* ECHO communication between Bluetooth and RS232 * Using mBED Landtiger Card
Fork of HC05_Transparent_mode by
main.cpp@0:44f245e8b430, 2012-07-11 (annotated)
- Committer:
- edodm85
- Date:
- Wed Jul 11 18:28:07 2012 +0000
- Revision:
- 0:44f245e8b430
- Child:
- 1:8c500bcdcbc4
Trasparent Mode for the HC05 Bluetooth
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
edodm85 | 0:44f245e8b430 | 1 | #include "mbed.h" |
edodm85 | 0:44f245e8b430 | 2 | |
edodm85 | 0:44f245e8b430 | 3 | Serial pc(USBTX, USBRX); |
edodm85 | 0:44f245e8b430 | 4 | Serial blue(p9,p10); // BTM400 == CH05 |
edodm85 | 0:44f245e8b430 | 5 | DigitalOut myled(LED1); |
edodm85 | 0:44f245e8b430 | 6 | DigitalOut myled4(LED4); |
edodm85 | 0:44f245e8b430 | 7 | |
edodm85 | 0:44f245e8b430 | 8 | |
edodm85 | 0:44f245e8b430 | 9 | int main() { |
edodm85 | 0:44f245e8b430 | 10 | |
edodm85 | 0:44f245e8b430 | 11 | blue.baud(9600); |
edodm85 | 0:44f245e8b430 | 12 | pc.baud(9600); |
edodm85 | 0:44f245e8b430 | 13 | |
edodm85 | 0:44f245e8b430 | 14 | // echo back characters, toggle the LED |
edodm85 | 0:44f245e8b430 | 15 | while (1) { |
edodm85 | 0:44f245e8b430 | 16 | if (blue.readable()) { |
edodm85 | 0:44f245e8b430 | 17 | pc.putc(blue.getc()); |
edodm85 | 0:44f245e8b430 | 18 | myled = !myled; |
edodm85 | 0:44f245e8b430 | 19 | } |
edodm85 | 0:44f245e8b430 | 20 | if (pc.readable()) { |
edodm85 | 0:44f245e8b430 | 21 | blue.putc(pc.getc()); |
edodm85 | 0:44f245e8b430 | 22 | myled4 = !myled4; |
edodm85 | 0:44f245e8b430 | 23 | } |
edodm85 | 0:44f245e8b430 | 24 | |
edodm85 | 0:44f245e8b430 | 25 | } |
edodm85 | 0:44f245e8b430 | 26 | } |
edodm85 | 0:44f245e8b430 | 27 | |
edodm85 | 0:44f245e8b430 | 28 | |
edodm85 | 0:44f245e8b430 | 29 | |
edodm85 | 0:44f245e8b430 | 30 | /* |
edodm85 | 0:44f245e8b430 | 31 | void commandAT(char *v) |
edodm85 | 0:44f245e8b430 | 32 | { |
edodm85 | 0:44f245e8b430 | 33 | int i=0; |
edodm85 | 0:44f245e8b430 | 34 | while(v[i] != '\n') |
edodm85 | 0:44f245e8b430 | 35 | { |
edodm85 | 0:44f245e8b430 | 36 | blue.putc(v[i]); |
edodm85 | 0:44f245e8b430 | 37 | i++; |
edodm85 | 0:44f245e8b430 | 38 | } |
edodm85 | 0:44f245e8b430 | 39 | blue.putc('\n'); |
edodm85 | 0:44f245e8b430 | 40 | } |
edodm85 | 0:44f245e8b430 | 41 | |
edodm85 | 0:44f245e8b430 | 42 | void readResponse() |
edodm85 | 0:44f245e8b430 | 43 | { |
edodm85 | 0:44f245e8b430 | 44 | int a = blue.readable(); |
edodm85 | 0:44f245e8b430 | 45 | pc.printf("Caratteri disponibili: "); |
edodm85 | 0:44f245e8b430 | 46 | pc.putc(a); |
edodm85 | 0:44f245e8b430 | 47 | if(a > 0){ |
edodm85 | 0:44f245e8b430 | 48 | for(int i=0; i < a; i++){ |
edodm85 | 0:44f245e8b430 | 49 | |
edodm85 | 0:44f245e8b430 | 50 | char data = (char)blue.getc(); |
edodm85 | 0:44f245e8b430 | 51 | |
edodm85 | 0:44f245e8b430 | 52 | pc.putc(data); |
edodm85 | 0:44f245e8b430 | 53 | wait_us(100); |
edodm85 | 0:44f245e8b430 | 54 | |
edodm85 | 0:44f245e8b430 | 55 | } |
edodm85 | 0:44f245e8b430 | 56 | } |
edodm85 | 0:44f245e8b430 | 57 | |
edodm85 | 0:44f245e8b430 | 58 | |
edodm85 | 0:44f245e8b430 | 59 | } |
edodm85 | 0:44f245e8b430 | 60 | |
edodm85 | 0:44f245e8b430 | 61 | int main() |
edodm85 | 0:44f245e8b430 | 62 | { |
edodm85 | 0:44f245e8b430 | 63 | |
edodm85 | 0:44f245e8b430 | 64 | blue.baud(38400); |
edodm85 | 0:44f245e8b430 | 65 | pc.baud(9600); |
edodm85 | 0:44f245e8b430 | 66 | pc.printf("Inizializzo sistema... \n"); |
edodm85 | 0:44f245e8b430 | 67 | |
edodm85 | 0:44f245e8b430 | 68 | |
edodm85 | 0:44f245e8b430 | 69 | //Comando AT da inviare |
edodm85 | 0:44f245e8b430 | 70 | char s[] = "AT\r\n"; |
edodm85 | 0:44f245e8b430 | 71 | pc.printf("Scrivo comando: "); |
edodm85 | 0:44f245e8b430 | 72 | pc.printf(s); |
edodm85 | 0:44f245e8b430 | 73 | |
edodm85 | 0:44f245e8b430 | 74 | wait_us(50); |
edodm85 | 0:44f245e8b430 | 75 | |
edodm85 | 0:44f245e8b430 | 76 | //Invio comando all'antenna |
edodm85 | 0:44f245e8b430 | 77 | commandAT(s); |
edodm85 | 0:44f245e8b430 | 78 | wait_us(50); |
edodm85 | 0:44f245e8b430 | 79 | |
edodm85 | 0:44f245e8b430 | 80 | //Leggo la risposta |
edodm85 | 0:44f245e8b430 | 81 | readResponse(); |
edodm85 | 0:44f245e8b430 | 82 | }*/ |
edodm85 | 0:44f245e8b430 | 83 | |
edodm85 | 0:44f245e8b430 | 84 | |
edodm85 | 0:44f245e8b430 | 85 | |
edodm85 | 0:44f245e8b430 | 86 | |
edodm85 | 0:44f245e8b430 | 87 |