标题:
STC15W408AS单片机驱动74hc595源代码
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作者:
laoxianccc
时间:
2018-6-14 20:39
标题:
STC15W408AS单片机驱动74hc595源代码
单片机源程序如下:
#include "delay.h"
#include "key.h"
#include "hc595.h"
#include "intrins.h "
///////////////////////////引脚定义///////////////////////////////
sbit Hc595_Sck_P11 = P3^2; //输入串行移位时钟脉冲 sh_cp_595
sbit Hc595_Rck_P12 = P3^3; //输出锁存器控制脉冲 st_cp_595
//sbit Hc595_Oe_P13 = P1^5; //8 位并行输出使能禁能（高阻态）
sbit Hc595_Ser_P14 = P3^4; //串行数据输入线
unsigned char Hc595_Datas[6] = {0x00U}; //存放6个数码管显示的数据
unsigned long Hc595_Count = 0U;//显示定时计数，
unsigned long Hc595_Time_Count = 0U;//定时器超时计数
unsigned long hc595_time_count_temp = 0U;//临时存储
unsigned long hc595_time_count_temp_1 = 0U;//临时存储
unsigned long hc595_time_count_temp_2 = 0U;//临时存储
unsigned char Hc595_Led_Code[]={
0x3FU, // 0
0x06U, // 1
0x5BU, // 2
0x4FU, // 3
0x66U, // 4
0x6DU, // 5
0x7DU, // 6
0x07U, // 7
0x7FU, // 8
0x6FU, // 9
0x77U, // A
0x7CU, // B
0x39U, // C
0x5EU, // D
0x79U, // E
0x71U, // F
0x00U //0x10:表示不显示
};//共阳极数码管
/////////////////////////////////////////////////外部调用函数/////////////////////////////////////////////
/***********************************************************************************************
//功能：单个数据往hc595发送，串行输入数据（SER）移入寄存器
//输入：unsigned char SendVal：要发送的数据
//输出：无
//备注：无
//日期：2018.06.05
*************************************************************************************************/
void Hc595SendData(unsigned char SendVal)//往hc595发送数据，串行输入数据（SER）移入寄存器
{
unsigned char i;
for(i = 0U; i < 8U; i++)
{
if((SendVal <<i ) & 0x80U)
{
Hc595_Ser_P14 = HC595_HIGH;
}
else
{
Hc595_Ser_P14 = HC595_LOW;
}
//由低电平跳为高电平，产生上升沿,串行输入数据（SER）移入寄存器
Hc595_Sck_P11 = HC595_HIGH;
_nop_();
_nop_();
Hc595_Sck_P11 = HC595_LOW;
}
}
/***********************************************************************************************
//功能：数据显示.RCK_595 产生上升沿，(输出数据用于引脚)
//输入：无
//输出：无
//备注：无
//日期：2018.06.05
*************************************************************************************************/
void Hc595ShowData(void)//RCK_595 产生上升沿，(输出数据用于引脚)
{
Hc595_Rck_P12 = HC595_LOW;
_nop_();
_nop_();
Hc595_Rck_P12 = HC595_HIGH;
_nop_();
_nop_();
Hc595_Rck_P12 = HC595_LOW;
_nop_();
_nop_();
}
/***********************************************************************************************
//功能：6个数据级联显示
//输入：无
//输出：无
//备注：无
//日期：2018.06.05
*************************************************************************************************/
void Hc595LedDisplayN(void)
{
unsigned char i;//,j;
unsigned char movebit[6];
//Hc595_Oe_P13 = HC595_LOW; //选中数码管
for(i = 0U; i < 6U; i++)
{
movebit[i] = Hc595_Led_Code[Hc595_Datas[i]];
}
// P1 = 0U;
Delay(1U);
for(i = 0U; i< 6U; i++) //数据移位
{
if(i == 1U)//第二个字段小数点常亮处理
{
Hc595SendData(movebit[i] & 0x7FU );//共阳极低电平点亮对应的二极管
}
else
{
Hc595SendData(movebit[i]);
}
/*test = movebit[i];
for(j = 0U;j < 8U; j++)
{
testb = (test & 0x80U);
