if i want to set T2 as 16-bit auto-roload timer
1. what need to set or clear in T2CON,T2MOD Control register, do i need to clear TR2 when getting into T2ISR?
2. If I use T2, is P1.1(T2EX?) cannot be used?
3. what HW pin is used for Timer2
1) no, not if auto reload
2) only if you specify t2 output
3) ???

Erik