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

- r -

• rca : sdio_sd_card_config_t
• read : sdio_data_config_t
• reg_reload_type : dma_channel_config_t
• required_fifo_depth : dma_channel_attr_t
• reserved_5 : uart_usr_lsr_status_bits_t
• reserved_6 : uart_usr_lsr_status_bits_t
• reserved_7 : uart_usr_lsr_status_bits_t
• respType : sdio_cmd_config_t
• restart_count : dma_auto_restart_config_t
• running : spwm_dsc_chain_status_t
• rx_buff : spi_xfer_config
• rx_busy : uart_hw_status_t
• rx_fifo_error : uart_usr_lsr_status_bits_t
• rx_fifo_full : uart_usr_lsr_status_bits_t
• rx_fifo_not_empty : uart_usr_lsr_status_bits_t
• rx_sample_delay : spi_config