Here is a list of all documented struct and union fields with links to the struct/union documentation for each field:

- r -

RamBuffer : md_heap_t
RamBufferSize : md_heap_t
Range : pwm_t
RbufData : datapump_t
RbufIn : datapump_t
RbufInSize : datapump_cfg_t
RbufOut : datapump_t
RbufOutSize : datapump_cfg_t
rcv_nxt : uip_conn
RcvAddress : modbus_state_t
RcvState : modbus_state_t
read_bank : eeprom_state_t
read_page : eeprom_state_t
ready_cb : pm_lock_t
ReceiveTimeout : datapump_cfg_t
RecordType : ndef_record_t
recv : uip_stats
Reference : adc_analog_config_t
ReleasePdTimeAfterCommandUs : spi_memory_t
ReleasePdTimeAfterCsActiveUs : spi_memory_t
RelocHandler : md_descriptor_t
RelocPtr : md_descriptor_t
RepeatTime : key_repeat_t
Reserved : gpio_ext_pcal_t , io_expander_t
ResetPin : nfc_nxp_t
ResistorN : adc_analog_config_t
ResistorP : adc_analog_config_t
Resolution : adc_digital_config_t
ResponseHandler : iqrf_state_t
RespTO : modbus_state_t
RespTODefault : modbus_t
RespTOwork : modbus_state_t
result_idx : asn1_dec_state_t
ripaddr : uip_conn , uip_udp_conn
Role : modbus_t , tls_cfg_t
RoutingTimer : iqrf_state_t
rport : uip_conn , uip_udp_conn
RS485RtsAuto : sc16_uart_t
RS485RtsInverse : sc16_uart_t
RS485WordLength : sc16_uart_t
RsaCert : http_server_security_t
RsaCertSize : http_server_security_t
RsaKey : http_server_security_t
RsaKeySize : http_server_security_t
rto : uip_conn
RTR : can_frame_t
Rts : nrf_uart_t
RtsInverse : uart_t
RtsRegWorkItem : sc16_uart_state_t
Rx : iqrf_state_t
rx : net_buffers_t
RXB0CTRLx1 : can_t
RXB0CTRLx2 : can_t
RxBuffer : spi_state_t , uart_state_t
RxBufIndex : uart_state_t
RxCallback : uart_state_t
RxCallbackData : uart_state_t
RxCancelled : uart_state_t
Rxd : nrf_uart_t
RxError : sc16_uart_state_t
RxLen : iqrf_state_t
RxRegWorkItem : sc16_uart_state_t
RxResult : sc16_uart_state_t
RxStartTimeoutUs : uart_state_t , uart_t
RxStateMachine : sc16_uart_state_t
RxStatus : sc16_uart_state_t
RxStop : uart_state_t
RxStopTimeoutUs : uart_state_t , uart_t