Revision 2:8f518d957e27, committed 2016-03-03

Comitter:

Yinglei

Date:

Thu Mar 03 14:18:44 2016 +0000

Parent:

1:03c191369089

Commit message:

Set up connection between the dev board and putty on PC. ; Control Break or pull down nR is equivalent to reset button, which will run the bin file in the MCU.; Figure out how to communicate between Putty and dev board and how to control all the leds;

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flashLED.cpp	Thu Mar 03 14:18:44 2016 +0000
@@ -0,0 +1,58 @@
+#include "mbed.h"
+
+DigitalOut myled1(LED1);
+DigitalOut myled2(LED2);
+DigitalOut myled3(LED3);
+DigitalOut myled4(LED4);
+
+void FlashAll(){
+    int count=0;
+    while(count<3){
+        myled1 = 1;
+        myled2 = 1;
+        myled3 = 1;
+        myled4 = 1;
+        wait(0.1);
+        myled1 = 0;
+        myled2 = 0;
+        myled3 = 0;
+        myled4 = 0;
+        wait(0.1);
+        count++;
+    }    
+}
+
+void ResetLED(){
+    myled1 = 0;
+    myled2 = 0;
+    myled3 = 0;
+    myled4 = 0;
+}
+
+void FlashInSequence(){
+    int count = 0;
+    while(count<5) {
+        myled1 = 1;
+        myled2 = 0;
+        myled3 = 0;
+        myled4 = 0;
+        wait(0.2);
+        myled1 = 0;
+        myled2 = 1;
+        myled3 = 0;
+        myled4 = 0;
+        wait(0.2);
+        myled1 = 0;
+        myled2 = 0;
+        myled3 = 1;
+        myled4 = 0;
+        wait(0.2);
+        myled1 = 0;
+        myled2 = 0;
+        myled3 = 0;
+        myled4 = 1;
+        wait(0.2);
+        count++;
+    }
+    ResetLED();
+}
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flashLED.h	Thu Mar 03 14:18:44 2016 +0000
@@ -0,0 +1,6 @@
+
+
+/****   flashLED.cpp    *****/
+void FlashAll();
+void FlashInSequence();
+void ResetLED();
\ No newline at end of file

--- a/main.cpp	Sun Jan 01 20:57:57 2012 +0000
+++ b/main.cpp	Thu Mar 03 14:18:44 2016 +0000
@@ -1,12 +1,26 @@
 #include "mbed.h"
+#include "flashLED.h"
 
-DigitalOut myled(LED1);
+Serial pc(USBTX, USBRX); // tx, rx
+
+LocalFileSystem local("local");
 
 int main() {
-    while(1) {
-        myled = 1;
-        wait(0.2);
-        myled = 0;
-        wait(0.2);
+    char buffer[128];
+    FILE *fp = fopen("/local/sample.txt", "r");
+    if(fp==NULL){
+        pc.printf("Error opening file.\n");
     }
+    
+    while(fgets(buffer,sizeof(buffer), fp)!=NULL){
+        FlashAll();
+        for(int i=0;i<7;i++){
+            pc.printf("%c", buffer[i]);
+        } 
+    }
+    
+    pc.printf("\n");
+    pc.printf("All commands sent.\n");
+    pc.printf("\n");
+    fclose(fp);
 }