sheng xiaolin / Mbed 2 deprecated Nucleo_sim808_BlueTooth

BT AT Command Learing

Dependencies:   mbed

Fork of Nucleo_sim808_BT by sheng xiaolin

main.cpp@1:9e30224e0773, 2017-07-03 (annotated)

Committer:
shawlinrise
Date:
Mon Jul 03 00:26:26 2017 +0000
Revision:
1:9e30224e0773
Parent:
0:a3b9a955988e 
BT Connect

Who changed what in which revision?

UserRevisionLine numberNew contents of line
shawlinrise 0:a3b9a955988e 1 #include "mbed.h"
shawlinrise 0:a3b9a955988e 2 #include "string.h"
shawlinrise 0:a3b9a955988e 3
shawlinrise 0:a3b9a955988e 4 Serial pc(SERIAL_TX, SERIAL_RX);
shawlinrise 0:a3b9a955988e 5 Serial sim808(D1,D0);
shawlinrise 0:a3b9a955988e 6 Timer send_t;
shawlinrise 0:a3b9a955988e 7
shawlinrise 0:a3b9a955988e 8 #define buf_max 200
shawlinrise 0:a3b9a955988e 9 volatile int First_Int = 0;
shawlinrise 0:a3b9a955988e 10 volatile int Rcv_End = 0;
shawlinrise 0:a3b9a955988e 11 char sim_buf[buf_max];
shawlinrise 0:a3b9a955988e 12 const char *senddata="Bluetooth test\r\n";
shawlinrise 1:9e30224e0773 13 char CtrlZ = 0x1A;
shawlinrise 0:a3b9a955988e 14
shawlinrise 0:a3b9a955988e 15 void CLR_Buf(void);
shawlinrise 0:a3b9a955988e 16 int Find(char *a);
shawlinrise 1:9e30224e0773 17 void Wait_Connect(void);
shawlinrise 0:a3b9a955988e 18
shawlinrise 0:a3b9a955988e 19 void SIM808_IRQHandler(void)
shawlinrise 0:a3b9a955988e 20 {
shawlinrise 0:a3b9a955988e 21 sim_buf[First_Int++] = sim808.getc();
shawlinrise 0:a3b9a955988e 22 if(sim_buf[First_Int] == 0X0A)
shawlinrise 0:a3b9a955988e 23 {
shawlinrise 0:a3b9a955988e 24 Rcv_End = 1;
shawlinrise 0:a3b9a955988e 25 }
shawlinrise 0:a3b9a955988e 26 }
shawlinrise 0:a3b9a955988e 27
shawlinrise 0:a3b9a955988e 28 int main()
shawlinrise 0:a3b9a955988e 29 {
shawlinrise 0:a3b9a955988e 30 sim808.attach(&SIM808_IRQHandler);
shawlinrise 0:a3b9a955988e 31 pc.printf("SIM808 BlueTooth Test!\r\n");
shawlinrise 0:a3b9a955988e 32 pc.printf("Çë´ò¿ªÊÖ»úÀ¶ÑÀ´®¿ÚÖúÊÖ!\r\n");
shawlinrise 0:a3b9a955988e 33
shawlinrise 0:a3b9a955988e 34 sim808.printf("AT+BTPOWER=1\r\n");//¿ªÆôÀ¶ÑÀµçÔ´
shawlinrise 0:a3b9a955988e 35 wait(0.1);
shawlinrise 0:a3b9a955988e 36 sim808.printf("AT+BTUNPAIR=0\r\n");//ɾ³ýÅä¶ÔµÄÀ¶ÑÀÉèÖÃ
shawlinrise 0:a3b9a955988e 37 pc.printf("SIM808Ä£¿é¿ªÊ¼ÊÕË÷À¶ÑÀÉ豸,ÇëÈ·ÈÏÊÖ»úÀ¶ÑÀ´¦Óڿɱ»·¢ÏÖ\r\n");
