首页 > 学术百科

91x_uart.h

* File Name : 91x_uart.h

* Author : MCD Application Team

* Date First Issued : 05/18/2006 : Version 1.0

* Description : This file contains all the functions prototypes for the

* UART software library.

********************************************************************************

* History:

* 05/24/2006 : Version 1.1

* 05/18/2006 : Version 1.0

********************************************************************************

* THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS

* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.

* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,

* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE

* CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING

* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.

实达网络*******************************************************************************/

/* Define to prevent recursive inclusion -------------------------------------*/

#ifndef __91x_UART_H

#define __91x_UART_H

/* Includes ------------------------------------------------------------------*/

#include <91x_map.h>

/* Exported types ------------------------------------------------------------*/

/* UART FIFO Level enumeration */

typedef enum

{

UART_FIFOLevel_1_8 = 0x0000, /* FIFO size 16 bytes, FIFO level 2 bytes */

UART_FIFOLevel_1_4 = 0x0001, /* FIFO size 16 bytes, FIFO level 4 bytes */

UART_FIFOLevel_1_2 = 0x0002, /* FIFO size 16 bytes, FIFO level 8 bytes */

UART_FIFOLevel_3_4 = 0x0003, /* FIFO size 16 bytes, FIFO level 12 bytes */

UART_FIFOLevel_7_8 = 0x0004 /* FIFO size 16 bytes, FIFO level 14 bytes */

}UART_FIFOLevel;

/* UART Init Structure definition */

typedef struct

{

uint16_t UART_WordLength;

uint16_t UART_StopBits;

uint16_t UART_Parity;

uint32_t UART_BaudRate;

uint16_t UART_HardwareFlowControl;

uint16_t UART_Mode;

uint16_t UART_FIFO;

UART_FIFOLevel UART_TxFIFOLevel;

UART_FIFOLevel UART_RxFIFOLevel;

}UART_InitTypeDef;

/* UART RTS enumeration */

typedef enum

{

LowLevel = 0,

HighLevel

}UART_LevelTypeDef;

