Hi all, I want to Timer interrupt, external interrupt 0,external interrupt1. My program runs it generates timer interrupt and external interrupt0 but i failed to configure external interrupt1 using IPO & IPOH for LPC932 series. Please help me. Interrupt priorities required by me are as below: External Interrupt0 = 1 External Interrupt1 = 2 Timer Interrupt = 3 Please help me. Thanks and regards, Aniket