shawlinrise 0:a3b9a955988e 38
shawlinrise 0:a3b9a955988e 39 CLR_Buf();
shawlinrise 0:a3b9a955988e 40 Rcv_End = 0;
shawlinrise 0:a3b9a955988e 41
shawlinrise 0:a3b9a955988e 42 do
shawlinrise 0:a3b9a955988e 43 {
shawlinrise 0:a3b9a955988e 44 pc.printf("ÊÕË÷É豸ÖÐ............\r\n");
shawlinrise 1:9e30224e0773 45 sim808.printf("AT+BTSCAN=1,10\r\n"); //ÊÕË÷¸½½üµÄÀ¶ÑÀÉ豸£¬ÊÕË÷ʱ¼ä10S
shawlinrise 1:9e30224e0773 46 wait(10);
shawlinrise 1:9e30224e0773 47 }while(Rcv_End == 1 && strstr((const char*)sim_buf,"+BTSCAN: 0")==NULL); //µÈ´ýÊÕË÷µ½É豸²ÅÍ˳ö
shawlinrise 0:a3b9a955988e 48
shawlinrise 0:a3b9a955988e 49 CLR_Buf();
shawlinrise 0:a3b9a955988e 50 Rcv_End = 0;
shawlinrise 0:a3b9a955988e 51
shawlinrise 0:a3b9a955988e 52 do
shawlinrise 0:a3b9a955988e 53 {
shawlinrise 1:9e30224e0773 54 pc.printf("Åä¶ÔÖÐ............\r\n");
shawlinrise 1:9e30224e0773 55 sim808.printf("AT+BTPAIR=0,1\r\n");
shawlinrise 0:a3b9a955988e 56 wait(0.2);
shawlinrise 1:9e30224e0773 57 sim808.printf("AT+BTPAIR=1,1\r\n");
shawlinrise 1:9e30224e0773 58 wait(0.1);
shawlinrise 1:9e30224e0773 59 }while(Rcv_End == 1 && strstr((const char*)sim_buf,"+BTPAIR: 1")==NULL);//Åä¶Ô³É¹¦
shawlinrise 0:a3b9a955988e 60
shawlinrise 0:a3b9a955988e 61 CLR_Buf();
shawlinrise 0:a3b9a955988e 62 Rcv_End = 0;
shawlinrise 0:a3b9a955988e 63
shawlinrise 1:9e30224e0773 64 pc.printf("SIM808Ä£¿éÀ¶ÑÀÅä¶Ô³É¹¦!\r\n");
shawlinrise 1:9e30224e0773 65 wait(1);
shawlinrise 1:9e30224e0773 66 pc.printf("Çë´ò¿ªÀ¶ÑÀÖúÊÖÁ¬½ÓSIM808!\r\n");
shawlinrise 1:9e30224e0773 67 wait(1);
shawlinrise 0:a3b9a955988e 68
shawlinrise 1:9e30224e0773 69 Wait_Connect();
shawlinrise 1:9e30224e0773 70 sim808.printf("AT+ACPT=1\r\n");
shawlinrise 1:9e30224e0773 71 wait(1);
shawlinrise 1:9e30224e0773 72 if(Find("OK")|Rcv_End == 1)
shawlinrise 0:a3b9a955988e 73 {
shawlinrise 1:9e30224e0773 74 pc.printf("É豸Á¬½Ó³É¹¦!\r\n");
shawlinrise 1:9e30224e0773 75
shawlinrise 1:9e30224e0773 76 CLR_Buf();
shawlinrise 1:9e30224e0773 77 Rcv_End = 0;
shawlinrise 1:9e30224e0773 78
shawlinrise 1:9e30224e0773 79 send_t.start();
shawlinrise 1:9e30224e0773 80 while(1);
shawlinrise 0:a3b9a955988e 81 {
shawlinrise 1:9e30224e0773 82 if(send_t.read()>5)
shawlinrise 1:9e30224e0773 83 {
