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Lab 8 part 4
Revision 13:510fb9ae8592, committed 2020-05-03
- Comitter:
- wssingle
- Date:
- Sun May 03 19:15:05 2020 +0000
- Parent:
- 12:4e3f46e615d9
- Commit message:
- Lab 8 part 4
Changed in this revision
main.cpp | Show annotated file Show diff for this revision Revisions of this file |
diff -r 4e3f46e615d9 -r 510fb9ae8592 main.cpp --- a/main.cpp Mon Mar 30 18:54:14 2020 +0000 +++ b/main.cpp Sun May 03 19:15:05 2020 +0000 @@ -0,0 +1,42 @@ +#include "mbed.h" +#include "rtos.h" + +typedef struct { + float voltage; /* AD result of measured voltage */ + float current; /* AD result of measured current */ + uint32_t counter; /* A counter value */ +} message_t; + +MemoryPool<message_t, 16> mpool; +Queue<message_t, 16> queue; + +/* Send Thread */ +void send_thread (void) { + uint32_t i = 0; + while (true) { + i++; // fake data update + message_t *message = mpool.alloc(); + message->voltage = (i * 0.1) * 33; + message->current = (i * 0.1) * 11; + message->counter = i; + queue.put(message); + Thread::wait(1000); + } +} + +int main (void) { + Thread thread; + thread.start(callback(send_thread)); + + while (true) { + osEvent evt = queue.get(); + if (evt.status == osEventMessage) { + message_t *message = (message_t*)evt.value.p; + printf("\nVoltage: %.2f V\n\r" , message->voltage); + printf("Current: %.2f A\n\r" , message->current); + printf("Number of cycles: %u\n\r", message->counter); + + mpool.free(message); + } + } +} \ No newline at end of file