求助 sim900
我是个新人，想学习sim900的使用。入手了一个sim900扩展模块，板子是拿到了但头脑一片空白。不知道从哪里开始。求大神给点基础的资料帮助入门，不胜感激！ 找卖家要吧hw相关的东西...... zoologist 发表于 2014-12-26 20:12 static/image/common/back.gif找卖家要吧hw相关的东西......
找过了，没有！我晕掉了，自己又不懂 卖家没有了？那就根据图片找taobao同款的吧 亲可以在我百度云里面下载http://pan.baidu.com/s/1jGqWDXc 希望可以帮到你 leshuijun 发表于 2014-12-29 16:46 static/image/common/back.gif
亲可以在我百度云里面下载http://pan.baidu.com/s/1jGqWDXc 希望可以帮到你
抱歉，没有找到与“pan.baidu.com/s/1jGqWD”相关的网页 测试程序写进去了没反应。请问下，对sim卡又什么要求？什么卡都行吗？我新办了张4G的卡，不知道行不行？ leshuijun 发表于 2014-12-29 16:46 static/image/common/back.gif
亲可以在我百度云里面下载http://pan.baidu.com/s/1jGqWDXc 希望可以帮到你
/* GSM Shield example
created 2011
by Boris Landoni
This example code is in the public domain.
http://www.open-electronics.org
http://www.futurashop.it
*/
#include <SoftwareSerial.h>
#include <GSM_Shield.h>
//**************************************************************************
char number[]="+39123456789";//Destination number
char text[]="hello world";//SMS to send
byte type_sms=SMS_UNREAD; //Type of SMS
byte del_sms=0; //0: No deleting sms - 1: Deleting SMS
//**************************************************************************
GSM gsm;
char sms_rx; //Received text SMS
//int inByte=0; //Number of byte received on serial port
char number_incoming;
int call;
int error;
void setup()
{
Serial.begin(9600);
Serial.println("system startup");
gsm.TurnOn(9600); //module power on
gsm.InitParam(PARAM_SET_1);//configure the module
gsm.Echo(0); //enable AT echo
}
void loop()
{
char inSerial;
int i=0;
delay(2000);
Check_Call(); //Check if there is an incoming call
Check_SMS();//Check if there is SMS
//Check data serial com
if (Serial.available() > 0)
{
while (Serial.available() > 0) {
inSerial=(Serial.read()); //read data
i++;
}
inSerial='\0';
Check_Protocol(inSerial);
}
}
void Check_Protocol(String inStr)
{
Serial.print("Command: ");
Serial.println(inStr);
Serial.println("Check_Protocol");
switch (inStr)
{
case 'a' ://Answer
if (gsm.CallStatus()==CALL_INCOM_VOICE){
gsm.PickUp();
Serial.println("Answer");
}
else
{
Serial.println("No incoming call");
}
break;
case 'c': // C//Call
if (inStr.length()<2)//To call variable 'number' comand c
{
Serial.print("Calling ");
Serial.println(number);
gsm.Call(number);
}
if (inStr.length()==2)//To call number in phone book position comand cx where x is the SIM position
{
error=gsm.GetPhoneNumber(inStr,number);
if (error!=0)
{
Serial.print("Calling ");
Serial.println(number);
gsm.Call(number);
}
else
{
Serial.print("No number in pos ");
Serial.println(inStr);
}
}
break;
case 'h': //H //HangUp if there is an incoming call
if (gsm.CallStatus()!=CALL_NONE)
{
Serial.println("Hang");
gsm.HangUp();
}
else
{
Serial.println("No incoming call");
}
break;
case 's': //S //Send SMS
Serial.print("Send SMS to ");
Serial.println(number);
error=gsm.SendSMS(number,text);
if (error==0)//Check status
{
Serial.println("SMS ERROR \n");
}
else
{
Serial.println("SMS OK \n");
}
break;
case 'p'://Read-Write Phone Book
if (inStr.length()==3)
{
switch (inStr)
{
case 'd'://Delete number in specified positionpd2
error=gsm.DelPhoneNumber(inStr);
if (error!=0)
{
Serial.print("Phone number position ");
Serial.print(inStr);
Serial.println(" deleted");
}
break;
case 'g'://Read from Phone Book position pg2
error=gsm.GetPhoneNumber(inStr,number);
if (error!=0)//Find number in specified position
{
Serial.print("Phone Book position ");
Serial.print(inStr);
Serial.print(": ");
Serial.println(number);
}
else//Not find number in specified position
{
Serial.print("No Phone number in position ");
Serial.println(inStr);
}
break;
case 'w'://Write from Phone Book Position pw2
error=gsm.WritePhoneNumber(inStr,number);
if (error!=0)
{
Serial.print("Number ");
Serial.print(number);
Serial.print(" writed in Phone Book position ");
Serial.println(inStr);
}
else Serial.println("Writing error");
break;
}
}
break;
}
delay(1500);
return;
}
void Check_Call()//Check status call if this is available
{
call=gsm.CallStatus();
switch (call)
{
case CALL_NONE:
Serial.println("no call");
break;
case CALL_INCOM_VOICE:
gsm.CallStatusWithAuth(number_incoming,0,0);
Serial.print("incoming voice call from ");
Serial.println(number_incoming);
break;
case CALL_ACTIVE_VOICE:
Serial.println("active voice call");
break;
case CALL_NO_RESPONSE:
Serial.println("no response");
break;
}
return;
}
void Check_SMS()//Check if there is an sms 'type_sms'
{
char pos_sms_rx;//Received SMS position
pos_sms_rx=gsm.IsSMSPresent(type_sms);
if (pos_sms_rx!=0)
{
//Read text/number/position of sms
gsm.GetSMS(pos_sms_rx,number_incoming,sms_rx,120);
Serial.print("Received SMS from ");
Serial.print(number_incoming);
Serial.print("(sim position: ");
Serial.print(word(pos_sms_rx));
Serial.println(")");
Serial.println(sms_rx);
if (del_sms==1)//If 'del_sms' is 1, i delete sms
{
error=gsm.DeleteSMS(pos_sms_rx);
if (error==1)Serial.println("SMS deleted");
else Serial.println("SMS not deleted");
}
}
return;
}
上面是范例程序，我没看明白，求大神加点注释，谢谢！
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