test = (test << 1U);
if(testb)
{
Hc595_Ser_P14 = HC595_HIGH;
}
else
{
Hc595_Ser_P14 = HC595_LOW;
}
Hc595_Sck_P11 = HC595_HIGH;
_nop_();
_nop_();
_nop_();
Hc595_Sck_P11 = HC595_LOW;
} //数据移位*/
}
//显示数据,
Hc595ShowData();
/*Hc595_Rck_P12 = HC595_LOW;
_nop_();
_nop_();
_nop_();
Hc595_Rck_P12 = HC595_HIGH;
_nop_();
_nop_();
_nop_();
Hc595_Rck_P12 = HC595_LOW;
_nop_();
_nop_();
_nop_();*/
}
/***********************************************************************************************
//功能：定时器计数处理函数,并将对应的数据转化为十进制数处理
//输入：无
//输出：无
//备注：应用于中断中
//日期：2018.06.05
*************************************************************************************************/
void Hc595TimerCountHandle(void)
{
unsigned char hc595_key_status = 0U;//按键状态
unsigned char hc595_key_count_modle = 0U;//档位
unsigned char hc595_stop_display_flag = 0U;
hc595_key_count_modle = KeyCheckCount();//取按键设置的档位显示
hc595_key_status = KeyCheckStatus();//获取按键状态
switch(hc595_key_status)
{
case KeySwitchModeTimeOutInit://上电初始化状态，可用于切换档位
Hc595_Datas[0] = hc595_key_count_modle;//取按键设置的档位显示
Hc595_Datas[1] = 0x10U;//不显示，全关处理
Hc595_Datas[2] = 0x10U;//不显示，全关处理
Hc595_Datas[3] = 0x10U;//不显示，全关处理
Hc595_Datas[4] = 0x10U;//不显示，全关处理
Hc595_Datas[5] = 0x10U;//不显示，全关处理
Hc595_Count = 0U;
break;
case KeyTimeCountInit://档位设置完成后初始态，开启计数
case KeyTimeCountStopClear://按键计时清零状态
case KeyTimeCountOver://计时结束
case KeyTimeCountOverStop://超出后停止状态
case KeyTimeCountOverInit_1://超出后停止状态
case KeyTimeCountOverInit://超出后初始化状态
Hc595_Count = 0U;
Hc595_Datas[0] = 0x00U;//全险0
Hc595_Datas[1] = 0x00U;//全险0
Hc595_Datas[2] = 0x00U;//全险0
Hc595_Datas[3] = 0x00U;//全险0
Hc595_Datas[4] = 0x00U;//全险0
Hc595_Datas[5] = 0x00U;//全险0
break;
case KeyTimeCountStart://开启计数
//根据档位处理时间
Hc595_Count ++;
hc595_time_count_temp_2 = Hc595_Count;
//显示
if(hc595_key_count_modle == 5U)//第5档只显示时间
{
if(Hc595_Count >= 600000U)
{
Hc595_Count = 0U;
Key.Key_Status = KeyTimeCountOver;//计时结束
}
//分钟
Hc595_Datas[0] = (Hc595_Count / 6000U) / 10U;
Hc595_Datas[1] = (Hc595_Count / 6000U) % 10U;
//秒
Hc595_Datas[2] = (Hc595_Count % 6000U) / 1000U;
Hc595_Datas[3] = (Hc595_Count % 1000U) / 100U;
//毫秒
Hc595_Datas[4] = (Hc595_Count % 100U)/10U;
Hc595_Datas[5] = (Hc595_Count % 10U)/1U;
}
else
{
hc595_time_count_temp = Hc595_Count;
if(hc595_key_count_modle == 0U)
{
hc595_time_count_temp = (Hc595_Count*5 + Hc595_Count%5);//400us
}
else if(hc595_key_count_modle == 1U)
{
hc595_time_count_temp = (Hc595_Count*4 + Hc595_Count%4);
}
else if(hc595_key_count_modle == 2U)
{
hc595_time_count_temp = (Hc595_Count*3 + Hc595_Count%3);
}
else if(hc595_key_count_modle == 3U)
{
hc595_time_count_temp = (Hc595_Count*2 + Hc595_Count%2);
}
else if(hc595_key_count_modle == 4U)
{
hc595_time_count_temp = (Hc595_Count + Hc595_Count);
}
//if((hc595_key_count_modle == 0U) || (hc595_key_count_modle == 1U) || (hc595_key_count_modle == 4U))
{
if(hc595_time_count_temp >= 10000U)
{
Hc595_Count = 0U;
hc595_time_count_temp = 0U;
