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RTC 的代码
main.c
#include
#include
#include "Target\44b.h"
#include "Target\44blib.h"
/****
#define YEAR (0x99)
#define MONTH (0x12)
#define DAY (0x31)
#define DATE (0x06) // SUN:1
m41t11.c
/*
* FILE: m41t11.c
* 调用I2C读写函数，设置、读取RTC芯片m41t11
*/
#include
#include "m41t11.h"
#include "i2c.h"
struct rtc_registers {
unsigned char secs;
unsigned char mins;
unsigned
main.c
#include
#include
#include "Target\44b.h"
#include "Target\44blib.h"
#define YEAR (0x99)
#define MONTH (0x12)
#define DAY (0x31)
#define DATE (0x06) // SUN:1 MON:2
main.c
#include
#include
#include "Target\44b.h"
#include "Target\44blib.h"
/****
#define YEAR (0x99)
#define MONTH (0x12)
#define DAY (0x31)
#define DATE (0x06) // SUN:1
rccu.c
/******************** (C) COPYRIGHT 2006 STMicroelectronics ********************
* File Name : rccu.c
* Author : MCD Application Team
* Date First Issued : 07/28/2003
* Descr
main.c
#include
#include
#include "Target\44b.h"
#include "Target\44blib.h"
#define YEAR (0x99)
#define MONTH (0x12)
#define DAY (0x31)
#define DATE (0x06) // SUN:1 MON:2
main.c
#include
#include
#include "Target\44b.h"
#include "Target\44blib.h"
/****
#define YEAR (0x99)
#define MONTH (0x12)
#define DAY (0x31)
#define DATE (0x06) // SUN:1
main.c
#include
#include
#include "Target\44b.h"
#include "Target\44blib.h"
#define YEAR (0x99)
#define MONTH (0x12)
#define DAY (0x31)
#define DATE (0x06) // SUN:1 MON:2
main.c
#include
#include
#include "Target\44b.h"
#include "Target\44blib.h"
/****
#define YEAR (0x99)
#define MONTH (0x12)
#define DAY (0x31)
#define DATE (0x06) // SUN:1
readme.txt
/*
CMOS 的地址空间是在基本地址空间之外的。因此其中不包括可执行的代码。它需要使用在端口
70h,71h 使用IN 和OUT 指令来访问。为了读取指定偏移位置的字节，首先需要使用OUT 向端口
70h 发送指定字节的偏移值，然后使用IN 指令从71h 端口读取指定的字节信息。
CMOS 64 字节信息简表
地址偏移值 内容说明
0x00 = 当前秒值(实时钟) 0 ...