Here is a list of all struct and union fields with links to the structures/unions they belong to:

- u -

• u : at_measurement , lqr_state
• uavo : UAVOMulti , UAVOSingle
• uavTalkCon : telemetry_state
• univ_gas_constant : AirParameters
• unused : bl_messages , msg_capabilities_rep_all , msg_capabilities_req , msg_enter_dfu , msg_jump_fw , msg_status_rep
• unused2 : bl_messages , msg_jump_fw
• update : msp_comp_gps , panel_t , pios_servo_callbacks
• updatePeriodMs : PeriodicObjectListStruct
• upload() : px_uploader.uploader
• uptime_us : led_pwm_state
• use_0x76_address : pios_ms5611_cfg
• use_baro_sensor : frsky_settings
• use_current_sensor : frsky_settings