/* Exported constants --------------------------------------------------------*/

* UART Data Length */

#define UART_WordLength_5D 0x0000 /* 5 bits Data */

#define UART_WordLength_6D 0x0020 /* 6 bits Data */

#define UART_WordLength_7D 0x0040 /* 7 bits Data */

#define UART_WordLength_8D 0x0060 /* 8 bits Data */

/* UART Stop Bits */

#define UART_StopBits_1 0xFFF7 /* Disable two stop bit is transmitted

at the end of frame */乡村神话

#define UART_StopBits_2 0x0008 /* Enable Two stop bits are transmitted

at the end of frame */偏心轴承

/* UART Parity */

#define UART_Parity_No

0x0000 /* Parity Disable */

#define UART_Parity_Even 0x0006 /* Even Parity */

#define UART_Parity_Odd 0x0002 /* Odd Parity */

#define UART_Parity_OddStick 0x0082 /* 1 is transmitted as bit parity */

#define UART_Parity_EvenStick 0x0086 /* 0 is transmitted as bit parity */

/* UART Hardware Flow Control */

#define UART_HardwareFlowControl_None 0x0000 /* HFC Disable */

#define UART_HardwareFlowControl_RTS 0x4000 /* RTS Enable */

#define UART_HardwareFlowControl_CTS 0x8000 /* CTS Enable */

#define UART_HardwareFlowControl_RTS_CTS 0xC000 /* CTS and RTS Enable */

* UART Mode */

#define UART_Mode_Rx 0x0200 /* UART Rx Enabled */

#define UART_Mode_Tx 0x0100 /* UART Tx Enbled */

#define UART_Mode_Tx_Rx 0x0300 /* UART Tx and Rx Enabled */

二七惨案

/* UART FIFO */

#define UART_FIFO_Disable 0xFFEF /* FIFOs Disable */

#define UART_FIFO_Enable 0x0010 /* FIFOs Enable */

/* UART Interrupt definition */

#define UART_IT_OverrunError 0x0400 /* Overrun Error interrupt mask */

#define UART_IT_BreakError 0x0200 /* Break Error interrupt mask */

#define UART_IT_ParityError 0x0100 /* Parity Error interrupt mask */

#define UART_IT_FrameError 0x0080 /* Frame Error interrupt mask */

#define UART_IT_ReceiveTimeOut 0x0040 /* Receive Time Out interrupt mask */

#define UART_IT_Transmit 0x0020 /* Transmit interrupt mask */

#define UART_IT_Receive 0x0010 /* Receive interrupt mask */

#define UART_IT_DSR 0x0008 /* DSR interrupt mask */

世界#define UART_IT_DCD 0x0004 /* DCD interrupt mask */

#define UART_IT_CTS 0x0002 /* CTS interrupt mask */

#define UART_IT_RI 0x0001 /* RI interrupt mask */

/* UART DMA On Error */

#define UART_DMAOnError_Enable 0xFFFB /* DMA receive request enabled

when the UART error interrupt

is asserted. */

#define UART_DMAOnError_Disable 0x0004 /* DMA receive request disabled

when the UART error interrupt

is asserted. */

/* UART DMA Request */

#define UART_DMAReq_Tx 0x02 /* Transmit DMA Enable */

#define UART_DMAReq_Rx 0x01 /* Receive DMA Enable */

/* UART FLAG */

#define UART_FLAG_OverrunError 0x23 /* Overrun error flag */

#define UART_FLAG_Break 0x22 /* break error flag */

#define UART_FLAG_ParityError 0x21 /* parity error flag */

#define UART_FLAG_FrameError 0x20 /* frame error flag */

#define UART_FLAG_RI 0x48 /* RI flag */

#define UART_FLAG_TxFIFOEmpty 0x47 /* Transmit FIFO Empty flag */

#define UART_FLAG_RxFIFOFull 0x46 /* Receive FIFO Full flag */

券商报告

#define UART_FLAG_TxFIFOFull 0x45 /* Tr

ansmit FIFO Full flag */

#define UART_FLAG_RxFIFOEmpty 0x44 /* Receive FIFO Empty flag */

#define UART_FLAG_Busy 0x43 /* UART Busy flag */

#define UART_FLAG_DCD 0x42 /* DCD flag */

#define UART_FLAG_DSR 0x41 /* DSR flag */

#define UART_FLAG_CTS 0x40 /* CTS flag */

#define UART_RawIT_OverrunError 0x6A /* Overrun Error Raw IT flag */

#define UART_RawIT_BreakError 0x69 /* Break Error Raw IT flag */

#define UART_RawIT_ParityError 0x68 /* Parity Error Raw IT flag */

#define UART_RawIT_FrameError 0x67 /* Frame Error Raw IT flag */

#define UART_RawIT_ReceiveTimeOut 0x66 /* ReceiveTimeOut Raw IT flag */

#define UART_RawIT_Transmit 0x65 /* Transmit Raw IT flag */

#define UART_RawIT_Receive 0x64 /* Receive Raw IT flag */

#define UART_RawIT_DSR 0x63 /* DSR Raw IT flag */

#define UART_RawIT_DCD 0x62 /* DCD Raw IT flag */

#define UART_RawIT_CTS 0x61 /* CTS Raw IT flag */

#define UART_RawIT_RI 0x60 /* RI Raw IT flag */

*IrDAx select*/

#define IrDA0 0x01 /*IrDA0 select*/

#define IrDA1 0x02 /*IrDA0 select*/

#define IrDA2 0x03 /*IrDA0 select*/

/* Exported macro ------------------------------------------------------------*/

/* Exported functions ------------------------------------------------------- */

extern void UART_DeInit(UART_TypeDef* UARTx);

extern void UART_Init(UART_TypeDef* UARTx, UART_InitTypeDef* UART_InitStruct);

extern void UART_StructInit(UART_InitTypeDef* UART_InitStruct);

extern void UART_Cmd(UART_TypeDef* UARTx, FunctionalState NewState);

extern void UART_ITConfig(UART_TypeDef* UARTx, uint16_t UART_IT, FunctionalState NewState);

extern void UART_DMAConfig(UART_TypeDef* UARTx, uint16_t UART_DMAOnError);

extern void UART_DMACmd(UART_TypeDef* UARTx, uint8_t UART_DMAReq, FunctionalState NewState);

extern void UART_LoopBackConfig(UART_TypeDef* UARTx, FunctionalState NewState);

extern FlagStatus UART_GetFlagStatus(UART_TypeDef* UARTx, uint16_t UART_FLAG);

extern void UART_ClearFlag(UART_TypeDef* UARTx);

extern void UART_ClearITPendingBit(UART_TypeDef* UARTx, uint16_t UART_IT);

extern void UART_IrDALowPowerConfig(uint8_t IrDAx, FunctionalState NewState);

extern void UART_IrDACmd(uint8_t IrDAx, FunctionalState NewState);

extern void UART_IrDASetCounter(uint8_t IrDAx, uint32_t IrDA_Counter);

extern void UART_SendData(UART_TypeDef* UARTx, uint8_t Data);

extern uint8_t UART_ReceiveData(UART_TypeDef* UARTx);

extern void UART_SendBreak(UART_TypeDef* UARTx);

extern void UART_DTRConfig(UART_LevelTypeDef LevelState);

extern void UART_RTSConfig(UART_LevelTypeDef LevelState);

extern ITStatus UART_GetITStatus(UART_TypeDef* UARTx, uint16_t UART_IT);

#endif /* __91x_UART_H */

本文发布于:2024-09-22 04:24:00，感谢您对本站的认可！

本文链接：https://www.17tex.com/xueshu/134665.html

上一篇：南开大学2021年9月《局域网组网原理》作业考核试题及答案参考11

下一篇：无线信道带宽与11n

标签：网络神话轴承报告实达乡村偏心

留言与评论（共有 0 条评论）