Diff: main.cpp

Revision:

0:a6addbfe44b4

Child:

1:6713f9d95bad

diff -r 000000000000 -r a6addbfe44b4 main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Nov 12 10:15:52 2014 +0000
@@ -0,0 +1,60 @@
+#include "mbed.h"
+
+DigitalOut myled(LED1);
+
+Serial debugPC(USBTX, USBRX);   // tx, rx   //Communication pour le debug entre le PC et le mbed
+Serial comRFID(p13, p14);       // tx, rx   //Communication entre le mbed et le RFID SM130
+
+void flashingLED();
+void sendFrame(unsigned char command, unsigned char lengthData, unsigned char *data);
+
+int main() {
+    unsigned char tabData[20];
+    
+    debugPC.baud(19200);
+    debugPC.printf("\nHello World!\n");
+    
+    while(1) {
+        sendFrame(0x80, 0x01, tabData);
+        if(comRFID.readable() == 1){
+            debugPC.printf("\nOK");
+        }
+        flashingLED();
+    }
+}
+
+void sendFrame(unsigned char command, unsigned char lengthData, unsigned char *data){
+    unsigned char csum = 0;
+    
+    lengthData += 1;    // +1 pour ajout taille commande
+    
+    comRFID.putc(0xFF);                                 //HEADER
+    comRFID.putc(0x00);                                 //RESERVED
+    comRFID.putc(lengthData );                          //LENGTH
+    comRFID.putc(command);                              //COMMAND
+    for(unsigned int cpt; cpt<lengthData; cpt++){       //DATA
+        comRFID.putc(*(data+cpt));         
+    }
+    //Calcul du checksum
+    csum += lengthData;
+    csum += command;
+    for(unsigned int cpt; cpt<lengthData-1; cpt++)
+        csum += *(data + cpt);
+        
+    comRFID.putc(csum);     //CSUM
+    
+    //Affiche debug
+    debugPC.printf("\nTX :\t0xFF 0x00");
+    debugPC.putc(lengthData );                          
+    debugPC.putc(command);   
+    for(unsigned int cpt; cpt<lengthData; cpt++)
+        debugPC.putc(*(data+cpt));  
+    debugPC.putc(csum);    
+}
+
+void flashingLED() {
+    myled = 1;
+    wait(0.2);
+    myled = 0;
+    wait(0.2);
+}  
\ No newline at end of file