SR_PRIV void analyzer_add_trigger(int channel, int type);
SR_PRIV void analyzer_set_trigger_count(int count);
SR_PRIV void analyzer_add_filter(int channel, int type);
+SR_PRIV void analyzer_set_voltage_threshold(int thresh);
SR_PRIV unsigned int analyzer_read_status(libusb_device_handle *devh);
SR_PRIV unsigned int analyzer_read_id(libusb_device_handle *devh);