Hi Ashwin, >> I would confirm that the timer interrupt is occurring. The timer ISR >> is in atomport.c (TIMER1_COMPA_vect). > > Thanks for the reply. Yes timer interrupts are occurring but by default > scheduler is not called. It works by calling scheduler in timer interrupt.
If you replaced the standard Atomthreads timer ISR with an alternative one that didn't call the scheduler then that makes sense. Thanks, Kelvin. >> > I am new to embedded and have very little experience but I'm very >> > enthu abt it. Few days back I bought Arduino Uno with 32KB memory and >> > 16Mhz. >> > Later I found atomthread multi threading RTOS kernel on Internet. By >> > changing some configuration port file for avr in the kernel I am able >> > to run main thread (Thanks for excellent documentation). >> > Even I have ported some cpp files from arduino to kernel and did some >> > changes in Makefile to run LED blinking >> > code in thread context that that too worked :-). I am using default uart >> > port provided by atomthread and its working. >> > Even I am using printf for printing on serial port but I dont knw >> > whether >> > should I use printf or prinf_P but it working. >> > >> > Even I am able to create multiple threads and I can see all the prints >> > in >> > those thread. But I am not able to use atomTimerDelay >> > in threadContex. Thread is going in hang state when I call this >> > function. >> > Here do I need to do some time call to so ?? >> > Even when thread contex is over then this thread is recreated or board >> > is >> > re-booted. Is something wrong with scheduler or timer ?? >> > >> > -- >> > With Regards, >> > Ashwin Vasani >> > +91 8446611430
