FIFO阈值

定义
#define	LL_LPUART_FIFOTHRESHOLD_1_8   0x00000000U
#define	LL_LPUART_FIFOTHRESHOLD_1_4   0x00000001U
#define	LL_LPUART_FIFOTHRESHOLD_1_2   0x00000002U
#define	LL_LPUART_FIFOTHRESHOLD_3_4   0x00000003U
#define	LL_LPUART_FIFOTHRESHOLD_7_8   0x00000004U
#define	LL_LPUART_FIFOTHRESHOLD_8_8   0x00000005U

---

Define Documentation

#define LL_LPUART_FIFOTHRESHOLD_1_2   0x00000002U

FIFO达到其深度的1/2

Definition at line 230 of file stm32g4xx_ll_lpuart.h.

#define LL_LPUART_FIFOTHRESHOLD_1_4   0x00000001U

FIFO达到其深度的1/4

Definition at line 229 of file stm32g4xx_ll_lpuart.h.

#define LL_LPUART_FIFOTHRESHOLD_1_8   0x00000000U

FIFO达到其深度的1/8

Definition at line 228 of file stm32g4xx_ll_lpuart.h.

#define LL_LPUART_FIFOTHRESHOLD_3_4   0x00000003U

FIFO达到其深度的3/4

Definition at line 231 of file stm32g4xx_ll_lpuart.h.

#define LL_LPUART_FIFOTHRESHOLD_7_8   0x00000004U

FIFO达到其深度的7/8

Definition at line 232 of file stm32g4xx_ll_lpuart.h.

#define LL_LPUART_FIFOTHRESHOLD_8_8   0x00000005U

TX时FIFO变空，RX时FIFO变满

Definition at line 233 of file stm32g4xx_ll_lpuart.h.