STM32驱动W5100实现udp通信 -

本文引用地址: http://www.21ic.com/app/mcu/201808/783957.htm

环境：

主机:WIN7

开发环境:MDK4.72

MCU:STM32F103ZE

源代码:

驱动层代码:

drv_w5100.h

/*********************************************************************

*w5100驱动层头文件

*(c)copyright2013,jdh

*AllRightReserved

*文件名:drv_w5100.h

*程序员:jdh

*修改日期:2013/10/22

*2013/10/23

*2013/10/24

**********************************************************************/

/*********************************************************************

硬件连接说明

电路标号单片机引脚特殊功能

W5100_MISOPB4SPI3_MISO

W5100_MOSIPB5SPI3_MOSI

W5100_CSPA15SPI3_NSS

W5100_SCLKPB3SPI3_SCK

/RESETPD3

/INTPD6

**********************************************************************/

#ifndef_DRV_W5100_H_

#define_DRV_W5100_H_

/*********************************************************************

*头文件

**********************************************************************/

#include"stm32f10x.h"

#include"stm32f10x_spi.h"

/*********************************************************************

*宏定义

**********************************************************************/

/*********************************************************************

*读写操作

**********************************************************************/

//写操作

#defineWRITE_COMMAND0xf0

//读操作

#defineREAD_COMMAND0x0f

/*********************************************************************

*基地址

**********************************************************************/

#defineCOMMON_BASE0x0000

/*********************************************************************

*寄存器

**********************************************************************/

//-----------------------------------------------------------------------------

//Commonregister

//-----------------------------------------------------------------------------

//Moderegister,R/W,Default=0x00

#defineSOCKET00

#defineSOCKET11

#defineSOCKET22

#defineSOCKET33

#defineTCP_SERVER0

#defineTCP_CLIENT1

#defineUDP2

#defineW5100_MODECOMMON_BASE

#defineMODE_RST0x80//Softwarereset

#defineMODE_PB0x10//Pingblockmode

#defineMODE_PPPOE0x08//PPOEmode

#defineMODE_AI0x02//AddressautoincrementinindirectbusI/F

#defineMODE_IND0x01//IndirectbusI/Fmode

//Gatewayaddressregister,R/W,default=0x00

#defineW5100_GARCOMMON_BASE+0x01

//Subnetmaskaddress,R/W,default=0x00

#defineW5100_SUBRCOMMON_BASE+0x05

//Sourcehardwareaddress,R/W,default=0x00

#defineW5100_SHARCOMMON_BASE+0x09

//SourceIPaddress,R/W,default=0x00

#defineW5100_SIPRCOMMON_BASE+0x0f

//Interruptandinterruptmaskregister

#defineW5100_IRCOMMON_BASE+0x15//RO,Default=0x00

#defineIR_CONFLICT0x80//IPconflict

#defineIR_UNREACH0x40//Destinationunreachable

#defineIR_PPPOE0x20//PPOEclose

#defineIR_S3_INT0x08//Occurrenceofsocket3socketinterrupt

#defineIR_S2_INT0x04//Occurrenceofsocket2socketinterrupt

#defineIR_S1_INT0x02//Occurrenceofsocket1socketinterrupt

#defineIR_S0_INT0x01//Occurrenceofsocket0socketinterrupt

#defineW5100_IMRCOMMON_BASE+0x16//R/W,Default=0x00

#defineIMR_CONFLICT0x80//IPconflict

#defineIMR_UNREACH0x40//Destinationunreachable

#defineIMR_PPPOE0x20//PPOEclose

#defineIMR_S3_INT0x08//Occurrenceofsocket3socketinterrupt

#defineIMR_S2_INT0x04//Occurrenceofsocket2socketinterrupt

#defineIMR_S1_INT0x02//Occurrenceofsocket1socketinterrupt

#define IMR_S0_INT 0x01 //Occurrence of socket 0 socket interrupt