Macros
RX FIFO Threshold
Peripheral Driver » LL Driver » UART » Defines » UART Exported Constants

## Macros
#define | LL_UART_RX_FIFO_TH_CHAR_1 0x00000000U
| 1 character in RX FIFO More...
#define | LL_UART_RX_FIFO_TH_QUARTER_FULL 0x00000001U
| RX FIFO 1/4 full. More...
#define | LL_UART_RX_FIFO_TH_HALF_FULL 0x00000002U
| RX FIFO 1/2 full. More...
#define | LL_UART_RX_FIFO_TH_FULL_2 0x00000003U
| RX FIFO 2 less than full. More...

## Detailed Description

## Macro Definition Documentation

## ◆ LL_UART_RX_FIFO_TH_CHAR_1

#define LL_UART_RX_FIFO_TH_CHAR_1 0x00000000U

1 character in RX FIFO

Definition at line 198 of file gr55xx_ll_uart.h.

## ◆ LL_UART_RX_FIFO_TH_FULL_2

#define LL_UART_RX_FIFO_TH_FULL_2 0x00000003U

RX FIFO 2 less than full.

Definition at line 201 of file gr55xx_ll_uart.h.

## ◆ LL_UART_RX_FIFO_TH_HALF_FULL

#define LL_UART_RX_FIFO_TH_HALF_FULL 0x00000002U

RX FIFO 1/2 full.

Definition at line 200 of file gr55xx_ll_uart.h.

## ◆ LL_UART_RX_FIFO_TH_QUARTER_FULL

#define LL_UART_RX_FIFO_TH_QUARTER_FULL 0x00000001U

RX FIFO 1/4 full.

Definition at line 199 of file gr55xx_ll_uart.h.