Case study Embedded System Design
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rtos_mutex
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mbed official
Revision 5:969aeadd077e, committed 2015-02-13
- Comitter:
- cathal66
- Date:
- Fri Feb 13 00:03:22 2015 +0000
- Parent:
- 4:192fef923dbc
- Commit message:
- Comments put in
Changed in this revision
--- a/main.cpp Tue Jun 04 16:03:01 2013 +0100
+++ b/main.cpp Fri Feb 13 00:03:22 2015 +0000
@@ -1,24 +1,26 @@
-#include "mbed.h"
-#include "rtos.h"
+#include "mbed.h" //Include the mbed.h file
+#include "rtos.h" //Include the rtos.h file
-Mutex stdio_mutex;
+Mutex stdio_mutex; //Setup the mutex
-void notify(const char* name, int state) {
- stdio_mutex.lock();
- printf("%s: %d\n\r", name, state);
- stdio_mutex.unlock();
+void notify(const char* name, int state) { //function and passes data NAME and STATE to the function
+ stdio_mutex.lock(); //mutex lock stdio_mutex
+ printf("%s: %d\n\r", name, state); //read name and state and print them on serial
+ stdio_mutex.unlock(); //mutex unlock stdio_mutex
}
-void test_thread(void const *args) {
- while (true) {
- notify((const char*)args, 0); Thread::wait(1000);
- notify((const char*)args, 1); Thread::wait(1000);
- }
-}
+void test_thread(void const *args) { //Thread and function, pass data to the thread/function
+ while (true) { //Super loop
+ notify((const char*)args, 0); //function call, passes number and toggles data to the function
+ Thread::wait(1000); //Thread wait 1 sec
+ notify((const char*)args, 1); ////function call, pass two data to the function
+ Thread::wait(1000); //Thread wait 1 sec
+ } //end super loop
+} //end function
int main() {
- Thread t2(test_thread, (void *)"Th 2");
- Thread t3(test_thread, (void *)"Th 3");
+ Thread t2(test_thread, (void *)"Th 2"); //start thread t2
+ Thread t3(test_thread, (void *)"Th 3"); //start thread t3
- test_thread((void *)"Th 1");
-}
+ test_thread((void *)"Th 1"); //function call
+} //end main
--- a/mbed-rtos.lib Tue Jun 04 16:03:01 2013 +0100 +++ b/mbed-rtos.lib Fri Feb 13 00:03:22 2015 +0000 @@ -1,1 +1,1 @@ -http://mbed.org/users/mbed_official/code/mbed-rtos/ \ No newline at end of file +http://mbed.org/users/mbed_official/code/mbed-rtos/#83e169389a69
--- a/mbed.bld Tue Jun 04 16:03:01 2013 +0100 +++ b/mbed.bld Fri Feb 13 00:03:22 2015 +0000 @@ -1,1 +1,1 @@ -http://mbed.org/users/mbed_official/code/mbed/builds/ \ No newline at end of file +http://mbed.org/users/mbed_official/code/mbed/builds/e188a91d3eaa \ No newline at end of file