Revision 1:1b7d101a42ae, committed 2017-02-21

Comitter:

wenbo

Date:

Tue Feb 21 13:10:18 2017 +0000

Parent:

0:7eceeb389bb9

Commit message:

test

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SLCD.lib	Tue Feb 21 13:10:18 2017 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/Sissors/code/SLCD/#ef2b3b7f1b01

--- a/main.cpp	Mon Feb 20 12:55:47 2017 +0000
+++ b/main.cpp	Tue Feb 21 13:10:18 2017 +0000
@@ -1,13 +1,98 @@
 #include "mbed.h"
+#include "SLCD.h"
+#include <string>
+#include <cstring>
+using namespace std;
 
+typedef struct msg_t {
+    char msg[5];
+    int value;
+    } msg_t;
+   
 DigitalOut led1(LED1);
+DigitalOut led2(LED2);
+Thread th_1;
+Thread th_2;
+Queue<msg_t, 8> infoQueue;
+//Queue<int, 8> infoQueue;
+Mutex LCD_mutex;
+SLCD slcd;
+msg_t* msg;
+
+void getTime()
+{
 
-// main() runs in its own thread in the OS
-// (note the calls to wait below for delays)
-int main() {
-    while (true) {
-        led1 = !led1;
-        wait(0.5);
+    //char* buffer; 
+    int second;
+    int minute;
+    int hour;
+    second = 0;
+    minute = 0;
+    hour = 0;
+    printf("get time\n");
+    while(true) {
+        second=second + 1;
+        msg->value = second;
+        if(second >= 60) {
+            minute ++;
+            second = 0;
+            if(minute >= 60) {
+                hour ++;
+                minute = 0;
+            }
+        }
+       
+        if (second <10){
+            msg->msg[3]='0';
+            msg->msg[4]=second;
+            }
+        else {
+            msg->msg[3]=(second / 10);
+            msg->msg[4]=(second % 10);
+            }
+        if (hour <10){
+            msg->msg[0]=0;
+            msg->msg[1]=hour;
+            }
+        else {
+            msg->msg[0]=(hour / 10);
+            msg->msg[1]=(hour % 10);
+            }
+        msg->msg[2]=':';
+        //printf("message sent is :%c\n",msg->msg[4]);
+        printf("value is :%d\n",msg->value);
+        
+        infoQueue.put(msg);
+        led1=!led1;
+        wait_ms(1000);
     }
 }
 
+void dispLCD()
+{
+    //string* msg;
+    //msg_t* msg;
+    printf("disp\n");
+    while(true) {
+        osEvent evt = infoQueue.get();
+        //printf("queue received\n");
+        if (evt.status == osEventMessage) {
+            msg = (msg_t*)evt.value.p;
+        }
+        printf("message\n");
+        printf("received msg is %s\n",msg->msg);
+        LCD_mutex.lock();
+        //char * buffer = new char [msg.length()+1];
+        slcd.printf("%s",msg->msg);
+        LCD_mutex.unlock();
+    }
+}
+
+int main()
+{
+    printf("main\n");
+    th_1.start(getTime);
+    th_2.start(dispLCD);
+    //printf("thread started\n");
+}
+