![](/media/cache/img/default_profile.jpg.50x50_q85.jpg)
BT AT Command Learing
Fork of Nucleo_sim808_BT by
Revision 0:a3b9a955988e, committed 2017-06-23
- Comitter:
- shawlinrise
- Date:
- Fri Jun 23 03:32:07 2017 +0000
- Commit message:
- BT AT Command Learing
Changed in this revision
main.cpp | Show annotated file Show diff for this revision Revisions of this file |
mbed.bld | Show annotated file Show diff for this revision Revisions of this file |
diff -r 000000000000 -r a3b9a955988e main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Fri Jun 23 03:32:07 2017 +0000 @@ -0,0 +1,167 @@ +#include "mbed.h" +#include "string.h" + +Serial pc(SERIAL_TX, SERIAL_RX); +Serial sim808(D1,D0); +Timer send_t; + +#define buf_max 200 +volatile int First_Int = 0; +volatile int Rcv_End = 0; +char sim_buf[buf_max]; +char *p1,*p2; +const char *senddata="Bluetooth test\r\n"; + +void CLR_Buf(void); +int Find(char *a); +//void Wait_CREG(void); + +void SIM808_IRQHandler(void) +{ + sim_buf[First_Int++] = sim808.getc(); + if(sim_buf[First_Int] == 0X0A) + { + Rcv_End = 1; + } +} + +int main() +{ + sim808.attach(&SIM808_IRQHandler); + pc.printf("SIM808 BlueTooth Test!\r\n"); + pc.printf("Çë´ò¿ªÊÖ»úÀ¶ÑÀ´®¿ÚÖúÊÖ!\r\n"); + pc.printf("SIM808Ä£¿éÁ¬½ÓÖÐ...\r\n"); + + sim808.printf("AT+BTPOWER=1\r\n");//¿ªÆôÀ¶ÑÀµçÔ´ + wait(0.1); + sim808.printf("AT+BTUNPAIR=0\r\n");//ɾ³ýÅä¶ÔµÄÀ¶ÑÀÉèÖà + pc.printf("SIM808Ä£¿é¿ªÊ¼ÊÕË÷À¶ÑÀÉ豸,ÇëÈ·ÈÏÊÖ»úÀ¶ÑÀ´¦Óڿɱ»·¢ÏÖ\r\n"); + + CLR_Buf(); + Rcv_End = 0; + + do + { + pc.printf("ÊÕË÷É豸ÖÐ............\r\n"); + sim808.printf("AT+BTSCAN=1,10\r\n"); //ÊÕË÷¸½½üµÄÀ¶ÑÀÉ豸£¬ÊÕË÷ʱ¼ä10S + }while(Rcv_End == 1 && strstr((const char*)sim_buf,"+BTSCAN: 0")==NULL); //µÈ´ýÊÕË÷µ½É豸²ÅÍ˳ö + + CLR_Buf(); + Rcv_End = 0; + + do + { + pc.printf("Á¬½ÓÉ豸ÖÐ............\r\n"); + sim808.printf("AT+BTPAIR=0,1\r\n");//Á¬½ÓµÚÒ»¸öÊÕË÷µ½µÄÉ豸 + wait(0.2); + sim808.printf("AT+BTPAIR=1,1\r\n");//ÏìÓ¦Á¬½Ó + wait(0.1);//µÈ´ý½ÓÊÕÊý¾ÝÍê³É + }while(Rcv_End == 1 && strstr((const char*)sim_buf,"+BTPAIR: 1")==NULL);//Æ¥Åä³É¹¦ + + CLR_Buf(); + Rcv_End = 0; + + pc.printf("SIM808Ä£¿éÀ¶ÑÀÆ¥Åä³É¹¦\r\n"); + pc.printf("Çë´ò¿ªÊÖ»úÀ¶ÑÀ´®¿ÚÖúÊÖ\r\n"); + + sim808.printf("AT+BTGETPROF=1\r\n");//»ñÈ¡À¶ÑÀ·þÎñÁбí + sim808.printf("AT+BTCONNECT=1,4\r\n");//»ñÈ¡À¶ÑÀ·þÎñÁбí + pc.printf("SIM808Ä£¿éÀ¶ÑÀ½¨Á¢SPP·þÎñ³É¹¦\r\n"); + + CLR_Buf(); + Rcv_End = 0; + + send_t.start(); + while(1); + { + if(send_t.read()>5) + { + sim808.printf("AT+BTSPPSEND\r\n"); + sim808.printf((char *)senddata); + send_t.start(); + CLR_Buf(); + } + } +} + + + + +void CLR_Buf(void) +{ + uint16_t k; + for(k=0;k<buf_max;k++) //½«»º´æÄÚÈÝÇåÁã + { + sim_buf[k] = 0x00; + } + First_Int = 0; //½ÓÊÕ×Ö·û´®µÄÆðʼ´æ´¢Î»Öà +} + +int Find(char *a) +{ + if(strstr(sim_buf,a)!=NULL) + return 1; + else + return 0; +} + +//void Wait_CREG(void) +//{ +// int i; +// int k; +// i = 0; +// CLR_Buf(); +// while(i == 0) +// { +// CLR_Buf(); +// sim808.printf("AT+CREG?"); +// sim808.printf("\r\n"); +// wait(1); +// for(k=0;k<buf_max;k++) +// { +// if(sim_buf[k] == ':') +// { +// if((sim_buf[k+4] == '1')||(sim_buf[k+4] == '5')) +// { +// i = 1; +// break; +// } +// } +// } +// pc.printf("×¢²áÖÐ.....\r\n"); +// } +//} + +//void Second_AT_Command(char *b,char *a,u8 wait_time) +//{ +// uint8_t i; +// char *c; +// c = b; //±£´æ×Ö·û´®µØÖ·µ½c +// CLR_Buf2(); +// i = 0; +// while(i == 0) +// { +// if(!Find(a)) +// { +// if(Timer0_start == 0) +// { +// b = c; //½«×Ö·û´®µØÖ·¸øb +// for (; *b!='\0';b++) +// { +// while(USART_GetFlagStatus(USART2, USART_FLAG_TC)==RESET); +// USART_SendData(USART2,*b);//UART2_SendData(*b); +// } +// UART2_SendLR(); +// Times = 0; +// shijian = wait_time; +// Timer0_start = 1; +// } +// } +// else +// { +// i = 1; +// Timer0_start = 0; +// } +// } +// CLR_Buf2(); +//} \ No newline at end of file
diff -r 000000000000 -r a3b9a955988e mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Fri Jun 23 03:32:07 2017 +0000 @@ -0,0 +1,1 @@ +https://mbed.org/users/mbed_official/code/mbed/builds/64910690c574 \ No newline at end of file