.. currentmodule:: brian

.. index::
   pair: example usage; NeuronGroup
   pair: example usage; Connection
   pair: example usage; PopulationSpikeCounter
   pair: example usage; run
   pair: example usage; StateMonitor

.. _example-misc_two_neurons:

Example: two_neurons (misc)
===========================

Two connected neurons with delays

::

    from brian import *
    tau = 10 * ms
    w = -1 * mV
    v0 = 11 * mV
    neurons = NeuronGroup(2, model='dv/dt=(v0-v)/tau : volt', threshold=10 * mV, reset=0 * mV, \
                        max_delay=5 * ms)
    neurons.v = rand(2) * 10 * mV
    W = Connection(neurons, neurons, 'v', delay=2 * ms)
    W[0, 1] = w
    W[1, 0] = w
    S = StateMonitor(neurons, 'v', record=True)
    #mymonitor=SpikeMonitor(neurons[0])
    mymonitor = PopulationSpikeCounter(neurons)
    
    run(500 * ms)
    plot(S.times / ms, S[0] / mV)
    plot(S.times / ms, S[1] / mV)
    show()