shawlinrise 1:9e30224e0773 84 sim808.printf("AT+BTSPPSEND\r\n");
shawlinrise 1:9e30224e0773 85 wait(0.1);
shawlinrise 1:9e30224e0773 86 sim808.printf((char *)senddata);
shawlinrise 1:9e30224e0773 87 sim808.printf("%c",CtrlZ);
shawlinrise 1:9e30224e0773 88 send_t.start();
shawlinrise 1:9e30224e0773 89 CLR_Buf();
shawlinrise 1:9e30224e0773 90 }
shawlinrise 0:a3b9a955988e 91 }
shawlinrise 1:9e30224e0773 92 }
shawlinrise 1:9e30224e0773 93 else
shawlinrise 1:9e30224e0773 94 {
shawlinrise 1:9e30224e0773 95 pc.printf("É豸Á¬½Óʧ°Ü!\r\n");
shawlinrise 0:a3b9a955988e 96 }
shawlinrise 0:a3b9a955988e 97 }
shawlinrise 0:a3b9a955988e 98
shawlinrise 0:a3b9a955988e 99
shawlinrise 0:a3b9a955988e 100
shawlinrise 0:a3b9a955988e 101
shawlinrise 0:a3b9a955988e 102 void CLR_Buf(void)
shawlinrise 0:a3b9a955988e 103 {
shawlinrise 0:a3b9a955988e 104 uint16_t k;
shawlinrise 0:a3b9a955988e 105 for(k=0;k<buf_max;k++) //½«»º´æÄÚÈÝÇåÁã
shawlinrise 0:a3b9a955988e 106 {
shawlinrise 0:a3b9a955988e 107 sim_buf[k] = 0x00;
shawlinrise 0:a3b9a955988e 108 }
shawlinrise 0:a3b9a955988e 109 First_Int = 0; //½ÓÊÕ×Ö·û´®µÄÆðʼ´æ´¢Î»ÖÃ
shawlinrise 0:a3b9a955988e 110 }
shawlinrise 0:a3b9a955988e 111
shawlinrise 0:a3b9a955988e 112 int Find(char *a)
shawlinrise 0:a3b9a955988e 113 {
shawlinrise 0:a3b9a955988e 114 if(strstr(sim_buf,a)!=NULL)
shawlinrise 0:a3b9a955988e 115 return 1;
shawlinrise 0:a3b9a955988e 116 else
shawlinrise 0:a3b9a955988e 117 return 0;
shawlinrise 0:a3b9a955988e 118 }
shawlinrise 0:a3b9a955988e 119
shawlinrise 1:9e30224e0773 120 void Wait_Connect(void)
shawlinrise 1:9e30224e0773 121 {
shawlinrise 1:9e30224e0773 122 int i;
shawlinrise 1:9e30224e0773 123 i = 0;
shawlinrise 1:9e30224e0773 124 CLR_Buf();
shawlinrise 1:9e30224e0773 125 while(i == 0)
shawlinrise 1:9e30224e0773 126 {
shawlinrise 1:9e30224e0773 127 CLR_Buf();
shawlinrise 1:9e30224e0773 128 wait(1);
shawlinrise 1:9e30224e0773 129 if(Find("+BTCONNECTING:"))
shawlinrise 1:9e30224e0773 130 {
shawlinrise 1:9e30224e0773 131 i = 1;
shawlinrise 1:9e30224e0773 132 break;
shawlinrise 1:9e30224e0773 133 }
shawlinrise 1:9e30224e0773 134
shawlinrise 1:9e30224e0773 135 pc.printf("ÇëÔÚÀ¶ÑÀÖúÊÖÖÐÁ¬½ÓÉ豸!\r\n");
shawlinrise 1:9e30224e0773 136 }
shawlinrise 1:9e30224e0773 137 }