54L15 Timer Interrupt cost too high. How to reduce interrupt cost?

54L15 Timer Interrupt cost too high. How to reduce interrupt cost?https://devzone.nordicsemi.com/f/nordic-q-a/128568/54l15-timer-interrupt-cost-too-high-how-to-reduce-interrupt-costAs title Situration: 1. Timer00 2. every 4us interrupt occur result: 1. Enter Timer interrupt cost 700ns 2. Leave Timer interrupt cost 200ns 3. Totol cost: 1.04us How to reduce inrerrupt cost from 1.04us to around 200ns? Austien-USTelligent Community 13Tue, 14 Nov 2017 10:43:53 GMT