以W5100為核心的Arduino Ethernet網絡擴展模塊，可以使Arduino成為簡單的Web服務器或者通過網絡控制讀寫Arduino的數字和模擬接口等網絡應用。可直接使用IDE中的Ethernet庫文件便可實現一個簡單Web服務器。

同時該版本的支持mini SD卡（TF卡）讀寫，功能強悍，不容錯過！

該擴展板采用瞭可堆疊的設計，可直接插到Arduino上，同時我們的其他擴展板也可以插上去。

Arduino Ethernet網絡擴展模塊與Arduino UNO 控制器

Arduino Ethernet網絡擴展模塊與Arduino MEGA2560控制器







IDE中的實驗代碼：

/*
* Web Server
*
* A simple web server that shows the value of the analog input pins.
*/

#include

byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };
byte ip[] = { 192, 168, 0, 15 };

Server server(80);

void setup()
{
Ethernet.begin(mac, ip);
server.begin();
}

void loop()
{
Client client = server.available();
if (client) {
// an http request ends with a blank line
boolean current_line_is_blank = true;
while (client.connected()) {
if (client.available()) {
char c = client.read();
// if we've gotten to the end of the line (received a newline
// character) and the line is blank, the http request has ended,
// so we can send a reply
if (c == 'n' && current_line_is_blank) {
// send a standard http response header
client.println("HTTP/1.1 200 OK");
client.println("Content-Type: text/html");
client.println();

// output the value of each analog input pin
client.print("welcome to tinyos");
client.println("
");
client.print("//*************************************");
client.println("
");
client.print(www.tinyos.net.cn);
client.println("
");
client.print("//*************************************");
client.println("
");
for (int i = 0; i < 6; i++) {
client.print("analog input ");
client.print(i);
client.print(" is ");
client.print(analogRead(i));
client.println("
");
}
break;
}
if (c == 'n') {
// we're starting a new line
current_line_is_blank = true;
} else if (c != 'r') {
// we've gotten a character on the current line
current_line_is_blank = false;
}
}
}
client.stop();
}
}

新手教學

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