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spi.txt
F240 SPI master/slave example code from the C24x Reference Set, Vol 2, Chapter 5.
All contents (included source, executables, and text)
spi.v
//Legal Notice: (C)2005 Altera Corporation. All rights reserved. Your
//use of Altera Corporation's design tools, logic functions and other
//software and tools, and its AMPP partner logic function
spi.c
#include
#include "2410addr.h"
#include "2410lib.h"
#include "spi.h"
#include "def.h"
#define spi_count 0x80
#define SPI_BUFFER _NONCACHE_STARTADDRESS
void __irq Spi_Int(void);
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
#include "2410addr.h"
#include "2410lib.h"
#include "spi.h"
#include "def.h"
#define spi_count 0x80
#define SPI_BUFFER _NONCACHE_STARTADDRESS
void __irq Spi_Int(void);
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.asm
#include Project.inc
#define AFECS PORTC,1 ; Chip select output
#define SCK PORTC,2 ; SPI Clock Output
#define SDIO PORTC,3 ; Serial output
udata
SPI.BufferH res 1
SPI.BufferL res 1
SP