代码搜索：SPI
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www.eeworm.com/read/453624/1639554
h spi.h
/****************************************Copyright (c)**************************************************
** 广州周立功单片机发展有限公司
** 研 究
www.eeworm.com/read/452881/1647685
tmp spi.tmp
//3.1 MCU串行输入子程序SPIIN
//从X25F008的SPISO线上接收8位数据并放入寄存器R0中的应用子程序如下：
SPIIN：SETB P1.1 ；//使P1.1(时钟)输出为1
CLR P1.2 //选择从机
MOV R1，#08H// ；置循环次数
SPIIN1:CLR P1.1// ；使P1.1（时钟）输出为0
NOP ；延时
NOP
MOV C，P1.3 ；
www.eeworm.com/read/452881/1647687
plg spi.plg
礦ision2 Build Log
Project:
C:\Documents and Settings\ntscking\桌面\书程序\第二章\2.5 SPI总线在单片机系统中的实现\SPI.uv2
Project File Date: 03/29/2005
Output:
www.eeworm.com/read/452881/1647690
opt spi.opt
### uVision2 Project, (C) Keil Software
### Do not modify !
cExt (*.c)
aExt (*.s*; *.src; *.a*)
oExt (*.obj)
lExt (*.lib)
tExt (*.txt; *.h; *.inc)
pExt (*.plm)
CppX (*.cpp)
DaveTm {
www.eeworm.com/read/452881/1647691
lst spi.lst
C51 COMPILER V7.06 SPI 03/29/2005 14:08:44 PAGE 1
C51 COMPILER V7.06, COMPILATION OF MODULE SPI
OBJECT MODULE PLACED IN SPI
www.eeworm.com/read/452881/1647692
c spi.c
//-----------------------函数声明，变量定义--------------------------------------------------------
#include
#include
sbit SCK=P1^0; // 将p1.0口模拟时钟输出
sbit MOSI
www.eeworm.com/read/452881/1647693
asm spi.asm
3.1 MCU串行输入子程序<mark>SPI</mark>IN
从X25F008的<mark>SPI</mark>SO线上接收8位数据并放入寄存器R0中的应用子程序如下：
<mark>SPI</mark>IN：SETB P1.1 ；使P1.1(时钟)输出为1
CLR P1.2 ;选择从机
MOV R1，#08H ；置循环次数
<mark>SPI</mark>IN1:CLR P1.1 ；使P1.1（时钟）输出为0
NOP ；延时
NOP
MOV C，P1.3 ；从机输出<mark>SPI</mark>SO送进 ...
www.eeworm.com/read/452691/1649643
h spi.h
/*
This file defines the interface to the lpc22xx SPI module.
Copyright (C) 2006 Embedded Artists AB (www.embeddedartists.com)
This file may be included in software not adhering to the G
www.eeworm.com/read/452691/1649807
c spi.c
/*
* Copyright (c) 2001 Navin Boppuri / Prashant Patel
* ,
*
* Copyright (c) 2001 Gerd Mennchen