NRF51 current abrupt change

[liu]

hello, I uses NRF51822 to make a beacon with RTC. When it works initially, the churrent is small about 330uA，but after a few minutes it becomes 1.1mA and stable. I donn't konow why.

[Stian Røed Hafskjold]

Can you describe your setup please. Hardware, how you measure current, software you are using etc.