devc->cur_samplerate = SR_KHZ(200);
devc->num_logic_channels = num_logic_channels;
devc->logic_unitsize = (devc->num_logic_channels + 7) / 8;
devc->cur_samplerate = SR_KHZ(200);
devc->num_logic_channels = num_logic_channels;
devc->logic_unitsize = (devc->num_logic_channels + 7) / 8;