 1:ec03de8ed408 8 HTTPClient http;
d_worrall 1:ec03de8ed408 9 dispBoB db(p28, p27, p26);
d_worrall 1:ec03de8ed408 10
d_worrall 1:ec03de8ed408 11 int main() {
d_worrall 1:ec03de8ed408 12
d_worrall 3:f4115ac66e09 13 EthernetErr ethErr = eth.setup(); //Setup ethernet connection
d_worrall 3:f4115ac66e09 14 if(ethErr) return -1;
d_worrall 3:f4115ac66e09 15
d_worrall 3:f4115ac66e09 16 db.init(); //initialise screen
d_worrall 1:ec03de8ed408 17 db.cls();
d_worrall 1:ec03de8ed408 18
d_worrall 3:f4115ac66e09 19 HTTPText txt; //instantiate HTTPStream object
d_worrall 1:ec03de8ed408 20 while(1){
d_worrall 2:2707a70078ac 21 HTTPResult r = http.get("http://mbed.net16.net/v1/messageEcho.php", &txt); //load page into buffer
d_worrall 1:ec03de8ed408 22 if(r==HTTP_OK){
d_worrall 3:f4115ac66e09 23 string str = txt.gets(); //load web page intop string
d_worrall 3:f4115ac66e09 24
d_worrall 3:f4115ac66e09 25 char buf[100]; //instantiate buffer for message
d_worrall 3:f4115ac66e09 26 int i = 0; //instantiate integer for iterator
d_worrall 3:f4115ac66e09 27 do{
d_worrall 3:f4115ac66e09 28 buf[i] = str[i]; //copy characters into buffer until end of buffer
d_worrall 3:f4115ac66e09 29 i++; //or newline tag
d_worrall 3:f4115ac66e09 30 } while ((i<100)&&(str[i]!='\n'));
d_worrall 3:f4115ac66e09 31
d_worrall 3:f4115ac66e09 32 db.scroll(buf, 0.2); //scroll message
d_worrall 1:ec03de8ed408 33 }
d_worrall 3:f4115ac66e09 34 wait(2); //wait 2 seconds before looping, so we don't pester the servers too much
d_worrall 1:ec03de8ed408 35 }
d_worrall 1:ec03de8ed408 36 }
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