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spi.h

#ifndef __SPI_H__ #define __SPI_H__ void Test_Spi_MS_int(void); void Test_Spi_MS_poll(void); void Test_Spi_M_Tx_DMA1(void); void Test_Spi_M_Rx_DMA1(void); void Test_Spi_S_Tx_DMA1(void); voi

spi.c

#include // change to the appropriate header file #include "spi.h" /* spi_init function should be generated using the AppBuilder */ /* ** SpiWriteByte() writes a byte to the SP

spi.h

/* ** Header file : spi.h */ #if defined(_AVR) /* SPI header for AVR */ #ifndef __SPI__H #define __SPI__H /* ** Constants for SpiInit() */ #define SPI_DATA_ORDER_MSB_FIRST 0x00

spi.lst

A51 MACRO ASSEMBLER SPI 03/28/2006 09:48:44 PAGE 1 MACRO ASSEMBLER A51 V8.00 OBJECT MODULE PLACED IN SPI.OBJ ASSEMBLER INVO

spi.a51

; ; Copyright (c) 2004,成都港顺科技发展有限公司 ; All rights reserved. ; ; 编 译 器:Keil:C Compiler:7.20;Assembler:7.10 ; 工程名称:POS-Test.UV2 ; 文件名称:M25P80SendRec.asm ; 摘 要:SPI总线驱动 ; ; 单 片 机:uPSD3254 ;

slp.spi

############################################################################# # # OpenSLP SPI file # # Security Parameter Index (SPI) is an unformated string that us used # by SLP to identify security

spi.c

#include unsigned char combuf[9]; void init_spi() { PCON = 0x00; //smod = 0 TMOD=0x20; //定时器工作在方式2 TH1=0xF2; TL1=0xF2; SM0 = 0; //串行口工作在方式2,波特率为9600,采用查询方式工作