Key.Key_Status = KeyTimeCountOver;//计时结束
}
Hc595_Datas[0] = (Hc595_Count % 10000U)/1000U;
Hc595_Datas[1] = (Hc595_Count % 1000U)/100U;
Hc595_Datas[2] = (hc595_time_count_temp % 100U)/10U;
Hc595_Datas[3] = (hc595_time_count_temp % 10U)/1U;
Hc595_Datas[4] = (hc595_time_count_temp % 100U)/10U;
Hc595_Datas[5] = (hc595_time_count_temp % 10U)/1U;
}
hc595_time_count_temp_1 = ((unsigned long)Hc595_Datas[0])*100000U + ((unsigned long)Hc595_Datas[1])*10000U + ((unsigned long)Hc595_Datas[2])*1000U + ((unsigned long)Hc595_Datas[3])*100U + ((unsigned long)Hc595_Datas[4])*10U + (unsigned long)Hc595_Datas[4];
}
break;
case KeyTimeCountStop://停止计数状态
if(hc595_key_count_modle != 5U)
{
switch(hc595_key_count_modle)
{
case 0U:
if((hc595_time_count_temp_1 >= 99990U) && (hc595_time_count_temp_1 <= 100000U))
{
hc595_time_count_temp = 100000U;
hc595_stop_display_flag = 1U;
}
break;
case 1U:
if((hc595_time_count_temp_1 >= 99970U) && (hc595_time_count_temp_1 <= 100000U))
{
hc595_time_count_temp = 100000U;
hc595_stop_display_flag = 1U;
}
break;
case 2U:
if((hc595_time_count_temp_1 >= 99950U) && (hc595_time_count_temp_1 <= 100000U))
{
hc595_time_count_temp = 100000U;
hc595_stop_display_flag = 1U;
}
break;
case 3U:
if((hc595_time_count_temp_1 >= 99910U) && (hc595_time_count_temp_1 <= 100000U))
{
hc595_time_count_temp = 100000U;
hc595_stop_display_flag = 1U;
}
break;
case 4U:
if((hc595_time_count_temp_1 >= 98000U) && ((hc595_time_count_temp_1 <= 100000U)))
{
hc595_time_count_temp = 100000U;
hc595_stop_display_flag = 1U;
}
break;
default:
break;
}
if(hc595_stop_display_flag == 1U)
{
Hc595_Datas[0] = (hc595_time_count_temp % 1000000U)/100000U;
Hc595_Datas[1] = (hc595_time_count_temp % 100000U)/10000U;
Hc595_Datas[2] = (hc595_time_count_temp % 10000U)/1000U;
Hc595_Datas[3] = (hc595_time_count_temp % 1000U)/100U;
Hc595_Datas[4] = (hc595_time_count_temp % 100U)/10U;
Hc595_Datas[5] = (hc595_time_count_temp % 10U)/1U;
}
}
Hc595_Count = 0U;
break;
default:
break;
}
Hc595LedDisplayN();//数据显示处理
}
复制代码
#include "stc15w408as.h"
#include "hc595.h"
#include "key.h"
#include "sys.h"
#include "timer0.h"
int main(void)
{
Timer0Init();
KeyInit();
SYS_INTERUPT_EN();
while(1)
{
//定时器0处理
if(Timer0CheckIntFlag() == 1U)
{
Timer0ClearIntFlag();
//KeyInitTimeOutHandle();
//Hc595TimerCountHandle();
}
//按键处理
if(KeyCheckUpDownStatus() == 1U)
{
KeyClearUpDownFlag();//清除按键标志
KeyHandle();
}
//数码管显示处理
}
return 0U;
}
复制代码
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作者:
zjwhsm
时间:
2020-5-19 13:06
谢谢分离，，，我正好需要
作者:
zsheng2011
时间:
2022-3-18 14:08
优秀的电子作品，值得学习
作者:
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2022-3-31 20:31
谢谢分享，我正好需要这个测试
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时间:
2022-6-11 20:55
原理图有吗
作者:
flyheart
时间:
2022-6-12 17:39
优秀的电子作品，值得学习
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STC15W408AS_V1.3.zip
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