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各位大大,不好德思,想請教一下,我現在想要試看看,怎麼用iphone去控制有用wifi的arduino,目前想要先去控制led而已(做實驗用的),我想用在網路上找到的code下去改,但現在我不知我要怎麼去抓網路上傳回來的參數,如人家打192,168,5,40/?L=x(x是變數),我去判斷人家打的x是幾,再去決定要亮幾個led,想請問,這一段要用什麼函數去做? 
 
 
 
 
/* 
 * Web Server 
 * 
 * A simple web server example using the WiShield 1.0 
 */ 
 
#include <WiShield.h> 
 
 
#define WIRELESS_MODE_INFRA    1 
#define WIRELESS_MODE_ADHOC    2 
 
// Wireless configuration parameters ---------------------------------------- 
unsigned char local_ip[] = {192,168,5,40};    // IP address of WiShield 
unsigned char gateway_ip[] = {192,168,5,1};    // router or gateway IP address 
unsigned char subnet_mask[] = {255,255,255,0};    // subnet mask for the local network 
const prog_char ssid[] PROGMEM = {"jimmy-test"};        // max 32 bytes 
 
unsigned char security_type = 0;    // 0 - open; 1 - WEP; 2 - WPA; 3 - WPA2 
 
// WPA/WPA2 passphrase 
const prog_char security_passphrase[] PROGMEM = {"12345678"};    // max 64 characters 
 
// WEP 128-bit keys 
// sample HEX keys 
prog_uchar wep_keys[] PROGMEM = {    0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d,    // Key 0 
                                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,    0x00,    // Key 1 
                                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,    0x00,    // Key 2 
                                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,    0x00    // Key 3 
                                }; 
 
// setup the wireless mode 
// infrastructure - connect to AP 
// adhoc - connect to another WiFi device 
unsigned char wireless_mode = WIRELESS_MODE_INFRA; 
 
unsigned char ssid_len; 
unsigned char security_passphrase_len; 
//--------------------------------------------------------------------------- 
 
void setup() 
{ 
    WiFi.init(); 
} 
 
// This is the webpage that is served up by the webserver 
const prog_char webpage[] PROGMEM = {"HTTP/1.1 200 OK\r\nContent-Type: text/html\r\n\r\n<center><h1>Hello TEST!!!</h1><form method=\"get\" action=\"0\">Toggle LED:<input type=\"submit\" name=\"0\" value=\"LED1\"></input></form></center>"}; 
 
void loop() 
{ 
    WiFi.run(); 
} |   
 
 
 
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