INT 62 - Cswitch - SPAWN AH = 07h ES:BX -> function address to start executing at CX = priority (1-10) Return: AX = FFFDh no free memory control blocks = FFFEh no free task control blocks = FFFFh not enough memory to create new task stack = >0 the tcb number of the new task, indicating no error SeeAlso: AH=10h