def make_connection_plot(self):
    iinx = {}
    oinx = {}
    sinx = {} 

    # Go through the system list and keep track of counts, offsets
    for sysidx, sys in enumerate(self.syslist):

        for st in range(sys.nstates):
            iinx[ max(iinx.keys())+1 if iinx else 0 + st] = f'{sys.name}.{sys.state_labels[st]}'
        for st in range(sys.noutputs):
            oinx[ max(oinx.keys())+1 if oinx else 0 +st] = f'{sys.name}.{sys.output_labels[st]}'
        for st in range(sys.ninputs):
            sinx[max(sinx.keys())+1 if sinx else 0 +st] = f'{sys.name}.{sys.input_labels[st]}'

    cmm = self.connect_map.copy()
    cmm[cmm==0] = np.nan
    imshow(cmm)
    grid()
    title(f'Connection Map: {self.name}')
    xticks(ticks=list(oinx.keys()),labels=list(oinx.values()),rotation=90)
    yticks(ticks=list(sinx.keys()),labels=list(sinx.values()))
    xlabel('Outputs')
    ylabel('Inputs')
    
    tight_layout()