what kind of circuit we have to add to generate biphasic current wave form from nrf51822

[milner]

I developed square pulses from nrf51822. but I want to create biphasic current form from nrf51822. can u help, what kind of circuit i should add with nrf to create biphasic waveform

[ketiljo]

Google is your friend: http://bionic.gsbme.unsw.edu.au/~philp/HTML_Docs/Simple_Biphasic/index.html