multitasking problem in pic18f26j50

Kernel
#1

nsatyish wrote on Sunday, June 17, 2012:

i have a problem in multitasking with pic 18f26j50…Actually only highest priority task is running continuously.preemitive  function is not happening…suppose if i assigned all task with same priority means the last task is running continuously.suppose if i kept different priority means only highest priority task is running continuously.i tried many times i cant find out the problems in it…anyone help me to find out the problem…thank u in advance…

#2

rtel wrote on Sunday, June 17, 2012:

Is your tick interrupt firing/executing?

Regards.

#3

nsatyish wrote on Monday, June 18, 2012:

actually this is the first time i am programming in rtos can i know how to check tick interrupt is firing/executing….plz help me to know….