Power on problem

[bear_xiong]

hi

i have a problem with 51822.

i test my production, power on /power off  again and again.

maybe 51822 can not work. but is too hard happen.

My code is at main output one IO. but do not output.

i  want to ask have problem when from 0.6/0.7 or oterh  not  0  voltage power on？

[ketiljo]

i  want to ask have problem when from 0.6/0.7 or oterh  not  0  voltage power on？

Can you explain what you mean here please? 

[bear_xiong]

hi

i found my problem  like this

https://devzone.nordicsemi.com/f/nordic-q-a/13235/nrf51822-not-reset。

i  will try 1Mohm reset/swdio to gnd 。